diff options
Diffstat (limited to 'contrib/test_decoding/expected')
30 files changed, 5087 insertions, 0 deletions
diff --git a/contrib/test_decoding/expected/binary.out b/contrib/test_decoding/expected/binary.out new file mode 100644 index 0000000..b3a3509 --- /dev/null +++ b/contrib/test_decoding/expected/binary.out @@ -0,0 +1,35 @@ +-- predictability +SET synchronous_commit = on; +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding'); + ?column? +---------- + init +(1 row) + +-- succeeds, textual plugin, textual consumer +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'force-binary', '0', 'skip-empty-xacts', '1'); + data +------ +(0 rows) + +-- fails, binary plugin, textual consumer +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'force-binary', '1', 'skip-empty-xacts', '1'); +ERROR: logical decoding output plugin "test_decoding" produces binary output, but function "pg_logical_slot_get_changes(name,pg_lsn,integer,text[])" expects textual data +-- succeeds, textual plugin, binary consumer +SELECT data FROM pg_logical_slot_get_binary_changes('regression_slot', NULL, NULL, 'force-binary', '0', 'skip-empty-xacts', '1'); + data +------ +(0 rows) + +-- succeeds, binary plugin, binary consumer +SELECT data FROM pg_logical_slot_get_binary_changes('regression_slot', NULL, NULL, 'force-binary', '1', 'skip-empty-xacts', '1'); + data +------ +(0 rows) + +SELECT 'init' FROM pg_drop_replication_slot('regression_slot'); + ?column? +---------- + init +(1 row) + diff --git a/contrib/test_decoding/expected/catalog_change_snapshot.out b/contrib/test_decoding/expected/catalog_change_snapshot.out new file mode 100644 index 0000000..b33e49c --- /dev/null +++ b/contrib/test_decoding/expected/catalog_change_snapshot.out @@ -0,0 +1,134 @@ +Parsed test spec with 2 sessions + +starting permutation: s0_init s0_begin s0_savepoint s0_truncate s1_checkpoint s1_get_changes s0_commit s0_begin s0_insert s1_checkpoint s1_get_changes s0_commit s1_get_changes +step s0_init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); +?column? +-------- +init +(1 row) + +step s0_begin: BEGIN; +step s0_savepoint: SAVEPOINT sp1; +step s0_truncate: TRUNCATE tbl1; +step s1_checkpoint: CHECKPOINT; +step s1_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'skip-empty-xacts', '1', 'include-xids', '0'); +data +---- +(0 rows) + +step s0_commit: COMMIT; +step s0_begin: BEGIN; +step s0_insert: INSERT INTO tbl1 VALUES (1); +step s1_checkpoint: CHECKPOINT; +step s1_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'skip-empty-xacts', '1', 'include-xids', '0'); +data +--------------------------------------- +BEGIN +table public.tbl1: TRUNCATE: (no-flags) +COMMIT +(3 rows) + +step s0_commit: COMMIT; +step s1_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'skip-empty-xacts', '1', 'include-xids', '0'); +data +------------------------------------------------------------- +BEGIN +table public.tbl1: INSERT: val1[integer]:1 val2[integer]:null +COMMIT +(3 rows) + +?column? +-------- +stop +(1 row) + + +starting permutation: s0_init s0_begin s0_savepoint s0_insert s1_checkpoint s1_get_changes s0_insert2 s0_commit s0_begin s0_insert s1_checkpoint s1_get_changes s0_commit s1_get_changes +step s0_init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); +?column? +-------- +init +(1 row) + +step s0_begin: BEGIN; +step s0_savepoint: SAVEPOINT sp1; +step s0_insert: INSERT INTO tbl1 VALUES (1); +step s1_checkpoint: CHECKPOINT; +step s1_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'skip-empty-xacts', '1', 'include-xids', '0'); +data +---- +(0 rows) + +step s0_insert2: INSERT INTO user_cat VALUES (1); +step s0_commit: COMMIT; +step s0_begin: BEGIN; +step s0_insert: INSERT INTO tbl1 VALUES (1); +step s1_checkpoint: CHECKPOINT; +step s1_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'skip-empty-xacts', '1', 'include-xids', '0'); +data +------------------------------------------------------------- +BEGIN +table public.tbl1: INSERT: val1[integer]:1 val2[integer]:null +table public.user_cat: INSERT: val1[integer]:1 +COMMIT +(4 rows) + +step s0_commit: COMMIT; +step s1_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'skip-empty-xacts', '1', 'include-xids', '0'); +data +------------------------------------------------------------- +BEGIN +table public.tbl1: INSERT: val1[integer]:1 val2[integer]:null +COMMIT +(3 rows) + +?column? +-------- +stop +(1 row) + + +starting permutation: s0_init s0_begin s0_savepoint s0_insert s1_checkpoint s1_get_changes s0_truncate s0_commit s0_begin s0_insert s1_checkpoint s1_get_changes s0_commit s1_get_changes +step s0_init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); +?column? +-------- +init +(1 row) + +step s0_begin: BEGIN; +step s0_savepoint: SAVEPOINT sp1; +step s0_insert: INSERT INTO tbl1 VALUES (1); +step s1_checkpoint: CHECKPOINT; +step s1_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'skip-empty-xacts', '1', 'include-xids', '0'); +data +---- +(0 rows) + +step s0_truncate: TRUNCATE tbl1; +step s0_commit: COMMIT; +step s0_begin: BEGIN; +step s0_insert: INSERT INTO tbl1 VALUES (1); +step s1_checkpoint: CHECKPOINT; +step s1_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'skip-empty-xacts', '1', 'include-xids', '0'); +data +------------------------------------------------------------- +BEGIN +table public.tbl1: INSERT: val1[integer]:1 val2[integer]:null +table public.tbl1: TRUNCATE: (no-flags) +COMMIT +(4 rows) + +step s0_commit: COMMIT; +step s1_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'skip-empty-xacts', '1', 'include-xids', '0'); +data +------------------------------------------------------------- +BEGIN +table public.tbl1: INSERT: val1[integer]:1 val2[integer]:null +COMMIT +(3 rows) + +?column? +-------- +stop +(1 row) + diff --git a/contrib/test_decoding/expected/concurrent_ddl_dml.out b/contrib/test_decoding/expected/concurrent_ddl_dml.out new file mode 100644 index 0000000..3742a2a --- /dev/null +++ b/contrib/test_decoding/expected/concurrent_ddl_dml.out @@ -0,0 +1,799 @@ +Parsed test spec with 2 sessions + +starting permutation: s1_init s1_begin s1_insert_tbl1 s2_alter_tbl2_float s1_insert_tbl2 s1_commit s2_get_changes +step s1_init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); +?column? +-------- +init +(1 row) + +step s1_begin: BEGIN; +step s1_insert_tbl1: INSERT INTO tbl1 (val1, val2) VALUES (1, 1); +step s2_alter_tbl2_float: ALTER TABLE tbl2 ALTER COLUMN val2 TYPE float; +step s1_insert_tbl2: INSERT INTO tbl2 (val1, val2) VALUES (1, 1); +step s1_commit: COMMIT; +step s2_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +------------------------------------------------------------------- +BEGIN +table public.tbl1: INSERT: val1[integer]:1 val2[integer]:1 +table public.tbl2: INSERT: val1[integer]:1 val2[double precision]:1 +COMMIT +(4 rows) + +?column? +-------- +stop +(1 row) + + +starting permutation: s1_init s1_begin s1_insert_tbl1 s2_alter_tbl1_float s1_insert_tbl2 s1_commit s2_get_changes +step s1_init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); +?column? +-------- +init +(1 row) + +step s1_begin: BEGIN; +step s1_insert_tbl1: INSERT INTO tbl1 (val1, val2) VALUES (1, 1); +step s2_alter_tbl1_float: ALTER TABLE tbl1 ALTER COLUMN val2 TYPE float; <waiting ...> +step s1_insert_tbl2: INSERT INTO tbl2 (val1, val2) VALUES (1, 1); +step s1_commit: COMMIT; +step s2_alter_tbl1_float: <... completed> +step s2_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +---------------------------------------------------------- +BEGIN +table public.tbl1: INSERT: val1[integer]:1 val2[integer]:1 +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 +COMMIT +(4 rows) + +?column? +-------- +stop +(1 row) + + +starting permutation: s1_init s1_begin s1_insert_tbl1 s2_alter_tbl2_char s1_insert_tbl2 s1_commit s2_get_changes +step s1_init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); +?column? +-------- +init +(1 row) + +step s1_begin: BEGIN; +step s1_insert_tbl1: INSERT INTO tbl1 (val1, val2) VALUES (1, 1); +step s2_alter_tbl2_char: ALTER TABLE tbl2 ALTER COLUMN val2 TYPE character varying; +step s1_insert_tbl2: INSERT INTO tbl2 (val1, val2) VALUES (1, 1); +step s1_commit: COMMIT; +step s2_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +---------------------------------------------------------------------- +BEGIN +table public.tbl1: INSERT: val1[integer]:1 val2[integer]:1 +table public.tbl2: INSERT: val1[integer]:1 val2[character varying]:'1' +COMMIT +(4 rows) + +?column? +-------- +stop +(1 row) + + +starting permutation: s1_init s1_begin s1_insert_tbl1 s2_alter_tbl1_char s1_insert_tbl2 s1_commit s2_get_changes +step s1_init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); +?column? +-------- +init +(1 row) + +step s1_begin: BEGIN; +step s1_insert_tbl1: INSERT INTO tbl1 (val1, val2) VALUES (1, 1); +step s2_alter_tbl1_char: ALTER TABLE tbl1 ALTER COLUMN val2 TYPE character varying; <waiting ...> +step s1_insert_tbl2: INSERT INTO tbl2 (val1, val2) VALUES (1, 1); +step s1_commit: COMMIT; +step s2_alter_tbl1_char: <... completed> +step s2_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +---------------------------------------------------------- +BEGIN +table public.tbl1: INSERT: val1[integer]:1 val2[integer]:1 +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 +COMMIT +(4 rows) + +?column? +-------- +stop +(1 row) + + +starting permutation: s1_init s1_begin s1_insert_tbl1 s1_insert_tbl2 s2_alter_tbl1_float s1_commit s2_get_changes +step s1_init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); +?column? +-------- +init +(1 row) + +step s1_begin: BEGIN; +step s1_insert_tbl1: INSERT INTO tbl1 (val1, val2) VALUES (1, 1); +step s1_insert_tbl2: INSERT INTO tbl2 (val1, val2) VALUES (1, 1); +step s2_alter_tbl1_float: ALTER TABLE tbl1 ALTER COLUMN val2 TYPE float; <waiting ...> +step s1_commit: COMMIT; +step s2_alter_tbl1_float: <... completed> +step s2_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +---------------------------------------------------------- +BEGIN +table public.tbl1: INSERT: val1[integer]:1 val2[integer]:1 +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 +COMMIT +(4 rows) + +?column? +-------- +stop +(1 row) + + +starting permutation: s1_init s1_begin s1_insert_tbl1 s1_insert_tbl2 s2_alter_tbl1_char s1_commit s2_get_changes +step s1_init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); +?column? +-------- +init +(1 row) + +step s1_begin: BEGIN; +step s1_insert_tbl1: INSERT INTO tbl1 (val1, val2) VALUES (1, 1); +step s1_insert_tbl2: INSERT INTO tbl2 (val1, val2) VALUES (1, 1); +step s2_alter_tbl1_char: ALTER TABLE tbl1 ALTER COLUMN val2 TYPE character varying; <waiting ...> +step s1_commit: COMMIT; +step s2_alter_tbl1_char: <... completed> +step s2_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +---------------------------------------------------------- +BEGIN +table public.tbl1: INSERT: val1[integer]:1 val2[integer]:1 +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 +COMMIT +(4 rows) + +?column? +-------- +stop +(1 row) + + +starting permutation: s1_init s1_begin s1_insert_tbl1 s2_alter_tbl2_float s1_insert_tbl2 s2_alter_tbl1_float s1_commit s2_get_changes +step s1_init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); +?column? +-------- +init +(1 row) + +step s1_begin: BEGIN; +step s1_insert_tbl1: INSERT INTO tbl1 (val1, val2) VALUES (1, 1); +step s2_alter_tbl2_float: ALTER TABLE tbl2 ALTER COLUMN val2 TYPE float; +step s1_insert_tbl2: INSERT INTO tbl2 (val1, val2) VALUES (1, 1); +step s2_alter_tbl1_float: ALTER TABLE tbl1 ALTER COLUMN val2 TYPE float; <waiting ...> +step s1_commit: COMMIT; +step s2_alter_tbl1_float: <... completed> +step s2_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +------------------------------------------------------------------- +BEGIN +table public.tbl1: INSERT: val1[integer]:1 val2[integer]:1 +table public.tbl2: INSERT: val1[integer]:1 val2[double precision]:1 +COMMIT +(4 rows) + +?column? +-------- +stop +(1 row) + + +starting permutation: s1_init s1_begin s1_insert_tbl1 s2_alter_tbl2_char s1_insert_tbl2 s2_alter_tbl1_char s1_commit s2_get_changes +step s1_init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); +?column? +-------- +init +(1 row) + +step s1_begin: BEGIN; +step s1_insert_tbl1: INSERT INTO tbl1 (val1, val2) VALUES (1, 1); +step s2_alter_tbl2_char: ALTER TABLE tbl2 ALTER COLUMN val2 TYPE character varying; +step s1_insert_tbl2: INSERT INTO tbl2 (val1, val2) VALUES (1, 1); +step s2_alter_tbl1_char: ALTER TABLE tbl1 ALTER COLUMN val2 TYPE character varying; <waiting ...> +step s1_commit: COMMIT; +step s2_alter_tbl1_char: <... completed> +step s2_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +---------------------------------------------------------------------- +BEGIN +table public.tbl1: INSERT: val1[integer]:1 val2[integer]:1 +table public.tbl2: INSERT: val1[integer]:1 val2[character varying]:'1' +COMMIT +(4 rows) + +?column? +-------- +stop +(1 row) + + +starting permutation: s1_init s2_alter_tbl2_char s1_begin s1_insert_tbl1 s2_alter_tbl2_text s1_insert_tbl2 s1_commit s2_get_changes +step s1_init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); +?column? +-------- +init +(1 row) + +step s2_alter_tbl2_char: ALTER TABLE tbl2 ALTER COLUMN val2 TYPE character varying; +step s1_begin: BEGIN; +step s1_insert_tbl1: INSERT INTO tbl1 (val1, val2) VALUES (1, 1); +step s2_alter_tbl2_text: ALTER TABLE tbl2 ALTER COLUMN val2 TYPE text; +step s1_insert_tbl2: INSERT INTO tbl2 (val1, val2) VALUES (1, 1); +step s1_commit: COMMIT; +step s2_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +---------------------------------------------------------- +BEGIN +table public.tbl1: INSERT: val1[integer]:1 val2[integer]:1 +table public.tbl2: INSERT: val1[integer]:1 val2[text]:'1' +COMMIT +(4 rows) + +?column? +-------- +stop +(1 row) + + +starting permutation: s1_init s2_alter_tbl2_char s1_begin s1_insert_tbl1 s2_alter_tbl2_text s1_insert_tbl2 s2_alter_tbl1_char s1_commit s2_get_changes +step s1_init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); +?column? +-------- +init +(1 row) + +step s2_alter_tbl2_char: ALTER TABLE tbl2 ALTER COLUMN val2 TYPE character varying; +step s1_begin: BEGIN; +step s1_insert_tbl1: INSERT INTO tbl1 (val1, val2) VALUES (1, 1); +step s2_alter_tbl2_text: ALTER TABLE tbl2 ALTER COLUMN val2 TYPE text; +step s1_insert_tbl2: INSERT INTO tbl2 (val1, val2) VALUES (1, 1); +step s2_alter_tbl1_char: ALTER TABLE tbl1 ALTER COLUMN val2 TYPE character varying; <waiting ...> +step s1_commit: COMMIT; +step s2_alter_tbl1_char: <... completed> +step s2_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +---------------------------------------------------------- +BEGIN +table public.tbl1: INSERT: val1[integer]:1 val2[integer]:1 +table public.tbl2: INSERT: val1[integer]:1 val2[text]:'1' +COMMIT +(4 rows) + +?column? +-------- +stop +(1 row) + + +starting permutation: s1_init s1_begin s1_insert_tbl1 s2_alter_tbl2_boolean s1_insert_tbl2 s1_commit s2_get_changes +step s1_init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); +?column? +-------- +init +(1 row) + +step s1_begin: BEGIN; +step s1_insert_tbl1: INSERT INTO tbl1 (val1, val2) VALUES (1, 1); +step s2_alter_tbl2_boolean: ALTER TABLE tbl2 ALTER COLUMN val2 TYPE boolean; +ERROR: column "val2" cannot be cast automatically to type boolean +step s1_insert_tbl2: INSERT INTO tbl2 (val1, val2) VALUES (1, 1); +step s1_commit: COMMIT; +step s2_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +---------------------------------------------------------- +BEGIN +table public.tbl1: INSERT: val1[integer]:1 val2[integer]:1 +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 +COMMIT +(4 rows) + +?column? +-------- +stop +(1 row) + + +starting permutation: s1_init s1_begin s1_insert_tbl1 s2_alter_tbl2_boolean s1_insert_tbl2 s2_alter_tbl1_boolean s1_commit s2_get_changes +step s1_init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); +?column? +-------- +init +(1 row) + +step s1_begin: BEGIN; +step s1_insert_tbl1: INSERT INTO tbl1 (val1, val2) VALUES (1, 1); +step s2_alter_tbl2_boolean: ALTER TABLE tbl2 ALTER COLUMN val2 TYPE boolean; +ERROR: column "val2" cannot be cast automatically to type boolean +step s1_insert_tbl2: INSERT INTO tbl2 (val1, val2) VALUES (1, 1); +step s2_alter_tbl1_boolean: ALTER TABLE tbl1 ALTER COLUMN val2 TYPE boolean; <waiting ...> +step s1_commit: COMMIT; +step s2_alter_tbl1_boolean: <... completed> +ERROR: column "val2" cannot be cast automatically to type boolean +step s2_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +---------------------------------------------------------- +BEGIN +table public.tbl1: INSERT: val1[integer]:1 val2[integer]:1 +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 +COMMIT +(4 rows) + +?column? +-------- +stop +(1 row) + + +starting permutation: s1_init s1_begin s1_insert_tbl1 s2_alter_tbl2_add_int s1_insert_tbl2_3col s1_commit s2_get_changes +step s1_init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); +?column? +-------- +init +(1 row) + +step s1_begin: BEGIN; +step s1_insert_tbl1: INSERT INTO tbl1 (val1, val2) VALUES (1, 1); +step s2_alter_tbl2_add_int: ALTER TABLE tbl2 ADD COLUMN val3 INTEGER; +step s1_insert_tbl2_3col: INSERT INTO tbl2 (val1, val2, val3) VALUES (1, 1, 1); +step s1_commit: COMMIT; +step s2_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +-------------------------------------------------------------------------- +BEGIN +table public.tbl1: INSERT: val1[integer]:1 val2[integer]:1 +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 val3[integer]:1 +COMMIT +(4 rows) + +?column? +-------- +stop +(1 row) + + +starting permutation: s1_init s1_begin s1_insert_tbl1 s1_insert_tbl2 s1_commit s1_begin s2_alter_tbl2_add_int s1_insert_tbl2_3col s1_commit s2_get_changes +step s1_init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); +?column? +-------- +init +(1 row) + +step s1_begin: BEGIN; +step s1_insert_tbl1: INSERT INTO tbl1 (val1, val2) VALUES (1, 1); +step s1_insert_tbl2: INSERT INTO tbl2 (val1, val2) VALUES (1, 1); +step s1_commit: COMMIT; +step s1_begin: BEGIN; +step s2_alter_tbl2_add_int: ALTER TABLE tbl2 ADD COLUMN val3 INTEGER; +step s1_insert_tbl2_3col: INSERT INTO tbl2 (val1, val2, val3) VALUES (1, 1, 1); +step s1_commit: COMMIT; +step s2_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +-------------------------------------------------------------------------- +BEGIN +table public.tbl1: INSERT: val1[integer]:1 val2[integer]:1 +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 +COMMIT +BEGIN +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 val3[integer]:1 +COMMIT +(7 rows) + +?column? +-------- +stop +(1 row) + + +starting permutation: s1_init s1_begin s1_insert_tbl1 s2_alter_tbl2_add_float s1_insert_tbl2_3col s1_commit s2_get_changes +step s1_init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); +?column? +-------- +init +(1 row) + +step s1_begin: BEGIN; +step s1_insert_tbl1: INSERT INTO tbl1 (val1, val2) VALUES (1, 1); +step s2_alter_tbl2_add_float: ALTER TABLE tbl2 ADD COLUMN val3 FLOAT; +step s1_insert_tbl2_3col: INSERT INTO tbl2 (val1, val2, val3) VALUES (1, 1, 1); +step s1_commit: COMMIT; +step s2_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +----------------------------------------------------------------------------------- +BEGIN +table public.tbl1: INSERT: val1[integer]:1 val2[integer]:1 +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 val3[double precision]:1 +COMMIT +(4 rows) + +?column? +-------- +stop +(1 row) + + +starting permutation: s1_init s1_begin s1_insert_tbl1 s1_insert_tbl2 s1_commit s1_begin s2_alter_tbl2_add_float s1_insert_tbl2_3col s1_commit s2_get_changes +step s1_init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); +?column? +-------- +init +(1 row) + +step s1_begin: BEGIN; +step s1_insert_tbl1: INSERT INTO tbl1 (val1, val2) VALUES (1, 1); +step s1_insert_tbl2: INSERT INTO tbl2 (val1, val2) VALUES (1, 1); +step s1_commit: COMMIT; +step s1_begin: BEGIN; +step s2_alter_tbl2_add_float: ALTER TABLE tbl2 ADD COLUMN val3 FLOAT; +step s1_insert_tbl2_3col: INSERT INTO tbl2 (val1, val2, val3) VALUES (1, 1, 1); +step s1_commit: COMMIT; +step s2_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +----------------------------------------------------------------------------------- +BEGIN +table public.tbl1: INSERT: val1[integer]:1 val2[integer]:1 +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 +COMMIT +BEGIN +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 val3[double precision]:1 +COMMIT +(7 rows) + +?column? +-------- +stop +(1 row) + + +starting permutation: s1_init s1_begin s1_insert_tbl1 s2_alter_tbl2_add_char s1_insert_tbl2_3col s1_commit s2_get_changes +step s1_init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); +?column? +-------- +init +(1 row) + +step s1_begin: BEGIN; +step s1_insert_tbl1: INSERT INTO tbl1 (val1, val2) VALUES (1, 1); +step s2_alter_tbl2_add_char: ALTER TABLE tbl2 ADD COLUMN val3 character varying; +step s1_insert_tbl2_3col: INSERT INTO tbl2 (val1, val2, val3) VALUES (1, 1, 1); +step s1_commit: COMMIT; +step s2_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +-------------------------------------------------------------------------------------- +BEGIN +table public.tbl1: INSERT: val1[integer]:1 val2[integer]:1 +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 val3[character varying]:'1' +COMMIT +(4 rows) + +?column? +-------- +stop +(1 row) + + +starting permutation: s1_init s1_begin s1_insert_tbl1 s1_insert_tbl2 s1_commit s1_begin s2_alter_tbl2_add_char s1_insert_tbl2_3col s1_commit s2_get_changes +step s1_init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); +?column? +-------- +init +(1 row) + +step s1_begin: BEGIN; +step s1_insert_tbl1: INSERT INTO tbl1 (val1, val2) VALUES (1, 1); +step s1_insert_tbl2: INSERT INTO tbl2 (val1, val2) VALUES (1, 1); +step s1_commit: COMMIT; +step s1_begin: BEGIN; +step s2_alter_tbl2_add_char: ALTER TABLE tbl2 ADD COLUMN val3 character varying; +step s1_insert_tbl2_3col: INSERT INTO tbl2 (val1, val2, val3) VALUES (1, 1, 1); +step s1_commit: COMMIT; +step s2_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +-------------------------------------------------------------------------------------- +BEGIN +table public.tbl1: INSERT: val1[integer]:1 val2[integer]:1 +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 +COMMIT +BEGIN +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 val3[character varying]:'1' +COMMIT +(7 rows) + +?column? +-------- +stop +(1 row) + + +starting permutation: s1_init s2_alter_tbl2_add_int s1_begin s1_insert_tbl2_3col s2_alter_tbl2_drop_3rd_col s1_commit s2_get_changes +step s1_init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); +?column? +-------- +init +(1 row) + +step s2_alter_tbl2_add_int: ALTER TABLE tbl2 ADD COLUMN val3 INTEGER; +step s1_begin: BEGIN; +step s1_insert_tbl2_3col: INSERT INTO tbl2 (val1, val2, val3) VALUES (1, 1, 1); +step s2_alter_tbl2_drop_3rd_col: ALTER TABLE tbl2 DROP COLUMN val3; <waiting ...> +step s1_commit: COMMIT; +step s2_alter_tbl2_drop_3rd_col: <... completed> +step s2_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +-------------------------------------------------------------------------- +BEGIN +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 val3[integer]:1 +COMMIT +(3 rows) + +?column? +-------- +stop +(1 row) + + +starting permutation: s1_init s2_alter_tbl2_add_int s1_begin s1_insert_tbl2_3col s2_alter_tbl2_drop_3rd_col s1_insert_tbl2 s1_commit s1_insert_tbl2 s2_get_changes +step s1_init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); +?column? +-------- +init +(1 row) + +step s2_alter_tbl2_add_int: ALTER TABLE tbl2 ADD COLUMN val3 INTEGER; +step s1_begin: BEGIN; +step s1_insert_tbl2_3col: INSERT INTO tbl2 (val1, val2, val3) VALUES (1, 1, 1); +step s2_alter_tbl2_drop_3rd_col: ALTER TABLE tbl2 DROP COLUMN val3; <waiting ...> +step s1_insert_tbl2: INSERT INTO tbl2 (val1, val2) VALUES (1, 1); +step s1_commit: COMMIT; +step s2_alter_tbl2_drop_3rd_col: <... completed> +step s1_insert_tbl2: INSERT INTO tbl2 (val1, val2) VALUES (1, 1); +step s2_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +----------------------------------------------------------------------------- +BEGIN +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 val3[integer]:1 +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 val3[integer]:null +COMMIT +BEGIN +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 +COMMIT +(7 rows) + +?column? +-------- +stop +(1 row) + + +starting permutation: s1_init s2_alter_tbl2_add_int s1_begin s1_insert_tbl2_3col s2_alter_tbl2_drop_3rd_col s1_commit s2_get_changes s2_alter_tbl2_add_text s1_begin s1_insert_tbl2_3col s2_alter_tbl2_3rd_char s1_insert_tbl2_3col s1_commit s2_get_changes s2_alter_tbl2_3rd_int s1_insert_tbl2_3col s2_get_changes +step s1_init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); +?column? +-------- +init +(1 row) + +step s2_alter_tbl2_add_int: ALTER TABLE tbl2 ADD COLUMN val3 INTEGER; +step s1_begin: BEGIN; +step s1_insert_tbl2_3col: INSERT INTO tbl2 (val1, val2, val3) VALUES (1, 1, 1); +step s2_alter_tbl2_drop_3rd_col: ALTER TABLE tbl2 DROP COLUMN val3; <waiting ...> +step s1_commit: COMMIT; +step s2_alter_tbl2_drop_3rd_col: <... completed> +step s2_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +-------------------------------------------------------------------------- +BEGIN +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 val3[integer]:1 +COMMIT +(3 rows) + +step s2_alter_tbl2_add_text: ALTER TABLE tbl2 ADD COLUMN val3 TEXT; +step s1_begin: BEGIN; +step s1_insert_tbl2_3col: INSERT INTO tbl2 (val1, val2, val3) VALUES (1, 1, 1); +step s2_alter_tbl2_3rd_char: ALTER TABLE tbl2 ALTER COLUMN val3 TYPE character varying; <waiting ...> +step s1_insert_tbl2_3col: INSERT INTO tbl2 (val1, val2, val3) VALUES (1, 1, 1); +step s1_commit: COMMIT; +step s2_alter_tbl2_3rd_char: <... completed> +step s2_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +------------------------------------------------------------------------- +BEGIN +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 val3[text]:'1' +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 val3[text]:'1' +COMMIT +(4 rows) + +step s2_alter_tbl2_3rd_int: ALTER TABLE tbl2 ALTER COLUMN val3 TYPE int USING val3::integer; +step s1_insert_tbl2_3col: INSERT INTO tbl2 (val1, val2, val3) VALUES (1, 1, 1); +step s2_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +-------------------------------------------------------------------------- +BEGIN +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 val3[integer]:1 +COMMIT +(3 rows) + +?column? +-------- +stop +(1 row) + + +starting permutation: s1_init s2_alter_tbl2_add_char s1_begin s1_insert_tbl1 s1_insert_tbl2_3col s2_alter_tbl2_3rd_text s1_insert_tbl2_3col s1_commit s1_insert_tbl2_3col s2_get_changes +step s1_init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); +?column? +-------- +init +(1 row) + +step s2_alter_tbl2_add_char: ALTER TABLE tbl2 ADD COLUMN val3 character varying; +step s1_begin: BEGIN; +step s1_insert_tbl1: INSERT INTO tbl1 (val1, val2) VALUES (1, 1); +step s1_insert_tbl2_3col: INSERT INTO tbl2 (val1, val2, val3) VALUES (1, 1, 1); +step s2_alter_tbl2_3rd_text: ALTER TABLE tbl2 ALTER COLUMN val3 TYPE text; <waiting ...> +step s1_insert_tbl2_3col: INSERT INTO tbl2 (val1, val2, val3) VALUES (1, 1, 1); +step s1_commit: COMMIT; +step s2_alter_tbl2_3rd_text: <... completed> +step s1_insert_tbl2_3col: INSERT INTO tbl2 (val1, val2, val3) VALUES (1, 1, 1); +step s2_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +-------------------------------------------------------------------------------------- +BEGIN +table public.tbl1: INSERT: val1[integer]:1 val2[integer]:1 +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 val3[character varying]:'1' +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 val3[character varying]:'1' +COMMIT +BEGIN +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 val3[text]:'1' +COMMIT +(8 rows) + +?column? +-------- +stop +(1 row) + + +starting permutation: s1_init s2_alter_tbl2_add_text s1_begin s1_insert_tbl1 s1_insert_tbl2_3col s2_alter_tbl2_3rd_char s1_insert_tbl2_3col s1_commit s1_insert_tbl2_3col s2_get_changes +step s1_init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); +?column? +-------- +init +(1 row) + +step s2_alter_tbl2_add_text: ALTER TABLE tbl2 ADD COLUMN val3 TEXT; +step s1_begin: BEGIN; +step s1_insert_tbl1: INSERT INTO tbl1 (val1, val2) VALUES (1, 1); +step s1_insert_tbl2_3col: INSERT INTO tbl2 (val1, val2, val3) VALUES (1, 1, 1); +step s2_alter_tbl2_3rd_char: ALTER TABLE tbl2 ALTER COLUMN val3 TYPE character varying; <waiting ...> +step s1_insert_tbl2_3col: INSERT INTO tbl2 (val1, val2, val3) VALUES (1, 1, 1); +step s1_commit: COMMIT; +step s2_alter_tbl2_3rd_char: <... completed> +step s1_insert_tbl2_3col: INSERT INTO tbl2 (val1, val2, val3) VALUES (1, 1, 1); +step s2_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +-------------------------------------------------------------------------------------- +BEGIN +table public.tbl1: INSERT: val1[integer]:1 val2[integer]:1 +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 val3[text]:'1' +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 val3[text]:'1' +COMMIT +BEGIN +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 val3[character varying]:'1' +COMMIT +(8 rows) + +?column? +-------- +stop +(1 row) + + +starting permutation: s1_init s2_alter_tbl2_add_char s1_begin s1_insert_tbl1 s2_alter_tbl2_3rd_text s1_insert_tbl2_3col s1_commit s2_alter_tbl2_drop_3rd_col s1_insert_tbl2 s2_get_changes +step s1_init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); +?column? +-------- +init +(1 row) + +step s2_alter_tbl2_add_char: ALTER TABLE tbl2 ADD COLUMN val3 character varying; +step s1_begin: BEGIN; +step s1_insert_tbl1: INSERT INTO tbl1 (val1, val2) VALUES (1, 1); +step s2_alter_tbl2_3rd_text: ALTER TABLE tbl2 ALTER COLUMN val3 TYPE text; +step s1_insert_tbl2_3col: INSERT INTO tbl2 (val1, val2, val3) VALUES (1, 1, 1); +step s1_commit: COMMIT; +step s2_alter_tbl2_drop_3rd_col: ALTER TABLE tbl2 DROP COLUMN val3; +step s1_insert_tbl2: INSERT INTO tbl2 (val1, val2) VALUES (1, 1); +step s2_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +------------------------------------------------------------------------- +BEGIN +table public.tbl1: INSERT: val1[integer]:1 val2[integer]:1 +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 val3[text]:'1' +COMMIT +BEGIN +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 +COMMIT +(7 rows) + +?column? +-------- +stop +(1 row) + + +starting permutation: s1_init s2_alter_tbl2_add_text s1_begin s1_insert_tbl1 s2_alter_tbl2_3rd_char s1_insert_tbl2_3col s1_commit s2_alter_tbl2_drop_3rd_col s1_insert_tbl2 s2_get_changes +step s1_init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); +?column? +-------- +init +(1 row) + +step s2_alter_tbl2_add_text: ALTER TABLE tbl2 ADD COLUMN val3 TEXT; +step s1_begin: BEGIN; +step s1_insert_tbl1: INSERT INTO tbl1 (val1, val2) VALUES (1, 1); +step s2_alter_tbl2_3rd_char: ALTER TABLE tbl2 ALTER COLUMN val3 TYPE character varying; +step s1_insert_tbl2_3col: INSERT INTO tbl2 (val1, val2, val3) VALUES (1, 1, 1); +step s1_commit: COMMIT; +step s2_alter_tbl2_drop_3rd_col: ALTER TABLE tbl2 DROP COLUMN val3; +step s1_insert_tbl2: INSERT INTO tbl2 (val1, val2) VALUES (1, 1); +step s2_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +-------------------------------------------------------------------------------------- +BEGIN +table public.tbl1: INSERT: val1[integer]:1 val2[integer]:1 +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 val3[character varying]:'1' +COMMIT +BEGIN +table public.tbl2: INSERT: val1[integer]:1 val2[integer]:1 +COMMIT +(7 rows) + +?column? +-------- +stop +(1 row) + + +starting permutation: s1_init s2_alter_tbl2_add_char s1_begin s1_insert_tbl1 s2_alter_tbl2_drop_3rd_col s1_insert_tbl1 s1_commit s2_get_changes +step s1_init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); +?column? +-------- +init +(1 row) + +step s2_alter_tbl2_add_char: ALTER TABLE tbl2 ADD COLUMN val3 character varying; +step s1_begin: BEGIN; +step s1_insert_tbl1: INSERT INTO tbl1 (val1, val2) VALUES (1, 1); +step s2_alter_tbl2_drop_3rd_col: ALTER TABLE tbl2 DROP COLUMN val3; +step s1_insert_tbl1: INSERT INTO tbl1 (val1, val2) VALUES (1, 1); +step s1_commit: COMMIT; +step s2_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +---------------------------------------------------------- +BEGIN +table public.tbl1: INSERT: val1[integer]:1 val2[integer]:1 +table public.tbl1: INSERT: val1[integer]:1 val2[integer]:1 +COMMIT +(4 rows) + +?column? +-------- +stop +(1 row) + diff --git a/contrib/test_decoding/expected/concurrent_stream.out b/contrib/test_decoding/expected/concurrent_stream.out new file mode 100644 index 0000000..bf1e132 --- /dev/null +++ b/contrib/test_decoding/expected/concurrent_stream.out @@ -0,0 +1,24 @@ +Parsed test spec with 3 sessions + +starting permutation: s0_begin s0_ddl s1_ddl s1_begin s1_toast_insert s2_ddl s1_commit s1_get_stream_changes +step s0_begin: BEGIN; +step s0_ddl: CREATE TABLE stream_test1(data text); +step s1_ddl: CREATE TABLE stream_test(data text); +step s1_begin: BEGIN; +step s1_toast_insert: INSERT INTO stream_test SELECT large_val(); +step s2_ddl: CREATE TABLE stream_test2(data text); +step s1_commit: COMMIT; +step s1_get_stream_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL,NULL, 'include-xids', '0', 'skip-empty-xacts', '1', 'stream-changes', '1'); +data +---------------------------------------- +opening a streamed block for transaction +streaming change for transaction +closing a streamed block for transaction +committing streamed transaction +(4 rows) + +?column? +-------- +stop +(1 row) + diff --git a/contrib/test_decoding/expected/ddl.out b/contrib/test_decoding/expected/ddl.out new file mode 100644 index 0000000..0c87602 --- /dev/null +++ b/contrib/test_decoding/expected/ddl.out @@ -0,0 +1,845 @@ +-- predictability +SET synchronous_commit = on; +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding'); + ?column? +---------- + init +(1 row) + +-- fail because of an already existing slot +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding'); +ERROR: replication slot "regression_slot" already exists +-- fail because of an invalid name +SELECT 'init' FROM pg_create_logical_replication_slot('Invalid Name', 'test_decoding'); +ERROR: replication slot name "Invalid Name" contains invalid character +HINT: Replication slot names may only contain lower case letters, numbers, and the underscore character. +-- fail twice because of an invalid parameter values +SELECT 'init' FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', 'frakbar'); +ERROR: could not parse value "frakbar" for parameter "include-xids" +CONTEXT: slot "regression_slot", output plugin "test_decoding", in the startup callback +SELECT 'init' FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'nonexistent-option', 'frakbar'); +ERROR: option "nonexistent-option" = "frakbar" is unknown +CONTEXT: slot "regression_slot", output plugin "test_decoding", in the startup callback +SELECT 'init' FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', 'frakbar'); +ERROR: could not parse value "frakbar" for parameter "include-xids" +CONTEXT: slot "regression_slot", output plugin "test_decoding", in the startup callback +-- succeed once +SELECT pg_drop_replication_slot('regression_slot'); + pg_drop_replication_slot +-------------------------- + +(1 row) + +-- fail +SELECT pg_drop_replication_slot('regression_slot'); +ERROR: replication slot "regression_slot" does not exist +-- check that we're detecting a streaming rep slot used for logical decoding +SELECT 'init' FROM pg_create_physical_replication_slot('repl'); + ?column? +---------- + init +(1 row) + +SELECT data FROM pg_logical_slot_get_changes('repl', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +ERROR: cannot use physical replication slot for logical decoding +SELECT pg_drop_replication_slot('repl'); + pg_drop_replication_slot +-------------------------- + +(1 row) + +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding'); + ?column? +---------- + init +(1 row) + +/* check whether status function reports us, only reproduceable columns */ +SELECT slot_name, plugin, slot_type, active, + NOT catalog_xmin IS NULL AS catalog_xmin_set, + xmin IS NULl AS data_xmin_not_set, + pg_wal_lsn_diff(restart_lsn, '0/01000000') > 0 AS some_wal +FROM pg_replication_slots; + slot_name | plugin | slot_type | active | catalog_xmin_set | data_xmin_not_set | some_wal +-----------------+---------------+-----------+--------+------------------+-------------------+---------- + regression_slot | test_decoding | logical | f | t | t | t +(1 row) + +/* + * Check that changes are handled correctly when interleaved with ddl + */ +CREATE TABLE replication_example(id SERIAL PRIMARY KEY, somedata int, text varchar(120)); +BEGIN; +INSERT INTO replication_example(somedata, text) VALUES (1, 1); +INSERT INTO replication_example(somedata, text) VALUES (1, 2); +COMMIT; +ALTER TABLE replication_example ADD COLUMN bar int; +INSERT INTO replication_example(somedata, text, bar) VALUES (2, 1, 4); +BEGIN; +INSERT INTO replication_example(somedata, text, bar) VALUES (2, 2, 4); +INSERT INTO replication_example(somedata, text, bar) VALUES (2, 3, 4); +INSERT INTO replication_example(somedata, text, bar) VALUES (2, 4, NULL); +COMMIT; +ALTER TABLE replication_example DROP COLUMN bar; +INSERT INTO replication_example(somedata, text) VALUES (3, 1); +BEGIN; +INSERT INTO replication_example(somedata, text) VALUES (3, 2); +INSERT INTO replication_example(somedata, text) VALUES (3, 3); +COMMIT; +ALTER TABLE replication_example RENAME COLUMN text TO somenum; +INSERT INTO replication_example(somedata, somenum) VALUES (4, 1); +-- collect all changes +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +--------------------------------------------------------------------------------------------------------------------------- + BEGIN + table public.replication_example: INSERT: id[integer]:1 somedata[integer]:1 text[character varying]:'1' + table public.replication_example: INSERT: id[integer]:2 somedata[integer]:1 text[character varying]:'2' + COMMIT + BEGIN + table public.replication_example: INSERT: id[integer]:3 somedata[integer]:2 text[character varying]:'1' bar[integer]:4 + COMMIT + BEGIN + table public.replication_example: INSERT: id[integer]:4 somedata[integer]:2 text[character varying]:'2' bar[integer]:4 + table public.replication_example: INSERT: id[integer]:5 somedata[integer]:2 text[character varying]:'3' bar[integer]:4 + table public.replication_example: INSERT: id[integer]:6 somedata[integer]:2 text[character varying]:'4' bar[integer]:null + COMMIT + BEGIN + table public.replication_example: INSERT: id[integer]:7 somedata[integer]:3 text[character varying]:'1' + COMMIT + BEGIN + table public.replication_example: INSERT: id[integer]:8 somedata[integer]:3 text[character varying]:'2' + table public.replication_example: INSERT: id[integer]:9 somedata[integer]:3 text[character varying]:'3' + COMMIT + BEGIN + table public.replication_example: INSERT: id[integer]:10 somedata[integer]:4 somenum[character varying]:'1' + COMMIT +(22 rows) + +ALTER TABLE replication_example ALTER COLUMN somenum TYPE int4 USING (somenum::int4); +-- check that this doesn't produce any changes from the heap rewrite +SELECT count(data) FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + count +------- + 0 +(1 row) + +INSERT INTO replication_example(somedata, somenum) VALUES (5, 1); +BEGIN; +INSERT INTO replication_example(somedata, somenum) VALUES (6, 1); +ALTER TABLE replication_example ADD COLUMN zaphod1 int; +INSERT INTO replication_example(somedata, somenum, zaphod1) VALUES (6, 2, 1); +ALTER TABLE replication_example ADD COLUMN zaphod2 int; +INSERT INTO replication_example(somedata, somenum, zaphod2) VALUES (6, 3, 1); +INSERT INTO replication_example(somedata, somenum, zaphod1) VALUES (6, 4, 2); +COMMIT; +-- show changes +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +------------------------------------------------------------------------------------------------------------------------------------------ + BEGIN + table public.replication_example: INSERT: id[integer]:11 somedata[integer]:5 somenum[integer]:1 + COMMIT + BEGIN + table public.replication_example: INSERT: id[integer]:12 somedata[integer]:6 somenum[integer]:1 + table public.replication_example: INSERT: id[integer]:13 somedata[integer]:6 somenum[integer]:2 zaphod1[integer]:1 + table public.replication_example: INSERT: id[integer]:14 somedata[integer]:6 somenum[integer]:3 zaphod1[integer]:null zaphod2[integer]:1 + table public.replication_example: INSERT: id[integer]:15 somedata[integer]:6 somenum[integer]:4 zaphod1[integer]:2 zaphod2[integer]:null + COMMIT +(9 rows) + +-- ON CONFLICT DO UPDATE support +BEGIN; +INSERT INTO replication_example(id, somedata, somenum) SELECT i, i, i FROM generate_series(-15, 15) i + ON CONFLICT (id) DO UPDATE SET somenum = excluded.somenum + 1; +COMMIT; +/* display results */ +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +-------------------------------------------------------------------------------------------------------------------------------------------------- + BEGIN + table public.replication_example: INSERT: id[integer]:-15 somedata[integer]:-15 somenum[integer]:-15 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: INSERT: id[integer]:-14 somedata[integer]:-14 somenum[integer]:-14 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: INSERT: id[integer]:-13 somedata[integer]:-13 somenum[integer]:-13 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: INSERT: id[integer]:-12 somedata[integer]:-12 somenum[integer]:-12 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: INSERT: id[integer]:-11 somedata[integer]:-11 somenum[integer]:-11 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: INSERT: id[integer]:-10 somedata[integer]:-10 somenum[integer]:-10 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: INSERT: id[integer]:-9 somedata[integer]:-9 somenum[integer]:-9 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: INSERT: id[integer]:-8 somedata[integer]:-8 somenum[integer]:-8 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: INSERT: id[integer]:-7 somedata[integer]:-7 somenum[integer]:-7 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: INSERT: id[integer]:-6 somedata[integer]:-6 somenum[integer]:-6 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: INSERT: id[integer]:-5 somedata[integer]:-5 somenum[integer]:-5 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: INSERT: id[integer]:-4 somedata[integer]:-4 somenum[integer]:-4 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: INSERT: id[integer]:-3 somedata[integer]:-3 somenum[integer]:-3 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: INSERT: id[integer]:-2 somedata[integer]:-2 somenum[integer]:-2 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: INSERT: id[integer]:-1 somedata[integer]:-1 somenum[integer]:-1 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: INSERT: id[integer]:0 somedata[integer]:0 somenum[integer]:0 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: UPDATE: id[integer]:1 somedata[integer]:1 somenum[integer]:2 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: UPDATE: id[integer]:2 somedata[integer]:1 somenum[integer]:3 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: UPDATE: id[integer]:3 somedata[integer]:2 somenum[integer]:4 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: UPDATE: id[integer]:4 somedata[integer]:2 somenum[integer]:5 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: UPDATE: id[integer]:5 somedata[integer]:2 somenum[integer]:6 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: UPDATE: id[integer]:6 somedata[integer]:2 somenum[integer]:7 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: UPDATE: id[integer]:7 somedata[integer]:3 somenum[integer]:8 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: UPDATE: id[integer]:8 somedata[integer]:3 somenum[integer]:9 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: UPDATE: id[integer]:9 somedata[integer]:3 somenum[integer]:10 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: UPDATE: id[integer]:10 somedata[integer]:4 somenum[integer]:11 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: UPDATE: id[integer]:11 somedata[integer]:5 somenum[integer]:12 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: UPDATE: id[integer]:12 somedata[integer]:6 somenum[integer]:13 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: UPDATE: id[integer]:13 somedata[integer]:6 somenum[integer]:14 zaphod1[integer]:1 zaphod2[integer]:null + table public.replication_example: UPDATE: id[integer]:14 somedata[integer]:6 somenum[integer]:15 zaphod1[integer]:null zaphod2[integer]:1 + table public.replication_example: UPDATE: id[integer]:15 somedata[integer]:6 somenum[integer]:16 zaphod1[integer]:2 zaphod2[integer]:null + COMMIT +(33 rows) + +-- MERGE support +BEGIN; +MERGE INTO replication_example t + USING (SELECT i as id, i as data, i as num FROM generate_series(-20, 5) i) s + ON t.id = s.id + WHEN MATCHED AND t.id < 0 THEN + UPDATE SET somenum = somenum + 1 + WHEN MATCHED AND t.id >= 0 THEN + DELETE + WHEN NOT MATCHED THEN + INSERT VALUES (s.*); +COMMIT; +/* display results */ +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +-------------------------------------------------------------------------------------------------------------------------------------------------- + BEGIN + table public.replication_example: INSERT: id[integer]:-20 somedata[integer]:-20 somenum[integer]:-20 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: INSERT: id[integer]:-19 somedata[integer]:-19 somenum[integer]:-19 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: INSERT: id[integer]:-18 somedata[integer]:-18 somenum[integer]:-18 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: INSERT: id[integer]:-17 somedata[integer]:-17 somenum[integer]:-17 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: INSERT: id[integer]:-16 somedata[integer]:-16 somenum[integer]:-16 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: UPDATE: id[integer]:-15 somedata[integer]:-15 somenum[integer]:-14 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: UPDATE: id[integer]:-14 somedata[integer]:-14 somenum[integer]:-13 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: UPDATE: id[integer]:-13 somedata[integer]:-13 somenum[integer]:-12 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: UPDATE: id[integer]:-12 somedata[integer]:-12 somenum[integer]:-11 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: UPDATE: id[integer]:-11 somedata[integer]:-11 somenum[integer]:-10 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: UPDATE: id[integer]:-10 somedata[integer]:-10 somenum[integer]:-9 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: UPDATE: id[integer]:-9 somedata[integer]:-9 somenum[integer]:-8 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: UPDATE: id[integer]:-8 somedata[integer]:-8 somenum[integer]:-7 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: UPDATE: id[integer]:-7 somedata[integer]:-7 somenum[integer]:-6 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: UPDATE: id[integer]:-6 somedata[integer]:-6 somenum[integer]:-5 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: UPDATE: id[integer]:-5 somedata[integer]:-5 somenum[integer]:-4 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: UPDATE: id[integer]:-4 somedata[integer]:-4 somenum[integer]:-3 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: UPDATE: id[integer]:-3 somedata[integer]:-3 somenum[integer]:-2 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: UPDATE: id[integer]:-2 somedata[integer]:-2 somenum[integer]:-1 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: UPDATE: id[integer]:-1 somedata[integer]:-1 somenum[integer]:0 zaphod1[integer]:null zaphod2[integer]:null + table public.replication_example: DELETE: id[integer]:0 + table public.replication_example: DELETE: id[integer]:1 + table public.replication_example: DELETE: id[integer]:2 + table public.replication_example: DELETE: id[integer]:3 + table public.replication_example: DELETE: id[integer]:4 + table public.replication_example: DELETE: id[integer]:5 + COMMIT +(28 rows) + +CREATE TABLE tr_unique(id2 serial unique NOT NULL, data int); +INSERT INTO tr_unique(data) VALUES(10); +ALTER TABLE tr_unique RENAME TO tr_pkey; +ALTER TABLE tr_pkey ADD COLUMN id serial primary key; +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1', 'include-rewrites', '1'); + data +----------------------------------------------------------------------------- + BEGIN + table public.tr_unique: INSERT: id2[integer]:1 data[integer]:10 + COMMIT + BEGIN + table public.tr_pkey: INSERT: id2[integer]:1 data[integer]:10 id[integer]:1 + COMMIT +(6 rows) + +INSERT INTO tr_pkey(data) VALUES(1); +--show deletion with primary key +DELETE FROM tr_pkey; +/* display results */ +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +---------------------------------------------------------------------------- + BEGIN + table public.tr_pkey: INSERT: id2[integer]:2 data[integer]:1 id[integer]:2 + COMMIT + BEGIN + table public.tr_pkey: DELETE: id[integer]:1 + table public.tr_pkey: DELETE: id[integer]:2 + COMMIT +(7 rows) + +/* + * check that disk spooling works (also for logical messages) + */ +BEGIN; +CREATE TABLE tr_etoomuch (id serial primary key, data int); +INSERT INTO tr_etoomuch(data) SELECT g.i FROM generate_series(1, 10234) g(i); +SELECT 'tx logical msg' FROM pg_logical_emit_message(true, 'test', 'tx logical msg'); + ?column? +---------------- + tx logical msg +(1 row) + +DELETE FROM tr_etoomuch WHERE id < 5000; +UPDATE tr_etoomuch SET data = - data WHERE id > 5000; +CREATE TABLE tr_oddlength (id text primary key, data text); +INSERT INTO tr_oddlength VALUES('ab', 'foo'); +COMMIT; +/* display results, but hide most of the output */ +SELECT count(*), min(data), max(data) +FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1') +GROUP BY substring(data, 1, 24) +ORDER BY 1,2; + count | min | max +-------+-----------------------------------------------------------------------+------------------------------------------------------------------------ + 1 | BEGIN | BEGIN + 1 | COMMIT | COMMIT + 1 | message: transactional: 1 prefix: test, sz: 14 content:tx logical msg | message: transactional: 1 prefix: test, sz: 14 content:tx logical msg + 1 | table public.tr_oddlength: INSERT: id[text]:'ab' data[text]:'foo' | table public.tr_oddlength: INSERT: id[text]:'ab' data[text]:'foo' + 20467 | table public.tr_etoomuch: DELETE: id[integer]:1 | table public.tr_etoomuch: UPDATE: id[integer]:9999 data[integer]:-9999 +(5 rows) + +-- check updates of primary keys work correctly +BEGIN; +CREATE TABLE spoolme AS SELECT g.i FROM generate_series(1, 5000) g(i); +UPDATE tr_etoomuch SET id = -id WHERE id = 5000; +UPDATE tr_oddlength SET id = 'x', data = 'quux'; +UPDATE tr_oddlength SET id = 'yy', data = 'a'; +DELETE FROM spoolme; +DROP TABLE spoolme; +COMMIT; +SELECT data +FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1') +WHERE data ~ 'UPDATE'; + data +------------------------------------------------------------------------------------------------------------- + table public.tr_etoomuch: UPDATE: old-key: id[integer]:5000 new-tuple: id[integer]:-5000 data[integer]:5000 + table public.tr_oddlength: UPDATE: old-key: id[text]:'ab' new-tuple: id[text]:'x' data[text]:'quux' + table public.tr_oddlength: UPDATE: old-key: id[text]:'x' new-tuple: id[text]:'yy' data[text]:'a' +(3 rows) + +-- check that a large, spooled, upsert works +INSERT INTO tr_etoomuch (id, data) +SELECT g.i, -g.i FROM generate_series(8000, 12000) g(i) +ON CONFLICT(id) DO UPDATE SET data = EXCLUDED.data; +SELECT substring(data, 1, 29), count(*) +FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1') WITH ORDINALITY +GROUP BY 1 +ORDER BY min(ordinality); + substring | count +-------------------------------+------- + BEGIN | 1 + table public.tr_etoomuch: UPD | 2235 + table public.tr_etoomuch: INS | 1766 + COMMIT | 1 +(4 rows) + +/* + * check whether we decode subtransactions correctly in relation with each + * other + */ +CREATE TABLE tr_sub (id serial primary key, path text); +-- toplevel, subtxn, toplevel, subtxn, subtxn +BEGIN; +INSERT INTO tr_sub(path) VALUES ('1-top-#1'); +SAVEPOINT a; +INSERT INTO tr_sub(path) VALUES ('1-top-1-#1'); +INSERT INTO tr_sub(path) VALUES ('1-top-1-#2'); +RELEASE SAVEPOINT a; +SAVEPOINT b; +SAVEPOINT c; +INSERT INTO tr_sub(path) VALUES ('1-top-2-1-#1'); +INSERT INTO tr_sub(path) VALUES ('1-top-2-1-#2'); +RELEASE SAVEPOINT c; +INSERT INTO tr_sub(path) VALUES ('1-top-2-#1'); +RELEASE SAVEPOINT b; +COMMIT; +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +---------------------------------------------------------------------- + BEGIN + table public.tr_sub: INSERT: id[integer]:1 path[text]:'1-top-#1' + table public.tr_sub: INSERT: id[integer]:2 path[text]:'1-top-1-#1' + table public.tr_sub: INSERT: id[integer]:3 path[text]:'1-top-1-#2' + table public.tr_sub: INSERT: id[integer]:4 path[text]:'1-top-2-1-#1' + table public.tr_sub: INSERT: id[integer]:5 path[text]:'1-top-2-1-#2' + table public.tr_sub: INSERT: id[integer]:6 path[text]:'1-top-2-#1' + COMMIT +(8 rows) + +-- check that we handle xlog assignments correctly +BEGIN; +-- nest 80 subtxns +SAVEPOINT subtop;SAVEPOINT a;SAVEPOINT a;SAVEPOINT a;SAVEPOINT a; +SAVEPOINT a;SAVEPOINT a;SAVEPOINT a;SAVEPOINT a;SAVEPOINT a; +SAVEPOINT a;SAVEPOINT a;SAVEPOINT a;SAVEPOINT a;SAVEPOINT a; +SAVEPOINT a;SAVEPOINT a;SAVEPOINT a;SAVEPOINT a;SAVEPOINT a; +SAVEPOINT a;SAVEPOINT a;SAVEPOINT a;SAVEPOINT a;SAVEPOINT a; +SAVEPOINT a;SAVEPOINT a;SAVEPOINT a;SAVEPOINT a;SAVEPOINT a; +SAVEPOINT a;SAVEPOINT a;SAVEPOINT a;SAVEPOINT a;SAVEPOINT a; +SAVEPOINT a;SAVEPOINT a;SAVEPOINT a;SAVEPOINT a;SAVEPOINT a; +SAVEPOINT a;SAVEPOINT a;SAVEPOINT a;SAVEPOINT a;SAVEPOINT a; +SAVEPOINT a;SAVEPOINT a;SAVEPOINT a;SAVEPOINT a;SAVEPOINT a; +SAVEPOINT a;SAVEPOINT a;SAVEPOINT a;SAVEPOINT a;SAVEPOINT a; +SAVEPOINT a;SAVEPOINT a;SAVEPOINT a;SAVEPOINT a;SAVEPOINT a; +SAVEPOINT a;SAVEPOINT a;SAVEPOINT a;SAVEPOINT a;SAVEPOINT a; +SAVEPOINT a;SAVEPOINT a;SAVEPOINT a;SAVEPOINT a;SAVEPOINT a; +SAVEPOINT a;SAVEPOINT a;SAVEPOINT a;SAVEPOINT a;SAVEPOINT a; +SAVEPOINT a;SAVEPOINT a;SAVEPOINT a;SAVEPOINT a;SAVEPOINT a; +-- assign xid by inserting +INSERT INTO tr_sub(path) VALUES ('2-top-1...--#1'); +INSERT INTO tr_sub(path) VALUES ('2-top-1...--#2'); +INSERT INTO tr_sub(path) VALUES ('2-top-1...--#3'); +RELEASE SAVEPOINT subtop; +INSERT INTO tr_sub(path) VALUES ('2-top-#1'); +COMMIT; +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +------------------------------------------------------------------------ + BEGIN + table public.tr_sub: INSERT: id[integer]:7 path[text]:'2-top-1...--#1' + table public.tr_sub: INSERT: id[integer]:8 path[text]:'2-top-1...--#2' + table public.tr_sub: INSERT: id[integer]:9 path[text]:'2-top-1...--#3' + table public.tr_sub: INSERT: id[integer]:10 path[text]:'2-top-#1' + COMMIT +(6 rows) + +-- make sure rollbacked subtransactions aren't decoded +BEGIN; +INSERT INTO tr_sub(path) VALUES ('3-top-2-#1'); +SAVEPOINT a; +INSERT INTO tr_sub(path) VALUES ('3-top-2-1-#1'); +SAVEPOINT b; +INSERT INTO tr_sub(path) VALUES ('3-top-2-2-#1'); +ROLLBACK TO SAVEPOINT b; +INSERT INTO tr_sub(path) VALUES ('3-top-2-#2'); +COMMIT; +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +----------------------------------------------------------------------- + BEGIN + table public.tr_sub: INSERT: id[integer]:11 path[text]:'3-top-2-#1' + table public.tr_sub: INSERT: id[integer]:12 path[text]:'3-top-2-1-#1' + table public.tr_sub: INSERT: id[integer]:14 path[text]:'3-top-2-#2' + COMMIT +(5 rows) + +-- test whether a known, but not yet logged toplevel xact, followed by a +-- subxact commit is handled correctly +BEGIN; +SELECT pg_current_xact_id() != '0'; -- so no fixed xid apears in the outfile + ?column? +---------- + t +(1 row) + +SAVEPOINT a; +INSERT INTO tr_sub(path) VALUES ('4-top-1-#1'); +RELEASE SAVEPOINT a; +COMMIT; +-- test whether a change in a subtransaction, in an unknown toplevel +-- xact is handled correctly. +BEGIN; +SAVEPOINT a; +INSERT INTO tr_sub(path) VALUES ('5-top-1-#1'); +COMMIT; +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +--------------------------------------------------------------------- + BEGIN + table public.tr_sub: INSERT: id[integer]:15 path[text]:'4-top-1-#1' + COMMIT + BEGIN + table public.tr_sub: INSERT: id[integer]:16 path[text]:'5-top-1-#1' + COMMIT +(6 rows) + +-- check that DDL in aborted subtransactions handled correctly +CREATE TABLE tr_sub_ddl(data int); +BEGIN; +SAVEPOINT a; +ALTER TABLE tr_sub_ddl ALTER COLUMN data TYPE text; +INSERT INTO tr_sub_ddl VALUES ('blah-blah'); +ROLLBACK TO SAVEPOINT a; +ALTER TABLE tr_sub_ddl ALTER COLUMN data TYPE bigint; +INSERT INTO tr_sub_ddl VALUES(43); +COMMIT; +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +-------------------------------------------------- + BEGIN + table public.tr_sub_ddl: INSERT: data[bigint]:43 + COMMIT +(3 rows) + +/* + * Check whether treating a table as a catalog table works somewhat + */ +CREATE TABLE replication_metadata ( + id serial primary key, + relation name NOT NULL, + options text[] +) +WITH (user_catalog_table = true) +; +\d+ replication_metadata + Table "public.replication_metadata" + Column | Type | Collation | Nullable | Default | Storage | Stats target | Description +----------+---------+-----------+----------+--------------------------------------------------+----------+--------------+------------- + id | integer | | not null | nextval('replication_metadata_id_seq'::regclass) | plain | | + relation | name | | not null | | plain | | + options | text[] | | | | extended | | +Indexes: + "replication_metadata_pkey" PRIMARY KEY, btree (id) +Options: user_catalog_table=true + +INSERT INTO replication_metadata(relation, options) +VALUES ('foo', ARRAY['a', 'b']); +ALTER TABLE replication_metadata RESET (user_catalog_table); +\d+ replication_metadata + Table "public.replication_metadata" + Column | Type | Collation | Nullable | Default | Storage | Stats target | Description +----------+---------+-----------+----------+--------------------------------------------------+----------+--------------+------------- + id | integer | | not null | nextval('replication_metadata_id_seq'::regclass) | plain | | + relation | name | | not null | | plain | | + options | text[] | | | | extended | | +Indexes: + "replication_metadata_pkey" PRIMARY KEY, btree (id) + +INSERT INTO replication_metadata(relation, options) +VALUES ('bar', ARRAY['a', 'b']); +ALTER TABLE replication_metadata SET (user_catalog_table = true); +\d+ replication_metadata + Table "public.replication_metadata" + Column | Type | Collation | Nullable | Default | Storage | Stats target | Description +----------+---------+-----------+----------+--------------------------------------------------+----------+--------------+------------- + id | integer | | not null | nextval('replication_metadata_id_seq'::regclass) | plain | | + relation | name | | not null | | plain | | + options | text[] | | | | extended | | +Indexes: + "replication_metadata_pkey" PRIMARY KEY, btree (id) +Options: user_catalog_table=true + +INSERT INTO replication_metadata(relation, options) +VALUES ('blub', NULL); +-- make sure rewrites don't work +ALTER TABLE replication_metadata ADD COLUMN rewritemeornot int; +ALTER TABLE replication_metadata ALTER COLUMN rewritemeornot TYPE text; +ERROR: cannot rewrite table "replication_metadata" used as a catalog table +ALTER TABLE replication_metadata SET (user_catalog_table = false); +\d+ replication_metadata + Table "public.replication_metadata" + Column | Type | Collation | Nullable | Default | Storage | Stats target | Description +----------------+---------+-----------+----------+--------------------------------------------------+----------+--------------+------------- + id | integer | | not null | nextval('replication_metadata_id_seq'::regclass) | plain | | + relation | name | | not null | | plain | | + options | text[] | | | | extended | | + rewritemeornot | integer | | | | plain | | +Indexes: + "replication_metadata_pkey" PRIMARY KEY, btree (id) +Options: user_catalog_table=false + +INSERT INTO replication_metadata(relation, options) +VALUES ('zaphod', NULL); +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +------------------------------------------------------------------------------------------------------------------------------------ + BEGIN + table public.replication_metadata: INSERT: id[integer]:1 relation[name]:'foo' options[text[]]:'{a,b}' + COMMIT + BEGIN + table public.replication_metadata: INSERT: id[integer]:2 relation[name]:'bar' options[text[]]:'{a,b}' + COMMIT + BEGIN + table public.replication_metadata: INSERT: id[integer]:3 relation[name]:'blub' options[text[]]:null + COMMIT + BEGIN + table public.replication_metadata: INSERT: id[integer]:4 relation[name]:'zaphod' options[text[]]:null rewritemeornot[integer]:null + COMMIT +(12 rows) + +/* + * check whether we handle updates/deletes correct with & without a pkey + */ +/* we should handle the case without a key at all more gracefully */ +CREATE TABLE table_without_key(id serial, data int); +INSERT INTO table_without_key(data) VALUES(1),(2); +DELETE FROM table_without_key WHERE data = 1; +-- won't log old keys +UPDATE table_without_key SET data = 3 WHERE data = 2; +UPDATE table_without_key SET id = -id; +UPDATE table_without_key SET id = -id; +-- should log the full old row now +ALTER TABLE table_without_key REPLICA IDENTITY FULL; +UPDATE table_without_key SET data = 3 WHERE data = 2; +UPDATE table_without_key SET id = -id; +UPDATE table_without_key SET id = -id; +-- ensure that FULL correctly deals with new columns +ALTER TABLE table_without_key ADD COLUMN new_column text; +UPDATE table_without_key SET id = -id; +UPDATE table_without_key SET id = -id, new_column = 'someval'; +DELETE FROM table_without_key WHERE data = 3; +CREATE TABLE table_with_pkey(id serial primary key, data int); +INSERT INTO table_with_pkey(data) VALUES(1), (2); +DELETE FROM table_with_pkey WHERE data = 1; +-- should log the old pkey +UPDATE table_with_pkey SET data = 3 WHERE data = 2; +UPDATE table_with_pkey SET id = -id; +UPDATE table_with_pkey SET id = -id; +-- check that we log nothing despite having a pkey +ALTER TABLE table_without_key REPLICA IDENTITY NOTHING; +UPDATE table_with_pkey SET id = -id; +-- check that we log everything despite having a pkey +ALTER TABLE table_without_key REPLICA IDENTITY FULL; +UPDATE table_with_pkey SET id = -id; +DELETE FROM table_with_pkey WHERE data = 3; +CREATE TABLE table_with_unique_not_null(id serial unique, data int); +ALTER TABLE table_with_unique_not_null ALTER COLUMN id SET NOT NULL; --already set +-- won't log anything, replica identity not setup +INSERT INTO table_with_unique_not_null(data) VALUES(1), (2); +DELETE FROM table_with_unique_not_null WHERE data = 1; +UPDATE table_with_unique_not_null SET data = 3 WHERE data = 2; +UPDATE table_with_unique_not_null SET id = -id; +UPDATE table_with_unique_not_null SET id = -id; +DELETE FROM table_with_unique_not_null WHERE data = 3; +-- should log old key +ALTER TABLE table_with_unique_not_null REPLICA IDENTITY USING INDEX table_with_unique_not_null_id_key; +INSERT INTO table_with_unique_not_null(data) VALUES(1), (2); +DELETE FROM table_with_unique_not_null WHERE data = 1; +UPDATE table_with_unique_not_null SET data = 3 WHERE data = 2; +UPDATE table_with_unique_not_null SET id = -id; +UPDATE table_with_unique_not_null SET id = -id; +DELETE FROM table_with_unique_not_null WHERE data = 3; +-- check tables with dropped indexes used in REPLICA IDENTITY +-- table with primary key +CREATE TABLE table_dropped_index_with_pk (a int PRIMARY KEY, b int, c int); +CREATE UNIQUE INDEX table_dropped_index_with_pk_idx + ON table_dropped_index_with_pk(a); +ALTER TABLE table_dropped_index_with_pk REPLICA IDENTITY + USING INDEX table_dropped_index_with_pk_idx; +DROP INDEX table_dropped_index_with_pk_idx; +INSERT INTO table_dropped_index_with_pk VALUES (1,1,1), (2,2,2), (3,3,3); +UPDATE table_dropped_index_with_pk SET a = 4 WHERE a = 1; +UPDATE table_dropped_index_with_pk SET b = 5 WHERE a = 2; +UPDATE table_dropped_index_with_pk SET b = 6, c = 7 WHERE a = 3; +DELETE FROM table_dropped_index_with_pk WHERE b = 1; +DELETE FROM table_dropped_index_with_pk WHERE a = 3; +DROP TABLE table_dropped_index_with_pk; +-- table without primary key +CREATE TABLE table_dropped_index_no_pk (a int NOT NULL, b int, c int); +CREATE UNIQUE INDEX table_dropped_index_no_pk_idx + ON table_dropped_index_no_pk(a); +ALTER TABLE table_dropped_index_no_pk REPLICA IDENTITY + USING INDEX table_dropped_index_no_pk_idx; +DROP INDEX table_dropped_index_no_pk_idx; +INSERT INTO table_dropped_index_no_pk VALUES (1,1,1), (2,2,2), (3,3,3); +UPDATE table_dropped_index_no_pk SET a = 4 WHERE a = 1; +UPDATE table_dropped_index_no_pk SET b = 5 WHERE a = 2; +UPDATE table_dropped_index_no_pk SET b = 6, c = 7 WHERE a = 3; +DELETE FROM table_dropped_index_no_pk WHERE b = 1; +DELETE FROM table_dropped_index_no_pk WHERE a = 3; +DROP TABLE table_dropped_index_no_pk; +-- check toast support +BEGIN; +CREATE SEQUENCE toasttable_rand_seq START 79 INCREMENT 1499; -- portable "random" +CREATE TABLE toasttable( + id serial primary key, + toasted_col1 text, + rand1 float8 DEFAULT nextval('toasttable_rand_seq'), + toasted_col2 text, + rand2 float8 DEFAULT nextval('toasttable_rand_seq') + ); +COMMIT; +-- uncompressed external toast data +INSERT INTO toasttable(toasted_col1) SELECT string_agg(g.i::text, '') FROM generate_series(1, 2000) g(i); +-- compressed external toast data +INSERT INTO toasttable(toasted_col2) SELECT repeat(string_agg(to_char(g.i, 'FM0000'), ''), 50) FROM generate_series(1, 500) g(i); +-- update of existing column +UPDATE toasttable + SET toasted_col1 = (SELECT string_agg(g.i::text, '') FROM generate_series(1, 2000) g(i)) +WHERE id = 1; +-- This output is extremely wide, and using aligned mode causes psql to +-- produce 200kB of useless dashes. Turn that off temporarily to avoid it. +\pset format unaligned +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +BEGIN +table public.table_without_key: INSERT: id[integer]:1 data[integer]:1 +table public.table_without_key: INSERT: id[integer]:2 data[integer]:2 +COMMIT +BEGIN +table public.table_without_key: DELETE: (no-tuple-data) +COMMIT +BEGIN +table public.table_without_key: UPDATE: id[integer]:2 data[integer]:3 +COMMIT +BEGIN +table public.table_without_key: UPDATE: id[integer]:-2 data[integer]:3 +COMMIT +BEGIN +table public.table_without_key: UPDATE: id[integer]:2 data[integer]:3 +COMMIT +BEGIN +table public.table_without_key: UPDATE: old-key: id[integer]:2 data[integer]:3 new-tuple: id[integer]:-2 data[integer]:3 +COMMIT +BEGIN +table public.table_without_key: UPDATE: old-key: id[integer]:-2 data[integer]:3 new-tuple: id[integer]:2 data[integer]:3 +COMMIT +BEGIN +table public.table_without_key: UPDATE: old-key: id[integer]:2 data[integer]:3 new-tuple: id[integer]:-2 data[integer]:3 new_column[text]:null +COMMIT +BEGIN +table public.table_without_key: UPDATE: old-key: id[integer]:-2 data[integer]:3 new-tuple: id[integer]:2 data[integer]:3 new_column[text]:'someval' +COMMIT +BEGIN +table public.table_without_key: DELETE: id[integer]:2 data[integer]:3 new_column[text]:'someval' +COMMIT +BEGIN +table public.table_with_pkey: INSERT: id[integer]:1 data[integer]:1 +table public.table_with_pkey: INSERT: id[integer]:2 data[integer]:2 +COMMIT +BEGIN +table public.table_with_pkey: DELETE: id[integer]:1 +COMMIT +BEGIN +table public.table_with_pkey: UPDATE: id[integer]:2 data[integer]:3 +COMMIT +BEGIN +table public.table_with_pkey: UPDATE: old-key: id[integer]:2 new-tuple: id[integer]:-2 data[integer]:3 +COMMIT +BEGIN +table public.table_with_pkey: UPDATE: old-key: id[integer]:-2 new-tuple: id[integer]:2 data[integer]:3 +COMMIT +BEGIN +table public.table_with_pkey: UPDATE: old-key: id[integer]:2 new-tuple: id[integer]:-2 data[integer]:3 +COMMIT +BEGIN +table public.table_with_pkey: UPDATE: old-key: id[integer]:-2 new-tuple: id[integer]:2 data[integer]:3 +COMMIT +BEGIN +table public.table_with_pkey: DELETE: id[integer]:2 +COMMIT +BEGIN +table public.table_with_unique_not_null: INSERT: id[integer]:1 data[integer]:1 +table public.table_with_unique_not_null: INSERT: id[integer]:2 data[integer]:2 +COMMIT +BEGIN +table public.table_with_unique_not_null: DELETE: (no-tuple-data) +COMMIT +BEGIN +table public.table_with_unique_not_null: UPDATE: id[integer]:2 data[integer]:3 +COMMIT +BEGIN +table public.table_with_unique_not_null: UPDATE: id[integer]:-2 data[integer]:3 +COMMIT +BEGIN +table public.table_with_unique_not_null: UPDATE: id[integer]:2 data[integer]:3 +COMMIT +BEGIN +table public.table_with_unique_not_null: DELETE: (no-tuple-data) +COMMIT +BEGIN +table public.table_with_unique_not_null: INSERT: id[integer]:3 data[integer]:1 +table public.table_with_unique_not_null: INSERT: id[integer]:4 data[integer]:2 +COMMIT +BEGIN +table public.table_with_unique_not_null: DELETE: id[integer]:3 +COMMIT +BEGIN +table public.table_with_unique_not_null: UPDATE: id[integer]:4 data[integer]:3 +COMMIT +BEGIN +table public.table_with_unique_not_null: UPDATE: old-key: id[integer]:4 new-tuple: id[integer]:-4 data[integer]:3 +COMMIT +BEGIN +table public.table_with_unique_not_null: UPDATE: old-key: id[integer]:-4 new-tuple: id[integer]:4 data[integer]:3 +COMMIT +BEGIN +table public.table_with_unique_not_null: DELETE: id[integer]:4 +COMMIT +BEGIN +table public.table_dropped_index_with_pk: INSERT: a[integer]:1 b[integer]:1 c[integer]:1 +table public.table_dropped_index_with_pk: INSERT: a[integer]:2 b[integer]:2 c[integer]:2 +table public.table_dropped_index_with_pk: INSERT: a[integer]:3 b[integer]:3 c[integer]:3 +COMMIT +BEGIN +table public.table_dropped_index_with_pk: UPDATE: a[integer]:4 b[integer]:1 c[integer]:1 +COMMIT +BEGIN +table public.table_dropped_index_with_pk: UPDATE: a[integer]:2 b[integer]:5 c[integer]:2 +COMMIT +BEGIN +table public.table_dropped_index_with_pk: UPDATE: a[integer]:3 b[integer]:6 c[integer]:7 +COMMIT +BEGIN +table public.table_dropped_index_with_pk: DELETE: (no-tuple-data) +COMMIT +BEGIN +table public.table_dropped_index_with_pk: DELETE: (no-tuple-data) +COMMIT +BEGIN +table public.table_dropped_index_no_pk: INSERT: a[integer]:1 b[integer]:1 c[integer]:1 +table public.table_dropped_index_no_pk: INSERT: a[integer]:2 b[integer]:2 c[integer]:2 +table public.table_dropped_index_no_pk: INSERT: a[integer]:3 b[integer]:3 c[integer]:3 +COMMIT +BEGIN +table public.table_dropped_index_no_pk: UPDATE: a[integer]:4 b[integer]:1 c[integer]:1 +COMMIT +BEGIN +table public.table_dropped_index_no_pk: UPDATE: a[integer]:2 b[integer]:5 c[integer]:2 +COMMIT +BEGIN +table public.table_dropped_index_no_pk: UPDATE: a[integer]:3 b[integer]:6 c[integer]:7 +COMMIT +BEGIN +table public.table_dropped_index_no_pk: DELETE: (no-tuple-data) +COMMIT +BEGIN +table public.table_dropped_index_no_pk: DELETE: (no-tuple-data) +COMMIT +BEGIN +table public.toasttable: INSERT: id[integer]:1 toasted_col1[text]:'123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625626627628629630631632633634635636637638639640641642643644645646647648649650651652653654655656657658659660661662663664665666667668669670671672673674675676677678679680681682683684685686687688689690691692693694695696697698699700701702703704705706707708709710711712713714715716717718719720721722723724725726727728729730731732733734735736737738739740741742743744745746747748749750751752753754755756757758759760761762763764765766767768769770771772773774775776777778779780781782783784785786787788789790791792793794795796797798799800801802803804805806807808809810811812813814815816817818819820821822823824825826827828829830831832833834835836837838839840841842843844845846847848849850851852853854855856857858859860861862863864865866867868869870871872873874875876877878879880881882883884885886887888889890891892893894895896897898899900901902903904905906907908909910911912913914915916917918919920921922923924925926927928929930931932933934935936937938939940941942943944945946947948949950951952953954955956957958959960961962963964965966967968969970971972973974975976977978979980981982983984985986987988989990991992993994995996997998999100010011002100310041005100610071008100910101011101210131014101510161017101810191020102110221023102410251026102710281029103010311032103310341035103610371038103910401041104210431044104510461047104810491050105110521053105410551056105710581059106010611062106310641065106610671068106910701071107210731074107510761077107810791080108110821083108410851086108710881089109010911092109310941095109610971098109911001101110211031104110511061107110811091110111111121113111411151116111711181119112011211122112311241125112611271128112911301131113211331134113511361137113811391140114111421143114411451146114711481149115011511152115311541155115611571158115911601161116211631164116511661167116811691170117111721173117411751176117711781179118011811182118311841185118611871188118911901191119211931194119511961197119811991200120112021203120412051206120712081209121012111212121312141215121612171218121912201221122212231224122512261227122812291230123112321233123412351236123712381239124012411242124312441245124612471248124912501251125212531254125512561257125812591260126112621263126412651266126712681269127012711272127312741275127612771278127912801281128212831284128512861287128812891290129112921293129412951296129712981299130013011302130313041305130613071308130913101311131213131314131513161317131813191320132113221323132413251326132713281329133013311332133313341335133613371338133913401341134213431344134513461347134813491350135113521353135413551356135713581359136013611362136313641365136613671368136913701371137213731374137513761377137813791380138113821383138413851386138713881389139013911392139313941395139613971398139914001401140214031404140514061407140814091410141114121413141414151416141714181419142014211422142314241425142614271428142914301431143214331434143514361437143814391440144114421443144414451446144714481449145014511452145314541455145614571458145914601461146214631464146514661467146814691470147114721473147414751476147714781479148014811482148314841485148614871488148914901491149214931494149514961497149814991500150115021503150415051506150715081509151015111512151315141515151615171518151915201521152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rand1[double precision]:79 toasted_col2[text]:null rand2[double precision]:1578 +COMMIT +BEGIN +table public.toasttable: INSERT: id[integer]:2 toasted_col1[text]:null rand1[double precision]:3077 toasted_col2[text]:'000100020003000400050006000700080009001000110012001300140015001600170018001900200021002200230024002500260027002800290030003100320033003400350036003700380039004000410042004300440045004600470048004900500051005200530054005500560057005800590060006100620063006400650066006700680069007000710072007300740075007600770078007900800081008200830084008500860087008800890090009100920093009400950096009700980099010001010102010301040105010601070108010901100111011201130114011501160117011801190120012101220123012401250126012701280129013001310132013301340135013601370138013901400141014201430144014501460147014801490150015101520153015401550156015701580159016001610162016301640165016601670168016901700171017201730174017501760177017801790180018101820183018401850186018701880189019001910192019301940195019601970198019902000201020202030204020502060207020802090210021102120213021402150216021702180219022002210222022302240225022602270228022902300231023202330234023502360237023802390240024102420243024402450246024702480249025002510252025302540255025602570258025902600261026202630264026502660267026802690270027102720273027402750276027702780279028002810282028302840285028602870288028902900291029202930294029502960297029802990300030103020303030403050306030703080309031003110312031303140315031603170318031903200321032203230324032503260327032803290330033103320333033403350336033703380339034003410342034303440345034603470348034903500351035203530354035503560357035803590360036103620363036403650366036703680369037003710372037303740375037603770378037903800381038203830384038503860387038803890390039103920393039403950396039703980399040004010402040304040405040604070408040904100411041204130414041504160417041804190420042104220423042404250426042704280429043004310432043304340435043604370438043904400441044204430444044504460447044804490450045104520453045404550456045704580459046004610462046304640465046604670468046904700471047204730474047504760477047804790480048104820483048404850486048704880489049004910492049304940495049604970498049905000001000200030004000500060007000800090010001100120013001400150016001700180019002000210022002300240025002600270028002900300031003200330034003500360037003800390040004100420043004400450046004700480049005000510052005300540055005600570058005900600061006200630064006500660067006800690070007100720073007400750076007700780079008000810082008300840085008600870088008900900091009200930094009500960097009800990100010101020103010401050106010701080109011001110112011301140115011601170118011901200121012201230124012501260127012801290130013101320133013401350136013701380139014001410142014301440145014601470148014901500151015201530154015501560157015801590160016101620163016401650166016701680169017001710172017301740175017601770178017901800181018201830184018501860187018801890190019101920193019401950196019701980199020002010202020302040205020602070208020902100211021202130214021502160217021802190220022102220223022402250226022702280229023002310232023302340235023602370238023902400241024202430244024502460247024802490250025102520253025402550256025702580259026002610262026302640265026602670268026902700271027202730274027502760277027802790280028102820283028402850286028702880289029002910292029302940295029602970298029903000301030203030304030503060307030803090310031103120313031403150316031703180319032003210322032303240325032603270328032903300331033203330334033503360337033803390340034103420343034403450346034703480349035003510352035303540355035603570358035903600361036203630364036503660367036803690370037103720373037403750376037703780379038003810382038303840385038603870388038903900391039203930394039503960397039803990400040104020403040404050406040704080409041004110412041304140415041604170418041904200421042204230424042504260427042804290430043104320433043404350436043704380439044004410442044304440445044604470448044904500451045204530454045504560457045804590460046104620463046404650466046704680469047004710472047304740475047604770478047904800481048204830484048504860487048804890490049104920493049404950496049704980499050000010002000300040005000600070008000900100011001200130014001500160017001800190020002100220023002400250026002700280029003000310032003300340035003600370038003900400041004200430044004500460047004800490050005100520053005400550056005700580059006000610062006300640065006600670068006900700071007200730074007500760077007800790080008100820083008400850086008700880089009000910092009300940095009600970098009901000101010201030104010501060107010801090110011101120113011401150116011701180119012001210122012301240125012601270128012901300131013201330134013501360137013801390140014101420143014401450146014701480149015001510152015301540155015601570158015901600161016201630164016501660167016801690170017101720173017401750176017701780179018001810182018301840185018601870188018901900191019201930194019501960197019801990200020102020203020402050206020702080209021002110212021302140215021602170218021902200221022202230224022502260227022802290230023102320233023402350236023702380239024002410242024302440245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04960497049804990500' rand2[double precision]:4576 +COMMIT +BEGIN +table public.toasttable: UPDATE: id[integer]:1 toasted_col1[text]:'123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625626627628629630631632633634635636637638639640641642643644645646647648649650651652653654655656657658659660661662663664665666667668669670671672673674675676677678679680681682683684685686687688689690691692693694695696697698699700701702703704705706707708709710711712713714715716717718719720721722723724725726727728729730731732733734735736737738739740741742743744745746747748749750751752753754755756757758759760761762763764765766767768769770771772773774775776777778779780781782783784785786787788789790791792793794795796797798799800801802803804805806807808809810811812813814815816817818819820821822823824825826827828829830831832833834835836837838839840841842843844845846847848849850851852853854855856857858859860861862863864865866867868869870871872873874875876877878879880881882883884885886887888889890891892893894895896897898899900901902903904905906907908909910911912913914915916917918919920921922923924925926927928929930931932933934935936937938939940941942943944945946947948949950951952953954955956957958959960961962963964965966967968969970971972973974975976977978979980981982983984985986987988989990991992993994995996997998999100010011002100310041005100610071008100910101011101210131014101510161017101810191020102110221023102410251026102710281029103010311032103310341035103610371038103910401041104210431044104510461047104810491050105110521053105410551056105710581059106010611062106310641065106610671068106910701071107210731074107510761077107810791080108110821083108410851086108710881089109010911092109310941095109610971098109911001101110211031104110511061107110811091110111111121113111411151116111711181119112011211122112311241125112611271128112911301131113211331134113511361137113811391140114111421143114411451146114711481149115011511152115311541155115611571158115911601161116211631164116511661167116811691170117111721173117411751176117711781179118011811182118311841185118611871188118911901191119211931194119511961197119811991200120112021203120412051206120712081209121012111212121312141215121612171218121912201221122212231224122512261227122812291230123112321233123412351236123712381239124012411242124312441245124612471248124912501251125212531254125512561257125812591260126112621263126412651266126712681269127012711272127312741275127612771278127912801281128212831284128512861287128812891290129112921293129412951296129712981299130013011302130313041305130613071308130913101311131213131314131513161317131813191320132113221323132413251326132713281329133013311332133313341335133613371338133913401341134213431344134513461347134813491350135113521353135413551356135713581359136013611362136313641365136613671368136913701371137213731374137513761377137813791380138113821383138413851386138713881389139013911392139313941395139613971398139914001401140214031404140514061407140814091410141114121413141414151416141714181419142014211422142314241425142614271428142914301431143214331434143514361437143814391440144114421443144414451446144714481449145014511452145314541455145614571458145914601461146214631464146514661467146814691470147114721473147414751476147714781479148014811482148314841485148614871488148914901491149214931494149514961497149814991500150115021503150415051506150715081509151015111512151315141515151615171518151915201521152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rand1[double precision]:79 toasted_col2[text]:null rand2[double precision]:1578 +COMMIT +(143 rows) +\pset format aligned +INSERT INTO toasttable(toasted_col1) SELECT string_agg(g.i::text, '') FROM generate_series(1, 2000) g(i); +-- update of second column, first column unchanged +UPDATE toasttable + SET toasted_col2 = (SELECT string_agg(g.i::text, '') FROM generate_series(1, 2000) g(i)) +WHERE id = 1; +-- make sure we decode correctly even if the toast table is gone +DROP TABLE toasttable; +\pset format unaligned +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +BEGIN +table public.toasttable: INSERT: id[integer]:3 toasted_col1[text]:'12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879808182838485868788899091929394959697989910010110210310410510610710810911011111211311411511611711811912012112212312412512612712812913013113213313413513613713813914014114214314414514614714814915015115215315415515615715815916016116216316416516616716816917017117217317417517617717817918018118218318418518618718818919019119219319419519619719819920020120220320420520620720820921021121221321421521621721821922022122222322422522622722822923023123223323423523623723823924024124224324424524624724824925025125225325425525625725825926026126226326426526626726826927027127227327427527627727827928028128228328428528628728828929029129229329429529629729829930030130230330430530630730830931031131231331431531631731831932032132232332432532632732832933033133233333433533633733833934034134234334434534634734834935035135235335435535635735835936036136236336436536636736836937037137237337437537637737837938038138238338438538638738838939039139239339439539639739839940040140240340440540640740840941041141241341441541641741841942042142242342442542642742842943043143243343443543643743843944044144244344444544644744844945045145245345445545645745845946046146246346446546646746846947047147247347447547647747847948048148248348448548648748848949049149249349449549649749849950050150250350450550650750850951051151251351451551651751851952052152252352452552652752852953053153253353453553653753853954054154254354454554654754854955055155255355455555655755855956056156256356456556656756856957057157257357457557657757857958058158258358458558658758858959059159259359459559659759859960060160260360460560660760860961061161261361461561661761861962062162262362462562662762862963063163263363463563663763863964064164264364464564664764864965065165265365465565665765865966066166266366466566666766866967067167267367467567667767867968068168268368468568668768868969069169269369469569669769869970070170270370470570670770870971071171271371471571671771871972072172272372472572672772872973073173273373473573673773873974074174274374474574674774874975075175275375475575675775875976076176276376476576676776876977077177277377477577677777877978078178278378478578678778878979079179279379479579679779879980080180280380480580680780880981081181281381481581681781881982082182282382482582682782882983083183283383483583683783883984084184284384484584684784884985085185285385485585685785885986086186286386486586686786886987087187287387487587687787887988088188288388488588688788888989089189289389489589689789889990090190290390490590690790890991091191291391491591691791891992092192292392492592692792892993093193293393493593693793893994094194294394494594694794894995095195295395495595695795895996096196296396496596696796896997097197297397497597697797897998098198298398498598698798898999099199299399499599699799899910001001100210031004100510061007100810091010101110121013101410151016101710181019102010211022102310241025102610271028102910301031103210331034103510361037103810391040104110421043104410451046104710481049105010511052105310541055105610571058105910601061106210631064106510661067106810691070107110721073107410751076107710781079108010811082108310841085108610871088108910901091109210931094109510961097109810991100110111021103110411051106110711081109111011111112111311141115111611171118111911201121112211231124112511261127112811291130113111321133113411351136113711381139114011411142114311441145114611471148114911501151115211531154115511561157115811591160116111621163116411651166116711681169117011711172117311741175117611771178117911801181118211831184118511861187118811891190119111921193119411951196119711981199120012011202120312041205120612071208120912101211121212131214121512161217121812191220122112221223122412251226122712281229123012311232123312341235123612371238123912401241124212431244124512461247124812491250125112521253125412551256125712581259126012611262126312641265126612671268126912701271127212731274127512761277127812791280128112821283128412851286128712881289129012911292129312941295129612971298129913001301130213031304130513061307130813091310131113121313131413151316131713181319132013211322132313241325132613271328132913301331133213331334133513361337133813391340134113421343134413451346134713481349135013511352135313541355135613571358135913601361136213631364136513661367136813691370137113721373137413751376137713781379138013811382138313841385138613871388138913901391139213931394139513961397139813991400140114021403140414051406140714081409141014111412141314141415141614171418141914201421142214231424142514261427142814291430143114321433143414351436143714381439144014411442144314441445144614471448144914501451145214531454145514561457145814591460146114621463146414651466146714681469147014711472147314741475147614771478147914801481148214831484148514861487148814891490149114921493149414951496149714981499150015011502150315041505150615071508150915101511151215131514151515161517151815191520152115221523152415251526152715281529153015311532153315341535153615371538153915401541154215431544154515461547154815491550155115521553155415551556155715581559156015611562156315641565156615671568156915701571157215731574157515761577157815791580158115821583158415851586158715881589159015911592159315941595159615971598159916001601160216031604160516061607160816091610161116121613161416151616161716181619162016211622162316241625162616271628162916301631163216331634163516361637163816391640164116421643164416451646164716481649165016511652165316541655165616571658165916601661166216631664166516661667166816691670167116721673167416751676167716781679168016811682168316841685168616871688168916901691169216931694169516961697169816991700170117021703170417051706170717081709171017111712171317141715171617171718171917201721172217231724172517261727172817291730173117321733173417351736173717381739174017411742174317441745174617471748174917501751175217531754175517561757175817591760176117621763176417651766176717681769177017711772177317741775177617771778177917801781178217831784178517861787178817891790179117921793179417951796179717981799180018011802180318041805180618071808180918101811181218131814181518161817181818191820182118221823182418251826182718281829183018311832183318341835183618371838183918401841184218431844184518461847184818491850185118521853185418551856185718581859186018611862186318641865186618671868186918701871187218731874187518761877187818791880188118821883188418851886188718881889189018911892189318941895189618971898189919001901190219031904190519061907190819091910191119121913191419151916191719181919192019211922192319241925192619271928192919301931193219331934193519361937193819391940194119421943194419451946194719481949195019511952195319541955195619571958195919601961196219631964196519661967196819691970197119721973197419751976197719781979198019811982198319841985198619871988198919901991199219931994199519961997199819992000' rand1[double precision]:6075 toasted_col2[text]:null rand2[double precision]:7574 +COMMIT +BEGIN +table public.toasttable: UPDATE: id[integer]:1 toasted_col1[text]:unchanged-toast-datum rand1[double precision]:79 toasted_col2[text]:'12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879808182838485868788899091929394959697989910010110210310410510610710810911011111211311411511611711811912012112212312412512612712812913013113213313413513613713813914014114214314414514614714814915015115215315415515615715815916016116216316416516616716816917017117217317417517617717817918018118218318418518618718818919019119219319419519619719819920020120220320420520620720820921021121221321421521621721821922022122222322422522622722822923023123223323423523623723823924024124224324424524624724824925025125225325425525625725825926026126226326426526626726826927027127227327427527627727827928028128228328428528628728828929029129229329429529629729829930030130230330430530630730830931031131231331431531631731831932032132232332432532632732832933033133233333433533633733833934034134234334434534634734834935035135235335435535635735835936036136236336436536636736836937037137237337437537637737837938038138238338438538638738838939039139239339439539639739839940040140240340440540640740840941041141241341441541641741841942042142242342442542642742842943043143243343443543643743843944044144244344444544644744844945045145245345445545645745845946046146246346446546646746846947047147247347447547647747847948048148248348448548648748848949049149249349449549649749849950050150250350450550650750850951051151251351451551651751851952052152252352452552652752852953053153253353453553653753853954054154254354454554654754854955055155255355455555655755855956056156256356456556656756856957057157257357457557657757857958058158258358458558658758858959059159259359459559659759859960060160260360460560660760860961061161261361461561661761861962062162262362462562662762862963063163263363463563663763863964064164264364464564664764864965065165265365465565665765865966066166266366466566666766866967067167267367467567667767867968068168268368468568668768868969069169269369469569669769869970070170270370470570670770870971071171271371471571671771871972072172272372472572672772872973073173273373473573673773873974074174274374474574674774874975075175275375475575675775875976076176276376476576676776876977077177277377477577677777877978078178278378478578678778878979079179279379479579679779879980080180280380480580680780880981081181281381481581681781881982082182282382482582682782882983083183283383483583683783883984084184284384484584684784884985085185285385485585685785885986086186286386486586686786886987087187287387487587687787887988088188288388488588688788888989089189289389489589689789889990090190290390490590690790890991091191291391491591691791891992092192292392492592692792892993093193293393493593693793893994094194294394494594694794894995095195295395495595695795895996096196296396496596696796896997097197297397497597697797897998098198298398498598698798898999099199299399499599699799899910001001100210031004100510061007100810091010101110121013101410151016101710181019102010211022102310241025102610271028102910301031103210331034103510361037103810391040104110421043104410451046104710481049105010511052105310541055105610571058105910601061106210631064106510661067106810691070107110721073107410751076107710781079108010811082108310841085108610871088108910901091109210931094109510961097109810991100110111021103110411051106110711081109111011111112111311141115111611171118111911201121112211231124112511261127112811291130113111321133113411351136113711381139114011411142114311441145114611471148114911501151115211531154115511561157115811591160116111621163116411651166116711681169117011711172117311741175117611771178117911801181118211831184118511861187118811891190119111921193119411951196119711981199120012011202120312041205120612071208120912101211121212131214121512161217121812191220122112221223122412251226122712281229123012311232123312341235123612371238123912401241124212431244124512461247124812491250125112521253125412551256125712581259126012611262126312641265126612671268126912701271127212731274127512761277127812791280128112821283128412851286128712881289129012911292129312941295129612971298129913001301130213031304130513061307130813091310131113121313131413151316131713181319132013211322132313241325132613271328132913301331133213331334133513361337133813391340134113421343134413451346134713481349135013511352135313541355135613571358135913601361136213631364136513661367136813691370137113721373137413751376137713781379138013811382138313841385138613871388138913901391139213931394139513961397139813991400140114021403140414051406140714081409141014111412141314141415141614171418141914201421142214231424142514261427142814291430143114321433143414351436143714381439144014411442144314441445144614471448144914501451145214531454145514561457145814591460146114621463146414651466146714681469147014711472147314741475147614771478147914801481148214831484148514861487148814891490149114921493149414951496149714981499150015011502150315041505150615071508150915101511151215131514151515161517151815191520152115221523152415251526152715281529153015311532153315341535153615371538153915401541154215431544154515461547154815491550155115521553155415551556155715581559156015611562156315641565156615671568156915701571157215731574157515761577157815791580158115821583158415851586158715881589159015911592159315941595159615971598159916001601160216031604160516061607160816091610161116121613161416151616161716181619162016211622162316241625162616271628162916301631163216331634163516361637163816391640164116421643164416451646164716481649165016511652165316541655165616571658165916601661166216631664166516661667166816691670167116721673167416751676167716781679168016811682168316841685168616871688168916901691169216931694169516961697169816991700170117021703170417051706170717081709171017111712171317141715171617171718171917201721172217231724172517261727172817291730173117321733173417351736173717381739174017411742174317441745174617471748174917501751175217531754175517561757175817591760176117621763176417651766176717681769177017711772177317741775177617771778177917801781178217831784178517861787178817891790179117921793179417951796179717981799180018011802180318041805180618071808180918101811181218131814181518161817181818191820182118221823182418251826182718281829183018311832183318341835183618371838183918401841184218431844184518461847184818491850185118521853185418551856185718581859186018611862186318641865186618671868186918701871187218731874187518761877187818791880188118821883188418851886188718881889189018911892189318941895189618971898189919001901190219031904190519061907190819091910191119121913191419151916191719181919192019211922192319241925192619271928192919301931193219331934193519361937193819391940194119421943194419451946194719481949195019511952195319541955195619571958195919601961196219631964196519661967196819691970197119721973197419751976197719781979198019811982198319841985198619871988198919901991199219931994199519961997199819992000' rand2[double precision]:1578 +COMMIT +(6 rows) +-- done, free logical replication slot +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +(0 rows) +\pset format aligned +SELECT pg_drop_replication_slot('regression_slot'); + pg_drop_replication_slot +-------------------------- + +(1 row) + +/* check that the slot is gone */ +\x +SELECT * FROM pg_replication_slots; +(0 rows) + +\x diff --git a/contrib/test_decoding/expected/decoding_in_xact.out b/contrib/test_decoding/expected/decoding_in_xact.out new file mode 100644 index 0000000..b65253f --- /dev/null +++ b/contrib/test_decoding/expected/decoding_in_xact.out @@ -0,0 +1,87 @@ +-- predictability +SET synchronous_commit = on; +-- fail because we're creating a slot while in an xact with xid +BEGIN; +SELECT pg_current_xact_id() = '0'; + ?column? +---------- + f +(1 row) + +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding'); +ERROR: cannot create logical replication slot in transaction that has performed writes +ROLLBACK; +-- fail because we're creating a slot while in a subxact whose topxact has an xid +BEGIN; +SELECT pg_current_xact_id() = '0'; + ?column? +---------- + f +(1 row) + +SAVEPOINT barf; +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding'); +ERROR: cannot create logical replication slot in transaction that has performed writes +ROLLBACK TO SAVEPOINT barf; +ROLLBACK; +-- succeed, outside tx. +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding'); + ?column? +---------- + init +(1 row) + +SELECT 'stop' FROM pg_drop_replication_slot('regression_slot'); + ?column? +---------- + stop +(1 row) + +-- succeed, in tx without xid. +BEGIN; +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding'); + ?column? +---------- + init +(1 row) + +COMMIT; +CREATE TABLE nobarf(id serial primary key, data text); +INSERT INTO nobarf(data) VALUES('1'); +-- decoding works in transaction with xid +BEGIN; +SELECT pg_current_xact_id() = '0'; + ?column? +---------- + f +(1 row) + +-- don't show yet, haven't committed +INSERT INTO nobarf(data) VALUES('2'); +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +----------------------------------------------------------- + BEGIN + table public.nobarf: INSERT: id[integer]:1 data[text]:'1' + COMMIT +(3 rows) + +COMMIT; +INSERT INTO nobarf(data) VALUES('3'); +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +----------------------------------------------------------- + BEGIN + table public.nobarf: INSERT: id[integer]:2 data[text]:'2' + COMMIT + BEGIN + table public.nobarf: INSERT: id[integer]:3 data[text]:'3' + COMMIT +(6 rows) + +SELECT 'stop' FROM pg_drop_replication_slot('regression_slot'); + ?column? +---------- + stop +(1 row) + diff --git a/contrib/test_decoding/expected/decoding_into_rel.out b/contrib/test_decoding/expected/decoding_into_rel.out new file mode 100644 index 0000000..8fd3390 --- /dev/null +++ b/contrib/test_decoding/expected/decoding_into_rel.out @@ -0,0 +1,111 @@ +-- test that we can insert the result of a get_changes call into a +-- logged relation. That's really not a good idea in practical terms, +-- but provides a nice test. +-- predictability +SET synchronous_commit = on; +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding'); + ?column? +---------- + init +(1 row) + +-- slot works +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +------ +(0 rows) + +-- create some changes +CREATE TABLE somechange(id serial primary key); +INSERT INTO somechange DEFAULT VALUES; +CREATE TABLE changeresult AS + SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +SELECT * FROM changeresult; + data +------------------------------------------------ + BEGIN + table public.somechange: INSERT: id[integer]:1 + COMMIT +(3 rows) + +INSERT INTO changeresult + SELECT data FROM pg_logical_slot_peek_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +INSERT INTO changeresult + SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +SELECT * FROM changeresult; + data +-------------------------------------------------------------------------------------------------------------------------------------------------- + BEGIN + table public.somechange: INSERT: id[integer]:1 + COMMIT + BEGIN + table public.changeresult: INSERT: data[text]:'BEGIN' + table public.changeresult: INSERT: data[text]:'table public.somechange: INSERT: id[integer]:1' + table public.changeresult: INSERT: data[text]:'COMMIT' + COMMIT + BEGIN + table public.changeresult: INSERT: data[text]:'BEGIN' + table public.changeresult: INSERT: data[text]:'table public.somechange: INSERT: id[integer]:1' + table public.changeresult: INSERT: data[text]:'COMMIT' + COMMIT + BEGIN + table public.changeresult: INSERT: data[text]:'BEGIN' + table public.changeresult: INSERT: data[text]:'table public.changeresult: INSERT: data[text]:''BEGIN''' + table public.changeresult: INSERT: data[text]:'table public.changeresult: INSERT: data[text]:''table public.somechange: INSERT: id[integer]:1''' + table public.changeresult: INSERT: data[text]:'table public.changeresult: INSERT: data[text]:''COMMIT''' + table public.changeresult: INSERT: data[text]:'COMMIT' + COMMIT +(20 rows) + +DROP TABLE changeresult; +DROP TABLE somechange; +-- check calling logical decoding from pl/pgsql +CREATE FUNCTION slot_changes_wrapper(slot_name name) RETURNS SETOF TEXT AS $$ +BEGIN + RETURN QUERY + SELECT data FROM pg_logical_slot_peek_changes(slot_name, NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +END$$ LANGUAGE plpgsql; +SELECT * FROM slot_changes_wrapper('regression_slot'); + slot_changes_wrapper +-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- + BEGIN + table public.changeresult: INSERT: data[text]:'BEGIN' + table public.changeresult: INSERT: data[text]:'table public.changeresult: INSERT: data[text]:''BEGIN''' + table public.changeresult: INSERT: data[text]:'table public.changeresult: INSERT: data[text]:''table public.somechange: INSERT: id[integer]:1''' + table public.changeresult: INSERT: data[text]:'table public.changeresult: INSERT: data[text]:''COMMIT''' + table public.changeresult: INSERT: data[text]:'COMMIT' + table public.changeresult: INSERT: data[text]:'BEGIN' + table public.changeresult: INSERT: data[text]:'table public.changeresult: INSERT: data[text]:''BEGIN''' + table public.changeresult: INSERT: data[text]:'table public.changeresult: INSERT: data[text]:''table public.changeresult: INSERT: data[text]:''''BEGIN''''''' + table public.changeresult: INSERT: data[text]:'table public.changeresult: INSERT: data[text]:''table public.changeresult: INSERT: data[text]:''''table public.somechange: INSERT: id[integer]:1''''''' + table public.changeresult: INSERT: data[text]:'table public.changeresult: INSERT: data[text]:''table public.changeresult: INSERT: data[text]:''''COMMIT''''''' + table public.changeresult: INSERT: data[text]:'table public.changeresult: INSERT: data[text]:''COMMIT''' + table public.changeresult: INSERT: data[text]:'COMMIT' + COMMIT +(14 rows) + +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- + BEGIN + table public.changeresult: INSERT: data[text]:'BEGIN' + table public.changeresult: INSERT: data[text]:'table public.changeresult: INSERT: data[text]:''BEGIN''' + table public.changeresult: INSERT: data[text]:'table public.changeresult: INSERT: data[text]:''table public.somechange: INSERT: id[integer]:1''' + table public.changeresult: INSERT: data[text]:'table public.changeresult: INSERT: data[text]:''COMMIT''' + table public.changeresult: INSERT: data[text]:'COMMIT' + table public.changeresult: INSERT: data[text]:'BEGIN' + table public.changeresult: INSERT: data[text]:'table public.changeresult: INSERT: data[text]:''BEGIN''' + table public.changeresult: INSERT: data[text]:'table public.changeresult: INSERT: data[text]:''table public.changeresult: INSERT: data[text]:''''BEGIN''''''' + table public.changeresult: INSERT: data[text]:'table public.changeresult: INSERT: data[text]:''table public.changeresult: INSERT: data[text]:''''table public.somechange: INSERT: id[integer]:1''''''' + table public.changeresult: INSERT: data[text]:'table public.changeresult: INSERT: data[text]:''table public.changeresult: INSERT: data[text]:''''COMMIT''''''' + table public.changeresult: INSERT: data[text]:'table public.changeresult: INSERT: data[text]:''COMMIT''' + table public.changeresult: INSERT: data[text]:'COMMIT' + COMMIT +(14 rows) + +SELECT 'stop' FROM pg_drop_replication_slot('regression_slot'); + ?column? +---------- + stop +(1 row) + diff --git a/contrib/test_decoding/expected/delayed_startup.out b/contrib/test_decoding/expected/delayed_startup.out new file mode 100644 index 0000000..d10de36 --- /dev/null +++ b/contrib/test_decoding/expected/delayed_startup.out @@ -0,0 +1,50 @@ +Parsed test spec with 2 sessions + +starting permutation: s1b s1w s2init s1c s2start s1b s1w s1c s2start s1b s1w s2start s1c s2start +step s1b: BEGIN ISOLATION LEVEL SERIALIZABLE; +step s1w: INSERT INTO do_write DEFAULT VALUES; +step s2init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); <waiting ...> +step s1c: COMMIT; +step s2init: <... completed> +?column? +-------- +init +(1 row) + +step s2start: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', 'false'); +data +---- +(0 rows) + +step s1b: BEGIN ISOLATION LEVEL SERIALIZABLE; +step s1w: INSERT INTO do_write DEFAULT VALUES; +step s1c: COMMIT; +step s2start: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', 'false'); +data +-------------------------------------------- +BEGIN +table public.do_write: INSERT: id[integer]:2 +COMMIT +(3 rows) + +step s1b: BEGIN ISOLATION LEVEL SERIALIZABLE; +step s1w: INSERT INTO do_write DEFAULT VALUES; +step s2start: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', 'false'); +data +---- +(0 rows) + +step s1c: COMMIT; +step s2start: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', 'false'); +data +-------------------------------------------- +BEGIN +table public.do_write: INSERT: id[integer]:3 +COMMIT +(3 rows) + +?column? +-------- +stop +(1 row) + diff --git a/contrib/test_decoding/expected/messages.out b/contrib/test_decoding/expected/messages.out new file mode 100644 index 0000000..c75d401 --- /dev/null +++ b/contrib/test_decoding/expected/messages.out @@ -0,0 +1,99 @@ +-- predictability +SET synchronous_commit = on; +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding'); + ?column? +---------- + init +(1 row) + +SELECT 'msg1' FROM pg_logical_emit_message(true, 'test', 'msg1'); + ?column? +---------- + msg1 +(1 row) + +SELECT 'msg2' FROM pg_logical_emit_message(false, 'test', 'msg2'); + ?column? +---------- + msg2 +(1 row) + +BEGIN; +SELECT 'msg3' FROM pg_logical_emit_message(true, 'test', 'msg3'); + ?column? +---------- + msg3 +(1 row) + +SELECT 'msg4' FROM pg_logical_emit_message(false, 'test', 'msg4'); + ?column? +---------- + msg4 +(1 row) + +ROLLBACK; +BEGIN; +SELECT 'msg5' FROM pg_logical_emit_message(true, 'test', 'msg5'); + ?column? +---------- + msg5 +(1 row) + +SELECT 'msg6' FROM pg_logical_emit_message(false, 'test', 'msg6'); + ?column? +---------- + msg6 +(1 row) + +SELECT 'msg7' FROM pg_logical_emit_message(true, 'test', 'msg7'); + ?column? +---------- + msg7 +(1 row) + +COMMIT; +SELECT 'ignorethis' FROM pg_logical_emit_message(true, 'test', 'czechtastic'); + ?column? +------------ + ignorethis +(1 row) + +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'force-binary', '0', 'skip-empty-xacts', '1'); + data +-------------------------------------------------------------------- + message: transactional: 1 prefix: test, sz: 4 content:msg1 + message: transactional: 0 prefix: test, sz: 4 content:msg2 + message: transactional: 0 prefix: test, sz: 4 content:msg4 + message: transactional: 0 prefix: test, sz: 4 content:msg6 + message: transactional: 1 prefix: test, sz: 4 content:msg5 + message: transactional: 1 prefix: test, sz: 4 content:msg7 + message: transactional: 1 prefix: test, sz: 11 content:czechtastic +(7 rows) + +-- test db filtering +\set prevdb :DBNAME +\c template1 +SELECT 'otherdb1' FROM pg_logical_emit_message(false, 'test', 'otherdb1'); + ?column? +---------- + otherdb1 +(1 row) + +SELECT 'otherdb2' FROM pg_logical_emit_message(true, 'test', 'otherdb2'); + ?column? +---------- + otherdb2 +(1 row) + +\c :prevdb +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'force-binary', '0', 'skip-empty-xacts', '1'); + data +------ +(0 rows) + +SELECT 'cleanup' FROM pg_drop_replication_slot('regression_slot'); + ?column? +---------- + cleanup +(1 row) + diff --git a/contrib/test_decoding/expected/mxact.out b/contrib/test_decoding/expected/mxact.out new file mode 100644 index 0000000..03ad3df --- /dev/null +++ b/contrib/test_decoding/expected/mxact.out @@ -0,0 +1,90 @@ +Parsed test spec with 3 sessions + +starting permutation: s0init s0start s1begin s1sharepgclass s2begin s2sharepgclass s0w s0start s2commit s1commit +step s0init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); +?column? +-------- +init +(1 row) + +step s0start: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', 'false'); +data +---- +(0 rows) + +step s1begin: BEGIN; +step s1sharepgclass: SELECT count(*) > 1 FROM (SELECT * FROM pg_class FOR SHARE) s; +?column? +-------- +t +(1 row) + +step s2begin: BEGIN; +step s2sharepgclass: SELECT count(*) > 1 FROM (SELECT * FROM pg_class FOR SHARE) s; +?column? +-------- +t +(1 row) + +step s0w: INSERT INTO do_write DEFAULT VALUES; +step s0start: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', 'false'); +data +-------------------------------------------- +BEGIN +table public.do_write: INSERT: id[integer]:1 +COMMIT +(3 rows) + +step s2commit: COMMIT; +step s1commit: COMMIT; +?column? +-------- +stop +(1 row) + + +starting permutation: s0init s0start s1begin s1keysharepgclass s2begin s2keysharepgclass s0alter s0w s0start s2commit s1commit +step s0init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); +?column? +-------- +init +(1 row) + +step s0start: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', 'false'); +data +---- +(0 rows) + +step s1begin: BEGIN; +step s1keysharepgclass: SELECT count(*) > 1 FROM (SELECT * FROM pg_class FOR KEY SHARE) s; +?column? +-------- +t +(1 row) + +step s2begin: BEGIN; +step s2keysharepgclass: SELECT count(*) > 1 FROM (SELECT * FROM pg_class FOR KEY SHARE) s; +?column? +-------- +t +(1 row) + +step s0alter: ALTER TABLE do_write ADD column ts timestamptz; +step s0w: INSERT INTO do_write DEFAULT VALUES; +step s0start: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', 'false'); +data +------------------------------------------------------------------------------ +BEGIN +COMMIT +BEGIN +table public.do_write: INSERT: id[integer]:1 ts[timestamp with time zone]:null +COMMIT +(5 rows) + +step s2commit: COMMIT; +step s1commit: COMMIT; +?column? +-------- +stop +(1 row) + diff --git a/contrib/test_decoding/expected/oldest_xmin.out b/contrib/test_decoding/expected/oldest_xmin.out new file mode 100644 index 0000000..dd6053f --- /dev/null +++ b/contrib/test_decoding/expected/oldest_xmin.out @@ -0,0 +1,40 @@ +Parsed test spec with 2 sessions + +starting permutation: s0_begin s0_getxid s1_begin s1_insert s0_alter s0_commit s0_checkpoint s0_get_changes s0_get_changes s1_commit s0_vacuum s0_get_changes +step s0_begin: BEGIN; +step s0_getxid: SELECT pg_current_xact_id() IS NULL; +?column? +-------- +f +(1 row) + +step s1_begin: BEGIN; +step s1_insert: INSERT INTO harvest VALUES ((1, 2, 3)); +step s0_alter: ALTER TYPE basket DROP ATTRIBUTE mangos; +step s0_commit: COMMIT; +step s0_checkpoint: CHECKPOINT; +step s0_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +---- +(0 rows) + +step s0_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +---- +(0 rows) + +step s1_commit: COMMIT; +step s0_vacuum: VACUUM pg_attribute; +step s0_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +------------------------------------------------------ +BEGIN +table public.harvest: INSERT: fruits[basket]:'(1,2,3)' +COMMIT +(3 rows) + +?column? +-------- +stop +(1 row) + diff --git a/contrib/test_decoding/expected/ondisk_startup.out b/contrib/test_decoding/expected/ondisk_startup.out new file mode 100644 index 0000000..bc7ff07 --- /dev/null +++ b/contrib/test_decoding/expected/ondisk_startup.out @@ -0,0 +1,66 @@ +Parsed test spec with 3 sessions + +starting permutation: s2b s2txid s1init s3b s3txid s2alter s2c s2b s2txid s3c s2c s1insert s1checkpoint s1start s1insert s1alter s1insert s1start +step s2b: BEGIN; +step s2txid: SELECT pg_current_xact_id() IS NULL; +?column? +-------- +f +(1 row) + +step s1init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding'); <waiting ...> +step s3b: BEGIN; +step s3txid: SELECT pg_current_xact_id() IS NULL; +?column? +-------- +f +(1 row) + +step s2alter: ALTER TABLE do_write ADD COLUMN addedbys2 int; +step s2c: COMMIT; +step s2b: BEGIN; +step s2txid: SELECT pg_current_xact_id() IS NULL; +?column? +-------- +f +(1 row) + +step s3c: COMMIT; +step s1init: <... completed> +?column? +-------- +init +(1 row) + +step s2c: COMMIT; +step s1insert: INSERT INTO do_write DEFAULT VALUES; +step s1checkpoint: CHECKPOINT; +step s1start: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', 'false'); +data +-------------------------------------------------------------------- +BEGIN +table public.do_write: INSERT: id[integer]:1 addedbys2[integer]:null +COMMIT +(3 rows) + +step s1insert: INSERT INTO do_write DEFAULT VALUES; +step s1alter: ALTER TABLE do_write ADD COLUMN addedbys1 int; +step s1insert: INSERT INTO do_write DEFAULT VALUES; +step s1start: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', 'false'); +data +-------------------------------------------------------------------------------------------- +BEGIN +table public.do_write: INSERT: id[integer]:2 addedbys2[integer]:null +COMMIT +BEGIN +COMMIT +BEGIN +table public.do_write: INSERT: id[integer]:3 addedbys2[integer]:null addedbys1[integer]:null +COMMIT +(8 rows) + +?column? +-------- +stop +(1 row) + diff --git a/contrib/test_decoding/expected/permissions.out b/contrib/test_decoding/expected/permissions.out new file mode 100644 index 0000000..ed97f81 --- /dev/null +++ b/contrib/test_decoding/expected/permissions.out @@ -0,0 +1,130 @@ +-- predictability +SET synchronous_commit = on; +-- setup +CREATE ROLE regress_lr_normal; +CREATE ROLE regress_lr_superuser SUPERUSER; +CREATE ROLE regress_lr_replication REPLICATION; +CREATE TABLE lr_test(data text); +-- superuser can control replication +SET ROLE regress_lr_superuser; +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding'); + ?column? +---------- + init +(1 row) + +INSERT INTO lr_test VALUES('lr_superuser_init'); +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +-------------------------------------------------------------- + BEGIN + table public.lr_test: INSERT: data[text]:'lr_superuser_init' + COMMIT +(3 rows) + +SELECT pg_drop_replication_slot('regression_slot'); + pg_drop_replication_slot +-------------------------- + +(1 row) + +RESET ROLE; +-- replication user can control replication +SET ROLE regress_lr_replication; +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding'); + ?column? +---------- + init +(1 row) + +INSERT INTO lr_test VALUES('lr_superuser_init'); +ERROR: permission denied for table lr_test +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +------ +(0 rows) + +SELECT pg_drop_replication_slot('regression_slot'); + pg_drop_replication_slot +-------------------------- + +(1 row) + +RESET ROLE; +-- plain user *can't* can control replication +SET ROLE regress_lr_normal; +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding'); +ERROR: must be superuser or replication role to use replication slots +INSERT INTO lr_test VALUES('lr_superuser_init'); +ERROR: permission denied for table lr_test +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +ERROR: must be superuser or replication role to use replication slots +SELECT pg_drop_replication_slot('regression_slot'); +ERROR: must be superuser or replication role to use replication slots +RESET ROLE; +-- replication users can drop superuser created slots +SET ROLE regress_lr_superuser; +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding'); + ?column? +---------- + init +(1 row) + +RESET ROLE; +SET ROLE regress_lr_replication; +SELECT pg_drop_replication_slot('regression_slot'); + pg_drop_replication_slot +-------------------------- + +(1 row) + +RESET ROLE; +-- normal users can't drop existing slots +SET ROLE regress_lr_superuser; +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding'); + ?column? +---------- + init +(1 row) + +RESET ROLE; +SET ROLE regress_lr_normal; +SELECT pg_drop_replication_slot('regression_slot'); +ERROR: must be superuser or replication role to use replication slots +RESET ROLE; +-- all users can see existing slots +SET ROLE regress_lr_superuser; +SELECT slot_name, plugin FROM pg_replication_slots; + slot_name | plugin +-----------------+--------------- + regression_slot | test_decoding +(1 row) + +RESET ROLE; +SET ROLE regress_lr_replication; +SELECT slot_name, plugin FROM pg_replication_slots; + slot_name | plugin +-----------------+--------------- + regression_slot | test_decoding +(1 row) + +RESET ROLE; +SET ROLE regress_lr_normal; +SELECT slot_name, plugin FROM pg_replication_slots; + slot_name | plugin +-----------------+--------------- + regression_slot | test_decoding +(1 row) + +RESET ROLE; +-- cleanup +SELECT pg_drop_replication_slot('regression_slot'); + pg_drop_replication_slot +-------------------------- + +(1 row) + +DROP ROLE regress_lr_normal; +DROP ROLE regress_lr_superuser; +DROP ROLE regress_lr_replication; +DROP TABLE lr_test; diff --git a/contrib/test_decoding/expected/prepared.out b/contrib/test_decoding/expected/prepared.out new file mode 100644 index 0000000..46e915d --- /dev/null +++ b/contrib/test_decoding/expected/prepared.out @@ -0,0 +1,74 @@ +-- predictability +SET synchronous_commit = on; +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding'); + ?column? +---------- + init +(1 row) + +CREATE TABLE test_prepared1(id int); +CREATE TABLE test_prepared2(id int); +-- test simple successful use of a prepared xact +BEGIN; +INSERT INTO test_prepared1 VALUES (1); +PREPARE TRANSACTION 'test_prepared#1'; +COMMIT PREPARED 'test_prepared#1'; +INSERT INTO test_prepared1 VALUES (2); +-- test abort of a prepared xact +BEGIN; +INSERT INTO test_prepared1 VALUES (3); +PREPARE TRANSACTION 'test_prepared#2'; +ROLLBACK PREPARED 'test_prepared#2'; +INSERT INTO test_prepared1 VALUES (4); +-- test prepared xact containing ddl +BEGIN; +INSERT INTO test_prepared1 VALUES (5); +ALTER TABLE test_prepared1 ADD COLUMN data text; +INSERT INTO test_prepared1 VALUES (6, 'frakbar'); +PREPARE TRANSACTION 'test_prepared#3'; +-- test that we decode correctly while an uncommitted prepared xact +-- with ddl exists. +-- separate table because of the lock from the ALTER +-- this will come before the '5' row above, as this commits before it. +INSERT INTO test_prepared2 VALUES (7); +COMMIT PREPARED 'test_prepared#3'; +-- make sure stuff still works +INSERT INTO test_prepared1 VALUES (8); +INSERT INTO test_prepared2 VALUES (9); +-- cleanup +DROP TABLE test_prepared1; +DROP TABLE test_prepared2; +-- show results +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +------------------------------------------------------------------------- + BEGIN + table public.test_prepared1: INSERT: id[integer]:1 + COMMIT + BEGIN + table public.test_prepared1: INSERT: id[integer]:2 + COMMIT + BEGIN + table public.test_prepared1: INSERT: id[integer]:4 + COMMIT + BEGIN + table public.test_prepared2: INSERT: id[integer]:7 + COMMIT + BEGIN + table public.test_prepared1: INSERT: id[integer]:5 + table public.test_prepared1: INSERT: id[integer]:6 data[text]:'frakbar' + COMMIT + BEGIN + table public.test_prepared1: INSERT: id[integer]:8 data[text]:null + COMMIT + BEGIN + table public.test_prepared2: INSERT: id[integer]:9 + COMMIT +(22 rows) + +SELECT pg_drop_replication_slot('regression_slot'); + pg_drop_replication_slot +-------------------------- + +(1 row) + diff --git a/contrib/test_decoding/expected/replorigin.out b/contrib/test_decoding/expected/replorigin.out new file mode 100644 index 0000000..2e9ef7c --- /dev/null +++ b/contrib/test_decoding/expected/replorigin.out @@ -0,0 +1,259 @@ +-- predictability +SET synchronous_commit = on; +-- superuser required by default +CREATE ROLE regress_origin_replication REPLICATION; +SET ROLE regress_origin_replication; +SELECT pg_replication_origin_advance('regress_test_decoding: perm', '0/1'); +ERROR: permission denied for function pg_replication_origin_advance +SELECT pg_replication_origin_create('regress_test_decoding: perm'); +ERROR: permission denied for function pg_replication_origin_create +SELECT pg_replication_origin_drop('regress_test_decoding: perm'); +ERROR: permission denied for function pg_replication_origin_drop +SELECT pg_replication_origin_oid('regress_test_decoding: perm'); +ERROR: permission denied for function pg_replication_origin_oid +SELECT pg_replication_origin_progress('regress_test_decoding: perm', false); +ERROR: permission denied for function pg_replication_origin_progress +SELECT pg_replication_origin_session_is_setup(); +ERROR: permission denied for function pg_replication_origin_session_is_setup +SELECT pg_replication_origin_session_progress(false); +ERROR: permission denied for function pg_replication_origin_session_progress +SELECT pg_replication_origin_session_reset(); +ERROR: permission denied for function pg_replication_origin_session_reset +SELECT pg_replication_origin_session_setup('regress_test_decoding: perm'); +ERROR: permission denied for function pg_replication_origin_session_setup +SELECT pg_replication_origin_xact_reset(); +ERROR: permission denied for function pg_replication_origin_xact_reset +SELECT pg_replication_origin_xact_setup('0/1', '2013-01-01 00:00'); +ERROR: permission denied for function pg_replication_origin_xact_setup +SELECT pg_show_replication_origin_status(); +ERROR: permission denied for function pg_show_replication_origin_status +RESET ROLE; +DROP ROLE regress_origin_replication; +CREATE TABLE origin_tbl(id serial primary key, data text); +CREATE TABLE target_tbl(id serial primary key, data text); +SELECT pg_replication_origin_create('regress_test_decoding: regression_slot'); + pg_replication_origin_create +------------------------------ + 1 +(1 row) + +-- ensure duplicate creations fail +SELECT pg_replication_origin_create('regress_test_decoding: regression_slot'); +ERROR: duplicate key value violates unique constraint "pg_replication_origin_roname_index" +DETAIL: Key (roname)=(regress_test_decoding: regression_slot) already exists. +--ensure deletions work (once) +SELECT pg_replication_origin_create('regress_test_decoding: temp'); + pg_replication_origin_create +------------------------------ + 2 +(1 row) + +SELECT pg_replication_origin_drop('regress_test_decoding: temp'); + pg_replication_origin_drop +---------------------------- + +(1 row) + +SELECT pg_replication_origin_drop('regress_test_decoding: temp'); +ERROR: replication origin "regress_test_decoding: temp" does not exist +-- various failure checks for undefined slots +select pg_replication_origin_advance('regress_test_decoding: temp', '0/1'); +ERROR: replication origin "regress_test_decoding: temp" does not exist +select pg_replication_origin_session_setup('regress_test_decoding: temp'); +ERROR: replication origin "regress_test_decoding: temp" does not exist +select pg_replication_origin_progress('regress_test_decoding: temp', true); +ERROR: replication origin "regress_test_decoding: temp" does not exist +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding'); + ?column? +---------- + init +(1 row) + +-- origin tx +INSERT INTO origin_tbl(data) VALUES ('will be replicated and decoded and decoded again'); +INSERT INTO target_tbl(data) +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +-- as is normal, the insert into target_tbl shows up +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +---------------------------------------------------------------------------------------------------------------------------------------------------------------------------- + BEGIN + table public.target_tbl: INSERT: id[integer]:1 data[text]:'BEGIN' + table public.target_tbl: INSERT: id[integer]:2 data[text]:'table public.origin_tbl: INSERT: id[integer]:1 data[text]:''will be replicated and decoded and decoded again''' + table public.target_tbl: INSERT: id[integer]:3 data[text]:'COMMIT' + COMMIT +(5 rows) + +INSERT INTO origin_tbl(data) VALUES ('will be replicated, but not decoded again'); +-- mark session as replaying +SELECT pg_replication_origin_session_setup('regress_test_decoding: regression_slot'); + pg_replication_origin_session_setup +------------------------------------- + +(1 row) + +-- ensure we prevent duplicate setup +SELECT pg_replication_origin_session_setup('regress_test_decoding: regression_slot'); +ERROR: cannot setup replication origin when one is already setup +SELECT '' FROM pg_logical_emit_message(false, 'test', 'this message will not be decoded'); + ?column? +---------- + +(1 row) + +BEGIN; +-- setup transaction origin +SELECT pg_replication_origin_xact_setup('0/aabbccdd', '2013-01-01 00:00'); + pg_replication_origin_xact_setup +---------------------------------- + +(1 row) + +INSERT INTO target_tbl(data) +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1', 'only-local', '1'); +COMMIT; +-- check replication progress for the session is correct +SELECT pg_replication_origin_session_progress(false); + pg_replication_origin_session_progress +---------------------------------------- + 0/AABBCCDD +(1 row) + +SELECT pg_replication_origin_session_progress(true); + pg_replication_origin_session_progress +---------------------------------------- + 0/AABBCCDD +(1 row) + +SELECT pg_replication_origin_session_reset(); + pg_replication_origin_session_reset +------------------------------------- + +(1 row) + +SELECT local_id, external_id, remote_lsn, local_lsn <> '0/0' FROM pg_replication_origin_status; + local_id | external_id | remote_lsn | ?column? +----------+----------------------------------------+------------+---------- + 1 | regress_test_decoding: regression_slot | 0/AABBCCDD | t +(1 row) + +-- check replication progress identified by name is correct +SELECT pg_replication_origin_progress('regress_test_decoding: regression_slot', false); + pg_replication_origin_progress +-------------------------------- + 0/AABBCCDD +(1 row) + +SELECT pg_replication_origin_progress('regress_test_decoding: regression_slot', true); + pg_replication_origin_progress +-------------------------------- + 0/AABBCCDD +(1 row) + +-- ensure reset requires previously setup state +SELECT pg_replication_origin_session_reset(); +ERROR: no replication origin is configured +-- and magically the replayed xact will be filtered! +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1', 'only-local', '1'); + data +------ +(0 rows) + +--but new original changes still show up +INSERT INTO origin_tbl(data) VALUES ('will be replicated'); +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1', 'only-local', '1'); + data +-------------------------------------------------------------------------------- + BEGIN + table public.origin_tbl: INSERT: id[integer]:3 data[text]:'will be replicated' + COMMIT +(3 rows) + +SELECT pg_drop_replication_slot('regression_slot'); + pg_drop_replication_slot +-------------------------- + +(1 row) + +SELECT pg_replication_origin_drop('regress_test_decoding: regression_slot'); + pg_replication_origin_drop +---------------------------- + +(1 row) + +-- Set of transactions with no origin LSNs and commit timestamps set for +-- this session. +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot_no_lsn', 'test_decoding'); + ?column? +---------- + init +(1 row) + +SELECT pg_replication_origin_create('regress_test_decoding: regression_slot_no_lsn'); + pg_replication_origin_create +------------------------------ + 1 +(1 row) + +-- mark session as replaying +SELECT pg_replication_origin_session_setup('regress_test_decoding: regression_slot_no_lsn'); + pg_replication_origin_session_setup +------------------------------------- + +(1 row) + +-- Simple transactions +BEGIN; +INSERT INTO origin_tbl(data) VALUES ('no_lsn, commit'); +COMMIT; +BEGIN; +INSERT INTO origin_tbl(data) VALUES ('no_lsn, rollback'); +ROLLBACK; +-- 2PC transactions +BEGIN; +INSERT INTO origin_tbl(data) VALUES ('no_lsn, commit prepared'); +PREPARE TRANSACTION 'replorigin_prepared'; +COMMIT PREPARED 'replorigin_prepared'; +BEGIN; +INSERT INTO origin_tbl(data) VALUES ('no_lsn, rollback prepared'); +PREPARE TRANSACTION 'replorigin_prepared'; +ROLLBACK PREPARED 'replorigin_prepared'; +SELECT local_id, external_id, + remote_lsn <> '0/0' AS valid_remote_lsn, + local_lsn <> '0/0' AS valid_local_lsn + FROM pg_replication_origin_status; + local_id | external_id | valid_remote_lsn | valid_local_lsn +----------+-----------------------------------------------+------------------+----------------- + 1 | regress_test_decoding: regression_slot_no_lsn | f | t +(1 row) + +SELECT data FROM pg_logical_slot_get_changes('regression_slot_no_lsn', NULL, NULL, 'skip-empty-xacts', '1', 'include-xids', '0'); + data +------------------------------------------------------------------------------------- + BEGIN + table public.origin_tbl: INSERT: id[integer]:4 data[text]:'no_lsn, commit' + COMMIT + BEGIN + table public.origin_tbl: INSERT: id[integer]:6 data[text]:'no_lsn, commit prepared' + COMMIT +(6 rows) + +-- Clean up +SELECT pg_replication_origin_session_reset(); + pg_replication_origin_session_reset +------------------------------------- + +(1 row) + +SELECT pg_drop_replication_slot('regression_slot_no_lsn'); + pg_drop_replication_slot +-------------------------- + +(1 row) + +SELECT pg_replication_origin_drop('regress_test_decoding: regression_slot_no_lsn'); + pg_replication_origin_drop +---------------------------- + +(1 row) + diff --git a/contrib/test_decoding/expected/rewrite.out b/contrib/test_decoding/expected/rewrite.out new file mode 100644 index 0000000..b30999c --- /dev/null +++ b/contrib/test_decoding/expected/rewrite.out @@ -0,0 +1,164 @@ +-- predictability +SET synchronous_commit = on; +DROP TABLE IF EXISTS replication_example; +-- Ensure there's tables with toast datums. To do so, we dynamically +-- create a function returning a large textblob. We want tables of +-- different kinds: mapped catalog table, unmapped catalog table, +-- shared catalog table and usertable. +CREATE FUNCTION exec(text) returns void language plpgsql volatile + AS $f$ + BEGIN + EXECUTE $1; + END; +$f$; +CREATE ROLE regress_justforcomments NOLOGIN; +SELECT exec( + format($outer$CREATE FUNCTION iamalongfunction() RETURNS TEXT IMMUTABLE LANGUAGE SQL AS $f$SELECT text %L$f$$outer$, + (SELECT repeat(string_agg(to_char(g.i, 'FM0000'), ''), 50) FROM generate_series(1, 500) g(i)))); + exec +------ + +(1 row) + +SELECT exec( + format($outer$COMMENT ON FUNCTION iamalongfunction() IS %L$outer$, + iamalongfunction())); + exec +------ + +(1 row) + +SELECT exec( + format($outer$COMMENT ON ROLE REGRESS_JUSTFORCOMMENTS IS %L$outer$, + iamalongfunction())); + exec +------ + +(1 row) + +CREATE TABLE iamalargetable AS SELECT iamalongfunction() longfunctionoutput; +-- verify toast usage +SELECT pg_relation_size((SELECT reltoastrelid FROM pg_class WHERE oid = 'pg_proc'::regclass)) > 0; + ?column? +---------- + t +(1 row) + +SELECT pg_relation_size((SELECT reltoastrelid FROM pg_class WHERE oid = 'pg_description'::regclass)) > 0; + ?column? +---------- + t +(1 row) + +SELECT pg_relation_size((SELECT reltoastrelid FROM pg_class WHERE oid = 'pg_shdescription'::regclass)) > 0; + ?column? +---------- + t +(1 row) + +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding'); + ?column? +---------- + init +(1 row) + +CREATE TABLE replication_example(id SERIAL PRIMARY KEY, somedata int, text varchar(120)); +INSERT INTO replication_example(somedata) VALUES (1); +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +---------------------------------------------------------------------------------------------------------- + BEGIN + table public.replication_example: INSERT: id[integer]:1 somedata[integer]:1 text[character varying]:null + COMMIT +(3 rows) + +BEGIN; +INSERT INTO replication_example(somedata) VALUES (2); +ALTER TABLE replication_example ADD COLUMN testcolumn1 int; +INSERT INTO replication_example(somedata, testcolumn1) VALUES (3, 1); +COMMIT; +BEGIN; +INSERT INTO replication_example(somedata) VALUES (3); +ALTER TABLE replication_example ADD COLUMN testcolumn2 int; +INSERT INTO replication_example(somedata, testcolumn1, testcolumn2) VALUES (4, 2, 1); +COMMIT; +VACUUM FULL pg_am; +VACUUM FULL pg_amop; +VACUUM FULL pg_proc; +VACUUM FULL pg_opclass; +VACUUM FULL pg_type; +VACUUM FULL pg_index; +VACUUM FULL pg_database; +-- repeated rewrites that fail +BEGIN; +CLUSTER pg_class USING pg_class_oid_index; +CLUSTER pg_class USING pg_class_oid_index; +ROLLBACK; +-- repeated rewrites that succeed +BEGIN; +CLUSTER pg_class USING pg_class_oid_index; +CLUSTER pg_class USING pg_class_oid_index; +CLUSTER pg_class USING pg_class_oid_index; +COMMIT; + -- repeated rewrites in different transactions +VACUUM FULL pg_class; +VACUUM FULL pg_class; +-- reindexing of important relations / indexes +REINDEX TABLE pg_class; +REINDEX INDEX pg_class_oid_index; +REINDEX INDEX pg_class_tblspc_relfilenode_index; +INSERT INTO replication_example(somedata, testcolumn1) VALUES (5, 3); +BEGIN; +INSERT INTO replication_example(somedata, testcolumn1) VALUES (6, 4); +ALTER TABLE replication_example ADD COLUMN testcolumn3 int; +INSERT INTO replication_example(somedata, testcolumn1, testcolumn3) VALUES (7, 5, 1); +COMMIT; +-- make old files go away +CHECKPOINT; +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- + BEGIN + table public.replication_example: INSERT: id[integer]:2 somedata[integer]:2 text[character varying]:null + table public.replication_example: INSERT: id[integer]:3 somedata[integer]:3 text[character varying]:null testcolumn1[integer]:1 + COMMIT + BEGIN + table public.replication_example: INSERT: id[integer]:4 somedata[integer]:3 text[character varying]:null testcolumn1[integer]:null + table public.replication_example: INSERT: id[integer]:5 somedata[integer]:4 text[character varying]:null testcolumn1[integer]:2 testcolumn2[integer]:1 + COMMIT + BEGIN + table public.replication_example: INSERT: id[integer]:6 somedata[integer]:5 text[character varying]:null testcolumn1[integer]:3 testcolumn2[integer]:null + COMMIT + BEGIN + table public.replication_example: INSERT: id[integer]:7 somedata[integer]:6 text[character varying]:null testcolumn1[integer]:4 testcolumn2[integer]:null + table public.replication_example: INSERT: id[integer]:8 somedata[integer]:7 text[character varying]:null testcolumn1[integer]:5 testcolumn2[integer]:null testcolumn3[integer]:1 + COMMIT +(15 rows) + +-- trigger repeated rewrites of a system catalog with a toast table, +-- that previously was buggy: 20180914021046.oi7dm4ra3ot2g2kt@alap3.anarazel.de +VACUUM FULL pg_proc; VACUUM FULL pg_description; VACUUM FULL pg_shdescription; VACUUM FULL iamalargetable; +INSERT INTO replication_example(somedata, testcolumn1, testcolumn3) VALUES (8, 6, 1); +VACUUM FULL pg_proc; VACUUM FULL pg_description; VACUUM FULL pg_shdescription; VACUUM FULL iamalargetable; +INSERT INTO replication_example(somedata, testcolumn1, testcolumn3) VALUES (9, 7, 1); +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- + BEGIN + table public.replication_example: INSERT: id[integer]:9 somedata[integer]:8 text[character varying]:null testcolumn1[integer]:6 testcolumn2[integer]:null testcolumn3[integer]:1 + COMMIT + BEGIN + table public.replication_example: INSERT: id[integer]:10 somedata[integer]:9 text[character varying]:null testcolumn1[integer]:7 testcolumn2[integer]:null testcolumn3[integer]:1 + COMMIT +(6 rows) + +SELECT pg_drop_replication_slot('regression_slot'); + pg_drop_replication_slot +-------------------------- + +(1 row) + +DROP TABLE IF EXISTS replication_example; +DROP FUNCTION iamalongfunction(); +DROP FUNCTION exec(text); +DROP ROLE regress_justforcomments; diff --git a/contrib/test_decoding/expected/slot.out b/contrib/test_decoding/expected/slot.out new file mode 100644 index 0000000..63a9940 --- /dev/null +++ b/contrib/test_decoding/expected/slot.out @@ -0,0 +1,408 @@ +-- predictability +SET synchronous_commit = on; +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot_p', 'test_decoding'); + ?column? +---------- + init +(1 row) + +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot_t', 'test_decoding', true); + ?column? +---------- + init +(1 row) + +SELECT pg_drop_replication_slot('regression_slot_p'); + pg_drop_replication_slot +-------------------------- + +(1 row) + +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot_p', 'test_decoding', false); + ?column? +---------- + init +(1 row) + +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot_t2', 'test_decoding', true); + ?column? +---------- + init +(1 row) + +SELECT pg_create_logical_replication_slot('foo', 'nonexistent'); +ERROR: could not access file "nonexistent": No such file or directory +-- here we want to start a new session and wait till old one is gone +select pg_backend_pid() as oldpid \gset +\c - +SET synchronous_commit = on; +do 'declare c int = 0; +begin + while (select count(*) from pg_replication_slots where active_pid = ' + :'oldpid' + ') > 0 loop c := c + 1; perform pg_sleep(0.01); end loop; + raise log ''slot test looped % times'', c; +end'; +-- should fail because the temporary slots were dropped automatically +SELECT pg_drop_replication_slot('regression_slot_t'); +ERROR: replication slot "regression_slot_t" does not exist +SELECT pg_drop_replication_slot('regression_slot_t2'); +ERROR: replication slot "regression_slot_t2" does not exist +-- monitoring functions for slot directories +SELECT count(*) >= 0 AS ok FROM pg_ls_logicalmapdir(); + ok +---- + t +(1 row) + +SELECT count(*) >= 0 AS ok FROM pg_ls_logicalsnapdir(); + ok +---- + t +(1 row) + +SELECT count(*) >= 0 AS ok FROM pg_ls_replslotdir('regression_slot_p'); + ok +---- + t +(1 row) + +SELECT count(*) >= 0 AS ok FROM pg_ls_replslotdir('not_existing_slot'); -- fails +ERROR: replication slot "not_existing_slot" does not exist +-- permanent slot has survived +SELECT pg_drop_replication_slot('regression_slot_p'); + pg_drop_replication_slot +-------------------------- + +(1 row) + +-- test switching between slots in a session +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot1', 'test_decoding', true); + ?column? +---------- + init +(1 row) + +CREATE TABLE replication_example(id SERIAL PRIMARY KEY, somedata int, text varchar(120)); +BEGIN; +INSERT INTO replication_example(somedata, text) VALUES (1, 1); +INSERT INTO replication_example(somedata, text) VALUES (1, 2); +COMMIT; +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot2', 'test_decoding', true); + ?column? +---------- + init +(1 row) + +INSERT INTO replication_example(somedata, text) VALUES (1, 3); +SELECT data FROM pg_logical_slot_get_changes('regression_slot1', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +--------------------------------------------------------------------------------------------------------- + BEGIN + table public.replication_example: INSERT: id[integer]:1 somedata[integer]:1 text[character varying]:'1' + table public.replication_example: INSERT: id[integer]:2 somedata[integer]:1 text[character varying]:'2' + COMMIT + BEGIN + table public.replication_example: INSERT: id[integer]:3 somedata[integer]:1 text[character varying]:'3' + COMMIT +(7 rows) + +SELECT data FROM pg_logical_slot_get_changes('regression_slot2', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +--------------------------------------------------------------------------------------------------------- + BEGIN + table public.replication_example: INSERT: id[integer]:3 somedata[integer]:1 text[character varying]:'3' + COMMIT +(3 rows) + +INSERT INTO replication_example(somedata, text) VALUES (1, 4); +INSERT INTO replication_example(somedata, text) VALUES (1, 5); +SELECT pg_current_wal_lsn() AS wal_lsn \gset +INSERT INTO replication_example(somedata, text) VALUES (1, 6); +SELECT end_lsn FROM pg_replication_slot_advance('regression_slot1', :'wal_lsn') \gset +SELECT slot_name FROM pg_replication_slot_advance('regression_slot2', pg_current_wal_lsn()); + slot_name +------------------ + regression_slot2 +(1 row) + +SELECT :'wal_lsn' = :'end_lsn'; + ?column? +---------- + t +(1 row) + +SELECT data FROM pg_logical_slot_get_changes('regression_slot1', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +--------------------------------------------------------------------------------------------------------- + BEGIN + table public.replication_example: INSERT: id[integer]:6 somedata[integer]:1 text[character varying]:'6' + COMMIT +(3 rows) + +SELECT data FROM pg_logical_slot_get_changes('regression_slot2', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +------ +(0 rows) + +DROP TABLE replication_example; +-- error +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot1', 'test_decoding', true); +ERROR: replication slot "regression_slot1" already exists +-- both should error as they should be dropped on error +SELECT pg_drop_replication_slot('regression_slot1'); +ERROR: replication slot "regression_slot1" does not exist +SELECT pg_drop_replication_slot('regression_slot2'); +ERROR: replication slot "regression_slot2" does not exist +-- slot advance with physical slot, error with non-reserved slot +SELECT slot_name FROM pg_create_physical_replication_slot('regression_slot3'); + slot_name +------------------ + regression_slot3 +(1 row) + +SELECT pg_replication_slot_advance('regression_slot3', '0/0'); -- invalid LSN +ERROR: invalid target WAL LSN +SELECT pg_replication_slot_advance('regression_slot3', '0/1'); -- error +ERROR: replication slot "regression_slot3" cannot be advanced +DETAIL: This slot has never previously reserved WAL, or it has been invalidated. +SELECT pg_drop_replication_slot('regression_slot3'); + pg_drop_replication_slot +-------------------------- + +(1 row) + +-- +-- Test copy functions for logical replication slots +-- +-- Create and copy logical slots +SELECT 'init' FROM pg_create_logical_replication_slot('orig_slot1', 'test_decoding', false); + ?column? +---------- + init +(1 row) + +SELECT 'copy' FROM pg_copy_logical_replication_slot('orig_slot1', 'copied_slot1_no_change'); + ?column? +---------- + copy +(1 row) + +SELECT 'copy' FROM pg_copy_logical_replication_slot('orig_slot1', 'copied_slot1_change_plugin', false, 'pgoutput'); + ?column? +---------- + copy +(1 row) + +SELECT 'copy' FROM pg_copy_logical_replication_slot('orig_slot1', 'copied_slot1_change_plugin_temp', true, 'pgoutput'); + ?column? +---------- + copy +(1 row) + +-- Check all copied slots status +SELECT + o.slot_name, o.plugin, o.temporary, c.slot_name, c.plugin, c.temporary +FROM + (SELECT * FROM pg_replication_slots WHERE slot_name LIKE 'orig%') as o + LEFT JOIN pg_replication_slots as c ON o.restart_lsn = c.restart_lsn AND o.confirmed_flush_lsn = c.confirmed_flush_lsn +WHERE + o.slot_name != c.slot_name +ORDER BY o.slot_name, c.slot_name; + slot_name | plugin | temporary | slot_name | plugin | temporary +------------+---------------+-----------+---------------------------------+---------------+----------- + orig_slot1 | test_decoding | f | copied_slot1_change_plugin | pgoutput | f + orig_slot1 | test_decoding | f | copied_slot1_change_plugin_temp | pgoutput | t + orig_slot1 | test_decoding | f | copied_slot1_no_change | test_decoding | f +(3 rows) + +-- Now we have maximum 4 replication slots. Check slots are properly +-- released even when raise error during creating the target slot. +SELECT 'copy' FROM pg_copy_logical_replication_slot('orig_slot1', 'failed'); -- error +ERROR: all replication slots are in use +HINT: Free one or increase max_replication_slots. +-- temporary slots were dropped automatically +SELECT pg_drop_replication_slot('orig_slot1'); + pg_drop_replication_slot +-------------------------- + +(1 row) + +SELECT pg_drop_replication_slot('copied_slot1_no_change'); + pg_drop_replication_slot +-------------------------- + +(1 row) + +SELECT pg_drop_replication_slot('copied_slot1_change_plugin'); + pg_drop_replication_slot +-------------------------- + +(1 row) + +-- Test based on the temporary logical slot +SELECT 'init' FROM pg_create_logical_replication_slot('orig_slot2', 'test_decoding', true); + ?column? +---------- + init +(1 row) + +SELECT 'copy' FROM pg_copy_logical_replication_slot('orig_slot2', 'copied_slot2_no_change'); + ?column? +---------- + copy +(1 row) + +SELECT 'copy' FROM pg_copy_logical_replication_slot('orig_slot2', 'copied_slot2_change_plugin', true, 'pgoutput'); + ?column? +---------- + copy +(1 row) + +SELECT 'copy' FROM pg_copy_logical_replication_slot('orig_slot2', 'copied_slot2_change_plugin_temp', false, 'pgoutput'); + ?column? +---------- + copy +(1 row) + +-- Check all copied slots status +SELECT + o.slot_name, o.plugin, o.temporary, c.slot_name, c.plugin, c.temporary +FROM + (SELECT * FROM pg_replication_slots WHERE slot_name LIKE 'orig%') as o + LEFT JOIN pg_replication_slots as c ON o.restart_lsn = c.restart_lsn AND o.confirmed_flush_lsn = c.confirmed_flush_lsn +WHERE + o.slot_name != c.slot_name +ORDER BY o.slot_name, c.slot_name; + slot_name | plugin | temporary | slot_name | plugin | temporary +------------+---------------+-----------+---------------------------------+---------------+----------- + orig_slot2 | test_decoding | t | copied_slot2_change_plugin | pgoutput | t + orig_slot2 | test_decoding | t | copied_slot2_change_plugin_temp | pgoutput | f + orig_slot2 | test_decoding | t | copied_slot2_no_change | test_decoding | t +(3 rows) + +-- Cannot copy a logical slot to a physical slot +SELECT 'copy' FROM pg_copy_physical_replication_slot('orig_slot2', 'failed'); -- error +ERROR: cannot copy physical replication slot "orig_slot2" as a logical replication slot +-- temporary slots were dropped automatically +SELECT pg_drop_replication_slot('copied_slot2_change_plugin_temp'); + pg_drop_replication_slot +-------------------------- + +(1 row) + +-- +-- Test copy functions for physical replication slots +-- +-- Create and copy physical slots +SELECT 'init' FROM pg_create_physical_replication_slot('orig_slot1', true); + ?column? +---------- + init +(1 row) + +SELECT 'init' FROM pg_create_physical_replication_slot('orig_slot2', false); + ?column? +---------- + init +(1 row) + +SELECT 'copy' FROM pg_copy_physical_replication_slot('orig_slot1', 'copied_slot1_no_change'); + ?column? +---------- + copy +(1 row) + +SELECT 'copy' FROM pg_copy_physical_replication_slot('orig_slot1', 'copied_slot1_temp', true); + ?column? +---------- + copy +(1 row) + +-- Check all copied slots status. Since all slots don't reserve WAL we check only other fields. +SELECT slot_name, slot_type, temporary FROM pg_replication_slots; + slot_name | slot_type | temporary +------------------------+-----------+----------- + orig_slot1 | physical | f + orig_slot2 | physical | f + copied_slot1_no_change | physical | f + copied_slot1_temp | physical | t +(4 rows) + +-- Cannot copy a physical slot to a logical slot +SELECT 'copy' FROM pg_copy_logical_replication_slot('orig_slot1', 'failed'); -- error +ERROR: cannot copy logical replication slot "orig_slot1" as a physical replication slot +-- Cannot copy a physical slot that doesn't reserve WAL +SELECT 'copy' FROM pg_copy_physical_replication_slot('orig_slot2', 'failed'); -- error +ERROR: cannot copy a replication slot that doesn't reserve WAL +-- temporary slots were dropped automatically +SELECT pg_drop_replication_slot('orig_slot1'); + pg_drop_replication_slot +-------------------------- + +(1 row) + +SELECT pg_drop_replication_slot('orig_slot2'); + pg_drop_replication_slot +-------------------------- + +(1 row) + +SELECT pg_drop_replication_slot('copied_slot1_no_change'); + pg_drop_replication_slot +-------------------------- + +(1 row) + +-- Test based on the temporary physical slot +SELECT 'init' FROM pg_create_physical_replication_slot('orig_slot2', true, true); + ?column? +---------- + init +(1 row) + +SELECT 'copy' FROM pg_copy_physical_replication_slot('orig_slot2', 'copied_slot2_no_change'); + ?column? +---------- + copy +(1 row) + +SELECT 'copy' FROM pg_copy_physical_replication_slot('orig_slot2', 'copied_slot2_notemp', false); + ?column? +---------- + copy +(1 row) + +-- Check all copied slots status +SELECT + o.slot_name, o.temporary, c.slot_name, c.temporary +FROM + (SELECT * FROM pg_replication_slots WHERE slot_name LIKE 'orig%') as o + LEFT JOIN pg_replication_slots as c ON o.restart_lsn = c.restart_lsn +WHERE + o.slot_name != c.slot_name +ORDER BY o.slot_name, c.slot_name; + slot_name | temporary | slot_name | temporary +------------+-----------+------------------------+----------- + orig_slot2 | t | copied_slot2_no_change | t + orig_slot2 | t | copied_slot2_notemp | f +(2 rows) + +SELECT pg_drop_replication_slot('orig_slot2'); + pg_drop_replication_slot +-------------------------- + +(1 row) + +SELECT pg_drop_replication_slot('copied_slot2_no_change'); + pg_drop_replication_slot +-------------------------- + +(1 row) + +SELECT pg_drop_replication_slot('copied_slot2_notemp'); + pg_drop_replication_slot +-------------------------- + +(1 row) + diff --git a/contrib/test_decoding/expected/slot_creation_error.out b/contrib/test_decoding/expected/slot_creation_error.out new file mode 100644 index 0000000..25883b5 --- /dev/null +++ b/contrib/test_decoding/expected/slot_creation_error.out @@ -0,0 +1,114 @@ +Parsed test spec with 2 sessions + +starting permutation: s1_b s1_xid s2_init s1_view_slot s1_cancel_s2 s1_view_slot s1_c +step s1_b: BEGIN; +step s1_xid: SELECT 'xid' FROM txid_current(); +?column? +-------- +xid +(1 row) + +step s2_init: + SELECT 'init' FROM pg_create_logical_replication_slot('slot_creation_error', 'test_decoding'); + <waiting ...> +step s1_view_slot: + SELECT slot_name, slot_type, active FROM pg_replication_slots WHERE slot_name = 'slot_creation_error' + +slot_name |slot_type|active +-------------------+---------+------ +slot_creation_error|logical |t +(1 row) + +step s1_cancel_s2: + SELECT pg_cancel_backend(pid) + FROM pg_stat_activity + WHERE application_name = 'isolation/slot_creation_error/s2'; + <waiting ...> +step s2_init: <... completed> +ERROR: canceling statement due to user request +step s1_cancel_s2: <... completed> +pg_cancel_backend +----------------- +t +(1 row) + +step s1_view_slot: + SELECT slot_name, slot_type, active FROM pg_replication_slots WHERE slot_name = 'slot_creation_error' + +slot_name|slot_type|active +---------+---------+------ +(0 rows) + +step s1_c: COMMIT; + +starting permutation: s1_b s1_xid s2_init s1_c s1_view_slot s1_drop_slot +step s1_b: BEGIN; +step s1_xid: SELECT 'xid' FROM txid_current(); +?column? +-------- +xid +(1 row) + +step s2_init: + SELECT 'init' FROM pg_create_logical_replication_slot('slot_creation_error', 'test_decoding'); + <waiting ...> +step s1_c: COMMIT; +step s2_init: <... completed> +?column? +-------- +init +(1 row) + +step s1_view_slot: + SELECT slot_name, slot_type, active FROM pg_replication_slots WHERE slot_name = 'slot_creation_error' + +slot_name |slot_type|active +-------------------+---------+------ +slot_creation_error|logical |f +(1 row) + +step s1_drop_slot: + SELECT pg_drop_replication_slot('slot_creation_error'); + +pg_drop_replication_slot +------------------------ + +(1 row) + + +starting permutation: s1_b s1_xid s2_init s1_terminate_s2 s1_c s1_view_slot +step s1_b: BEGIN; +step s1_xid: SELECT 'xid' FROM txid_current(); +?column? +-------- +xid +(1 row) + +step s2_init: + SELECT 'init' FROM pg_create_logical_replication_slot('slot_creation_error', 'test_decoding'); + <waiting ...> +step s1_terminate_s2: + SELECT pg_terminate_backend(pid) + FROM pg_stat_activity + WHERE application_name = 'isolation/slot_creation_error/s2'; + <waiting ...> +step s2_init: <... completed> +FATAL: terminating connection due to administrator command +server closed the connection unexpectedly + This probably means the server terminated abnormally + before or while processing the request. + +step s1_terminate_s2: <... completed> +pg_terminate_backend +-------------------- +t +(1 row) + +step s1_c: COMMIT; +step s1_view_slot: + SELECT slot_name, slot_type, active FROM pg_replication_slots WHERE slot_name = 'slot_creation_error' + +slot_name|slot_type|active +---------+---------+------ +(0 rows) + diff --git a/contrib/test_decoding/expected/snapshot_transfer.out b/contrib/test_decoding/expected/snapshot_transfer.out new file mode 100644 index 0000000..833f478 --- /dev/null +++ b/contrib/test_decoding/expected/snapshot_transfer.out @@ -0,0 +1,61 @@ +Parsed test spec with 2 sessions + +starting permutation: s0_begin s0_begin_sub0 s0_log_assignment s0_sub_get_base_snap s1_produce_new_snap s0_insert s0_end_sub0 s0_commit s0_get_changes +step s0_begin: BEGIN; +step s0_begin_sub0: SAVEPOINT s0; +step s0_log_assignment: SELECT pg_current_xact_id() IS NULL; +?column? +-------- +f +(1 row) + +step s0_sub_get_base_snap: INSERT INTO dummy VALUES (0); +step s1_produce_new_snap: ALTER TABLE harvest ADD COLUMN mangos int; +step s0_insert: INSERT INTO harvest VALUES (1, 2, 3); +step s0_end_sub0: RELEASE SAVEPOINT s0; +step s0_commit: COMMIT; +step s0_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +---------------------------------------------------------------------------------- +BEGIN +table public.dummy: INSERT: i[integer]:0 +table public.harvest: INSERT: apples[integer]:1 pears[integer]:2 mangos[integer]:3 +COMMIT +(4 rows) + +?column? +-------- +stop +(1 row) + + +starting permutation: s0_begin s0_begin_sub0 s0_log_assignment s0_begin_sub1 s0_sub_get_base_snap s1_produce_new_snap s0_insert s0_end_sub1 s0_end_sub0 s0_commit s0_get_changes +step s0_begin: BEGIN; +step s0_begin_sub0: SAVEPOINT s0; +step s0_log_assignment: SELECT pg_current_xact_id() IS NULL; +?column? +-------- +f +(1 row) + +step s0_begin_sub1: SAVEPOINT s1; +step s0_sub_get_base_snap: INSERT INTO dummy VALUES (0); +step s1_produce_new_snap: ALTER TABLE harvest ADD COLUMN mangos int; +step s0_insert: INSERT INTO harvest VALUES (1, 2, 3); +step s0_end_sub1: RELEASE SAVEPOINT s1; +step s0_end_sub0: RELEASE SAVEPOINT s0; +step s0_commit: COMMIT; +step s0_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +---------------------------------------------------------------------------------- +BEGIN +table public.dummy: INSERT: i[integer]:0 +table public.harvest: INSERT: apples[integer]:1 pears[integer]:2 mangos[integer]:3 +COMMIT +(4 rows) + +?column? +-------- +stop +(1 row) + diff --git a/contrib/test_decoding/expected/spill.out b/contrib/test_decoding/expected/spill.out new file mode 100644 index 0000000..10734bd --- /dev/null +++ b/contrib/test_decoding/expected/spill.out @@ -0,0 +1,256 @@ +-- predictability +SET synchronous_commit = on; +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding'); + ?column? +---------- + init +(1 row) + +CREATE TABLE spill_test(data text); +-- consume DDL +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +------ +(0 rows) + +-- spilling main xact +BEGIN; +INSERT INTO spill_test SELECT 'serialize-topbig--1:'||g.i FROM generate_series(1, 5000) g(i); +COMMIT; +SELECT (regexp_split_to_array(data, ':'))[4], COUNT(*), (array_agg(data))[1], (array_agg(data))[count(*)] +FROM pg_logical_slot_get_changes('regression_slot', NULL,NULL) WHERE data ~ 'INSERT' +GROUP BY 1 ORDER BY 1; + regexp_split_to_array | count | array_agg | array_agg +-----------------------+-------+---------------------------------------------------------------------+------------------------------------------------------------------------ + 'serialize-topbig--1 | 5000 | table public.spill_test: INSERT: data[text]:'serialize-topbig--1:1' | table public.spill_test: INSERT: data[text]:'serialize-topbig--1:5000' +(1 row) + +-- spilling subxact, nothing in main +BEGIN; +SAVEPOINT s; +INSERT INTO spill_test SELECT 'serialize-subbig--1:'||g.i FROM generate_series(1, 5000) g(i); +RELEASE SAVEPOINT s; +COMMIT; +SELECT (regexp_split_to_array(data, ':'))[4], COUNT(*), (array_agg(data))[1], (array_agg(data))[count(*)] +FROM pg_logical_slot_get_changes('regression_slot', NULL,NULL) WHERE data ~ 'INSERT' +GROUP BY 1 ORDER BY 1; + regexp_split_to_array | count | array_agg | array_agg +-----------------------+-------+---------------------------------------------------------------------+------------------------------------------------------------------------ + 'serialize-subbig--1 | 5000 | table public.spill_test: INSERT: data[text]:'serialize-subbig--1:1' | table public.spill_test: INSERT: data[text]:'serialize-subbig--1:5000' +(1 row) + +-- spilling subxact, spilling main xact +BEGIN; +SAVEPOINT s; +INSERT INTO spill_test SELECT 'serialize-subbig-topbig--1:'||g.i FROM generate_series(1, 5000) g(i); +RELEASE SAVEPOINT s; +INSERT INTO spill_test SELECT 'serialize-subbig-topbig--2:'||g.i FROM generate_series(5001, 10000) g(i); +COMMIT; +SELECT (regexp_split_to_array(data, ':'))[4], COUNT(*), (array_agg(data))[1], (array_agg(data))[count(*)] +FROM pg_logical_slot_get_changes('regression_slot', NULL,NULL) WHERE data ~ 'INSERT' +GROUP BY 1 ORDER BY 1; + regexp_split_to_array | count | array_agg | array_agg +-----------------------------+-------+-------------------------------------------------------------------------------+-------------------------------------------------------------------------------- + 'serialize-subbig-topbig--1 | 5000 | table public.spill_test: INSERT: data[text]:'serialize-subbig-topbig--1:1' | table public.spill_test: INSERT: data[text]:'serialize-subbig-topbig--1:5000' + 'serialize-subbig-topbig--2 | 5000 | table public.spill_test: INSERT: data[text]:'serialize-subbig-topbig--2:5001' | table public.spill_test: INSERT: data[text]:'serialize-subbig-topbig--2:10000' +(2 rows) + +-- spilling subxact, non-spilling main xact +BEGIN; +SAVEPOINT s; +INSERT INTO spill_test SELECT 'serialize-subbig-topsmall--1:'||g.i FROM generate_series(1, 5000) g(i); +RELEASE SAVEPOINT s; +INSERT INTO spill_test SELECT 'serialize-subbig-topsmall--2:'||g.i FROM generate_series(5001, 5001) g(i); +COMMIT; +SELECT (regexp_split_to_array(data, ':'))[4], COUNT(*), (array_agg(data))[1], (array_agg(data))[count(*)] +FROM pg_logical_slot_get_changes('regression_slot', NULL,NULL) WHERE data ~ 'INSERT' +GROUP BY 1 ORDER BY 1; + regexp_split_to_array | count | array_agg | array_agg +-------------------------------+-------+---------------------------------------------------------------------------------+--------------------------------------------------------------------------------- + 'serialize-subbig-topsmall--1 | 5000 | table public.spill_test: INSERT: data[text]:'serialize-subbig-topsmall--1:1' | table public.spill_test: INSERT: data[text]:'serialize-subbig-topsmall--1:5000' + 'serialize-subbig-topsmall--2 | 1 | table public.spill_test: INSERT: data[text]:'serialize-subbig-topsmall--2:5001' | table public.spill_test: INSERT: data[text]:'serialize-subbig-topsmall--2:5001' +(2 rows) + +-- not-spilling subxact, spilling main xact +BEGIN; +SAVEPOINT s; +INSERT INTO spill_test SELECT 'serialize-subbig-topbig--1:'||g.i FROM generate_series(1, 5000) g(i); +RELEASE SAVEPOINT s; +INSERT INTO spill_test SELECT 'serialize-subbig-topbig--2:'||g.i FROM generate_series(5001, 10000) g(i); +COMMIT; +SELECT (regexp_split_to_array(data, ':'))[4], COUNT(*), (array_agg(data))[1], (array_agg(data))[count(*)] +FROM pg_logical_slot_get_changes('regression_slot', NULL,NULL) WHERE data ~ 'INSERT' +GROUP BY 1 ORDER BY 1; + regexp_split_to_array | count | array_agg | array_agg +-----------------------------+-------+-------------------------------------------------------------------------------+-------------------------------------------------------------------------------- + 'serialize-subbig-topbig--1 | 5000 | table public.spill_test: INSERT: data[text]:'serialize-subbig-topbig--1:1' | table public.spill_test: INSERT: data[text]:'serialize-subbig-topbig--1:5000' + 'serialize-subbig-topbig--2 | 5000 | table public.spill_test: INSERT: data[text]:'serialize-subbig-topbig--2:5001' | table public.spill_test: INSERT: data[text]:'serialize-subbig-topbig--2:10000' +(2 rows) + +-- spilling main xact, spilling subxact +BEGIN; +INSERT INTO spill_test SELECT 'serialize-topbig-subbig--1:'||g.i FROM generate_series(1, 5000) g(i); +SAVEPOINT s; +INSERT INTO spill_test SELECT 'serialize-topbig-subbig--2:'||g.i FROM generate_series(5001, 10000) g(i); +RELEASE SAVEPOINT s; +COMMIT; +SELECT (regexp_split_to_array(data, ':'))[4], COUNT(*), (array_agg(data))[1], (array_agg(data))[count(*)] +FROM pg_logical_slot_get_changes('regression_slot', NULL,NULL) WHERE data ~ 'INSERT' +GROUP BY 1 ORDER BY 1; + regexp_split_to_array | count | array_agg | array_agg +-----------------------------+-------+-------------------------------------------------------------------------------+-------------------------------------------------------------------------------- + 'serialize-topbig-subbig--1 | 5000 | table public.spill_test: INSERT: data[text]:'serialize-topbig-subbig--1:1' | table public.spill_test: INSERT: data[text]:'serialize-topbig-subbig--1:5000' + 'serialize-topbig-subbig--2 | 5000 | table public.spill_test: INSERT: data[text]:'serialize-topbig-subbig--2:5001' | table public.spill_test: INSERT: data[text]:'serialize-topbig-subbig--2:10000' +(2 rows) + +-- spilling main xact, not spilling subxact +BEGIN; +INSERT INTO spill_test SELECT 'serialize-topbig-subsmall--1:'||g.i FROM generate_series(1, 5000) g(i); +SAVEPOINT s; +INSERT INTO spill_test SELECT 'serialize-topbig-subsmall--2:'||g.i FROM generate_series(5001, 5001) g(i); +RELEASE SAVEPOINT s; +COMMIT; +SELECT (regexp_split_to_array(data, ':'))[4], COUNT(*), (array_agg(data))[1], (array_agg(data))[count(*)] +FROM pg_logical_slot_get_changes('regression_slot', NULL,NULL) WHERE data ~ 'INSERT' +GROUP BY 1 ORDER BY 1; + regexp_split_to_array | count | array_agg | array_agg +-------------------------------+-------+---------------------------------------------------------------------------------+--------------------------------------------------------------------------------- + 'serialize-topbig-subsmall--1 | 5000 | table public.spill_test: INSERT: data[text]:'serialize-topbig-subsmall--1:1' | table public.spill_test: INSERT: data[text]:'serialize-topbig-subsmall--1:5000' + 'serialize-topbig-subsmall--2 | 1 | table public.spill_test: INSERT: data[text]:'serialize-topbig-subsmall--2:5001' | table public.spill_test: INSERT: data[text]:'serialize-topbig-subsmall--2:5001' +(2 rows) + +-- spilling subxact, followed by another spilling subxact +BEGIN; +SAVEPOINT s1; +INSERT INTO spill_test SELECT 'serialize-subbig-subbig--1:'||g.i FROM generate_series(1, 5000) g(i); +RELEASE SAVEPOINT s1; +SAVEPOINT s2; +INSERT INTO spill_test SELECT 'serialize-subbig-subbig--2:'||g.i FROM generate_series(5001, 10000) g(i); +RELEASE SAVEPOINT s2; +COMMIT; +SELECT (regexp_split_to_array(data, ':'))[4], COUNT(*), (array_agg(data))[1], (array_agg(data))[count(*)] +FROM pg_logical_slot_get_changes('regression_slot', NULL,NULL) WHERE data ~ 'INSERT' +GROUP BY 1 ORDER BY 1; + regexp_split_to_array | count | array_agg | array_agg +-----------------------------+-------+-------------------------------------------------------------------------------+-------------------------------------------------------------------------------- + 'serialize-subbig-subbig--1 | 5000 | table public.spill_test: INSERT: data[text]:'serialize-subbig-subbig--1:1' | table public.spill_test: INSERT: data[text]:'serialize-subbig-subbig--1:5000' + 'serialize-subbig-subbig--2 | 5000 | table public.spill_test: INSERT: data[text]:'serialize-subbig-subbig--2:5001' | table public.spill_test: INSERT: data[text]:'serialize-subbig-subbig--2:10000' +(2 rows) + +-- spilling subxact, followed by not spilling subxact +BEGIN; +SAVEPOINT s1; +INSERT INTO spill_test SELECT 'serialize-subbig-subsmall--1:'||g.i FROM generate_series(1, 5000) g(i); +RELEASE SAVEPOINT s1; +SAVEPOINT s2; +INSERT INTO spill_test SELECT 'serialize-subbig-subsmall--2:'||g.i FROM generate_series(5001, 5001) g(i); +RELEASE SAVEPOINT s2; +COMMIT; +SELECT (regexp_split_to_array(data, ':'))[4], COUNT(*), (array_agg(data))[1], (array_agg(data))[count(*)] +FROM pg_logical_slot_get_changes('regression_slot', NULL,NULL) WHERE data ~ 'INSERT' +GROUP BY 1 ORDER BY 1; + regexp_split_to_array | count | array_agg | array_agg +-------------------------------+-------+---------------------------------------------------------------------------------+--------------------------------------------------------------------------------- + 'serialize-subbig-subsmall--1 | 5000 | table public.spill_test: INSERT: data[text]:'serialize-subbig-subsmall--1:1' | table public.spill_test: INSERT: data[text]:'serialize-subbig-subsmall--1:5000' + 'serialize-subbig-subsmall--2 | 1 | table public.spill_test: INSERT: data[text]:'serialize-subbig-subsmall--2:5001' | table public.spill_test: INSERT: data[text]:'serialize-subbig-subsmall--2:5001' +(2 rows) + +-- not spilling subxact, followed by spilling subxact +BEGIN; +SAVEPOINT s1; +INSERT INTO spill_test SELECT 'serialize-subsmall-subbig--1:'||g.i FROM generate_series(1, 1) g(i); +RELEASE SAVEPOINT s1; +SAVEPOINT s2; +INSERT INTO spill_test SELECT 'serialize-subsmall-subbig--2:'||g.i FROM generate_series(2, 5001) g(i); +RELEASE SAVEPOINT s2; +COMMIT; +SELECT (regexp_split_to_array(data, ':'))[4] COLLATE "C", COUNT(*), (array_agg(data))[1], (array_agg(data))[count(*)] +FROM pg_logical_slot_get_changes('regression_slot', NULL,NULL) WHERE data ~ 'INSERT' +GROUP BY 1 ORDER BY 1; + regexp_split_to_array | count | array_agg | array_agg +-------------------------------+-------+------------------------------------------------------------------------------+--------------------------------------------------------------------------------- + 'serialize-subsmall-subbig--1 | 1 | table public.spill_test: INSERT: data[text]:'serialize-subsmall-subbig--1:1' | table public.spill_test: INSERT: data[text]:'serialize-subsmall-subbig--1:1' + 'serialize-subsmall-subbig--2 | 5000 | table public.spill_test: INSERT: data[text]:'serialize-subsmall-subbig--2:2' | table public.spill_test: INSERT: data[text]:'serialize-subsmall-subbig--2:5001' +(2 rows) + +-- spilling subxact, containing another spilling subxact +BEGIN; +SAVEPOINT s1; +INSERT INTO spill_test SELECT 'serialize-nested-subbig-subbig--1:'||g.i FROM generate_series(1, 5000) g(i); +SAVEPOINT s2; +INSERT INTO spill_test SELECT 'serialize-nested-subbig-subbig--2:'||g.i FROM generate_series(5001, 10000) g(i); +RELEASE SAVEPOINT s2; +RELEASE SAVEPOINT s1; +COMMIT; +SELECT (regexp_split_to_array(data, ':'))[4] COLLATE "C", COUNT(*), (array_agg(data))[1], (array_agg(data))[count(*)] +FROM pg_logical_slot_get_changes('regression_slot', NULL,NULL) WHERE data ~ 'INSERT' +GROUP BY 1 ORDER BY 1; + regexp_split_to_array | count | array_agg | array_agg +------------------------------------+-------+--------------------------------------------------------------------------------------+--------------------------------------------------------------------------------------- + 'serialize-nested-subbig-subbig--1 | 5000 | table public.spill_test: INSERT: data[text]:'serialize-nested-subbig-subbig--1:1' | table public.spill_test: INSERT: data[text]:'serialize-nested-subbig-subbig--1:5000' + 'serialize-nested-subbig-subbig--2 | 5000 | table public.spill_test: INSERT: data[text]:'serialize-nested-subbig-subbig--2:5001' | table public.spill_test: INSERT: data[text]:'serialize-nested-subbig-subbig--2:10000' +(2 rows) + +-- spilling subxact, containing a not spilling subxact +BEGIN; +SAVEPOINT s1; +INSERT INTO spill_test SELECT 'serialize-nested-subbig-subsmall--1:'||g.i FROM generate_series(1, 5000) g(i); +SAVEPOINT s2; +INSERT INTO spill_test SELECT 'serialize-nested-subbig-subsmall--2:'||g.i FROM generate_series(5001, 5001) g(i); +RELEASE SAVEPOINT s2; +RELEASE SAVEPOINT s1; +COMMIT; +SELECT (regexp_split_to_array(data, ':'))[4] COLLATE "C", COUNT(*), (array_agg(data))[1], (array_agg(data))[count(*)] +FROM pg_logical_slot_get_changes('regression_slot', NULL,NULL) WHERE data ~ 'INSERT' +GROUP BY 1 ORDER BY 1; + regexp_split_to_array | count | array_agg | array_agg +--------------------------------------+-------+----------------------------------------------------------------------------------------+---------------------------------------------------------------------------------------- + 'serialize-nested-subbig-subsmall--1 | 5000 | table public.spill_test: INSERT: data[text]:'serialize-nested-subbig-subsmall--1:1' | table public.spill_test: INSERT: data[text]:'serialize-nested-subbig-subsmall--1:5000' + 'serialize-nested-subbig-subsmall--2 | 1 | table public.spill_test: INSERT: data[text]:'serialize-nested-subbig-subsmall--2:5001' | table public.spill_test: INSERT: data[text]:'serialize-nested-subbig-subsmall--2:5001' +(2 rows) + +-- not spilling subxact, containing a spilling subxact +BEGIN; +SAVEPOINT s1; +INSERT INTO spill_test SELECT 'serialize-nested-subsmall-subbig--1:'||g.i FROM generate_series(1, 1) g(i); +SAVEPOINT s2; +INSERT INTO spill_test SELECT 'serialize-nested-subsmall-subbig--2:'||g.i FROM generate_series(2, 5001) g(i); +RELEASE SAVEPOINT s2; +RELEASE SAVEPOINT s1; +COMMIT; +SELECT (regexp_split_to_array(data, ':'))[4] COLLATE "C", COUNT(*), (array_agg(data))[1], (array_agg(data))[count(*)] +FROM pg_logical_slot_get_changes('regression_slot', NULL,NULL) WHERE data ~ 'INSERT' +GROUP BY 1 ORDER BY 1; + regexp_split_to_array | count | array_agg | array_agg +--------------------------------------+-------+-------------------------------------------------------------------------------------+---------------------------------------------------------------------------------------- + 'serialize-nested-subsmall-subbig--1 | 1 | table public.spill_test: INSERT: data[text]:'serialize-nested-subsmall-subbig--1:1' | table public.spill_test: INSERT: data[text]:'serialize-nested-subsmall-subbig--1:1' + 'serialize-nested-subsmall-subbig--2 | 5000 | table public.spill_test: INSERT: data[text]:'serialize-nested-subsmall-subbig--2:2' | table public.spill_test: INSERT: data[text]:'serialize-nested-subsmall-subbig--2:5001' +(2 rows) + +-- not spilling subxact, containing a spilling subxact that aborts and one that commits +BEGIN; +SAVEPOINT s1; +INSERT INTO spill_test SELECT 'serialize-nested-subbig-subbigabort--1:'||g.i FROM generate_series(1, 5000) g(i); +SAVEPOINT s2; +INSERT INTO spill_test SELECT 'serialize-nested-subbig-subbigabort--2:'||g.i FROM generate_series(5001, 10000) g(i); +ROLLBACK TO SAVEPOINT s2; +SAVEPOINT s3; +INSERT INTO spill_test SELECT 'serialize-nested-subbig-subbigabort-subbig-3:'||g.i FROM generate_series(5001, 10000) g(i); +RELEASE SAVEPOINT s1; +COMMIT; +SELECT (regexp_split_to_array(data, ':'))[4] COLLATE "C", COUNT(*), (array_agg(data))[1], (array_agg(data))[count(*)] +FROM pg_logical_slot_get_changes('regression_slot', NULL,NULL) WHERE data ~ 'INSERT' +GROUP BY 1 ORDER BY 1; + regexp_split_to_array | count | array_agg | array_agg +-----------------------------------------------+-------+-------------------------------------------------------------------------------------------------+-------------------------------------------------------------------------------------------------- + 'serialize-nested-subbig-subbigabort--1 | 5000 | table public.spill_test: INSERT: data[text]:'serialize-nested-subbig-subbigabort--1:1' | table public.spill_test: INSERT: data[text]:'serialize-nested-subbig-subbigabort--1:5000' + 'serialize-nested-subbig-subbigabort-subbig-3 | 5000 | table public.spill_test: INSERT: data[text]:'serialize-nested-subbig-subbigabort-subbig-3:5001' | table public.spill_test: INSERT: data[text]:'serialize-nested-subbig-subbigabort-subbig-3:10000' +(2 rows) + +DROP TABLE spill_test; +SELECT pg_drop_replication_slot('regression_slot'); + pg_drop_replication_slot +-------------------------- + +(1 row) + diff --git a/contrib/test_decoding/expected/stats.out b/contrib/test_decoding/expected/stats.out new file mode 100644 index 0000000..78d3642 --- /dev/null +++ b/contrib/test_decoding/expected/stats.out @@ -0,0 +1,149 @@ +-- predictability +SET synchronous_commit = on; +SELECT 'init' FROM + pg_create_logical_replication_slot('regression_slot_stats1', 'test_decoding') s1, + pg_create_logical_replication_slot('regression_slot_stats2', 'test_decoding') s2, + pg_create_logical_replication_slot('regression_slot_stats3', 'test_decoding') s3; + ?column? +---------- + init +(1 row) + +CREATE TABLE stats_test(data text); +-- non-spilled xact +SET logical_decoding_work_mem to '64MB'; +INSERT INTO stats_test values(1); +SELECT count(*) FROM pg_logical_slot_get_changes('regression_slot_stats1', NULL, NULL, 'skip-empty-xacts', '1'); + count +------- + 3 +(1 row) + +SELECT count(*) FROM pg_logical_slot_get_changes('regression_slot_stats2', NULL, NULL, 'skip-empty-xacts', '1'); + count +------- + 3 +(1 row) + +SELECT count(*) FROM pg_logical_slot_get_changes('regression_slot_stats3', NULL, NULL, 'skip-empty-xacts', '1'); + count +------- + 3 +(1 row) + +SELECT pg_stat_force_next_flush(); + pg_stat_force_next_flush +-------------------------- + +(1 row) + +SELECT slot_name, spill_txns = 0 AS spill_txns, spill_count = 0 AS spill_count, total_txns > 0 AS total_txns, total_bytes > 0 AS total_bytes FROM pg_stat_replication_slots ORDER BY slot_name; + slot_name | spill_txns | spill_count | total_txns | total_bytes +------------------------+------------+-------------+------------+------------- + regression_slot_stats1 | t | t | t | t + regression_slot_stats2 | t | t | t | t + regression_slot_stats3 | t | t | t | t +(3 rows) + +RESET logical_decoding_work_mem; +-- reset stats for one slot, others should be unaffected +SELECT pg_stat_reset_replication_slot('regression_slot_stats1'); + pg_stat_reset_replication_slot +-------------------------------- + +(1 row) + +SELECT slot_name, spill_txns = 0 AS spill_txns, spill_count = 0 AS spill_count, total_txns > 0 AS total_txns, total_bytes > 0 AS total_bytes FROM pg_stat_replication_slots ORDER BY slot_name; + slot_name | spill_txns | spill_count | total_txns | total_bytes +------------------------+------------+-------------+------------+------------- + regression_slot_stats1 | t | t | f | f + regression_slot_stats2 | t | t | t | t + regression_slot_stats3 | t | t | t | t +(3 rows) + +-- reset stats for all slots +SELECT pg_stat_reset_replication_slot(NULL); + pg_stat_reset_replication_slot +-------------------------------- + +(1 row) + +SELECT slot_name, spill_txns = 0 AS spill_txns, spill_count = 0 AS spill_count, total_txns > 0 AS total_txns, total_bytes > 0 AS total_bytes FROM pg_stat_replication_slots ORDER BY slot_name; + slot_name | spill_txns | spill_count | total_txns | total_bytes +------------------------+------------+-------------+------------+------------- + regression_slot_stats1 | t | t | f | f + regression_slot_stats2 | t | t | f | f + regression_slot_stats3 | t | t | f | f +(3 rows) + +-- verify accessing/resetting stats for non-existent slot does something reasonable +SELECT * FROM pg_stat_get_replication_slot('do-not-exist'); + slot_name | spill_txns | spill_count | spill_bytes | stream_txns | stream_count | stream_bytes | total_txns | total_bytes | stats_reset +--------------+------------+-------------+-------------+-------------+--------------+--------------+------------+-------------+------------- + do-not-exist | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | +(1 row) + +SELECT pg_stat_reset_replication_slot('do-not-exist'); +ERROR: replication slot "do-not-exist" does not exist +SELECT * FROM pg_stat_get_replication_slot('do-not-exist'); + slot_name | spill_txns | spill_count | spill_bytes | stream_txns | stream_count | stream_bytes | total_txns | total_bytes | stats_reset +--------------+------------+-------------+-------------+-------------+--------------+--------------+------------+-------------+------------- + do-not-exist | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | +(1 row) + +-- spilling the xact +BEGIN; +INSERT INTO stats_test SELECT 'serialize-topbig--1:'||g.i FROM generate_series(1, 5000) g(i); +COMMIT; +SELECT count(*) FROM pg_logical_slot_peek_changes('regression_slot_stats1', NULL, NULL, 'skip-empty-xacts', '1'); + count +------- + 5002 +(1 row) + +-- Check stats. We can't test the exact stats count as that can vary if any +-- background transaction (say by autovacuum) happens in parallel to the main +-- transaction. +SELECT pg_stat_force_next_flush(); + pg_stat_force_next_flush +-------------------------- + +(1 row) + +SELECT slot_name, spill_txns > 0 AS spill_txns, spill_count > 0 AS spill_count FROM pg_stat_replication_slots; + slot_name | spill_txns | spill_count +------------------------+------------+------------- + regression_slot_stats1 | t | t + regression_slot_stats2 | f | f + regression_slot_stats3 | f | f +(3 rows) + +-- Ensure stats can be repeatedly accessed using the same stats snapshot. See +-- https://postgr.es/m/20210317230447.c7uc4g3vbs4wi32i%40alap3.anarazel.de +BEGIN; +SELECT slot_name FROM pg_stat_replication_slots; + slot_name +------------------------ + regression_slot_stats1 + regression_slot_stats2 + regression_slot_stats3 +(3 rows) + +SELECT slot_name FROM pg_stat_replication_slots; + slot_name +------------------------ + regression_slot_stats1 + regression_slot_stats2 + regression_slot_stats3 +(3 rows) + +COMMIT; +DROP TABLE stats_test; +SELECT pg_drop_replication_slot('regression_slot_stats1'), + pg_drop_replication_slot('regression_slot_stats2'), + pg_drop_replication_slot('regression_slot_stats3'); + pg_drop_replication_slot | pg_drop_replication_slot | pg_drop_replication_slot +--------------------------+--------------------------+-------------------------- + | | +(1 row) + diff --git a/contrib/test_decoding/expected/stream.out b/contrib/test_decoding/expected/stream.out new file mode 100644 index 0000000..0f21dcb --- /dev/null +++ b/contrib/test_decoding/expected/stream.out @@ -0,0 +1,115 @@ +SET synchronous_commit = on; +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding'); + ?column? +---------- + init +(1 row) + +CREATE TABLE stream_test(data text); +-- consume DDL +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +------ +(0 rows) + +-- streaming test with sub-transaction +BEGIN; +savepoint s1; +SELECT 'msg5' FROM pg_logical_emit_message(true, 'test', repeat('a', 50)); + ?column? +---------- + msg5 +(1 row) + +INSERT INTO stream_test SELECT repeat('a', 2000) || g.i FROM generate_series(1, 35) g(i); +TRUNCATE table stream_test; +rollback to s1; +INSERT INTO stream_test SELECT repeat('a', 10) || g.i FROM generate_series(1, 20) g(i); +COMMIT; +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL,NULL, 'include-xids', '0', 'skip-empty-xacts', '1', 'stream-changes', '1'); + data +---------------------------------------------------------- + streaming message: transactional: 1 prefix: test, sz: 50 + opening a streamed block for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + closing a streamed block for transaction + committing streamed transaction +(24 rows) + +-- streaming test for toast changes +ALTER TABLE stream_test ALTER COLUMN data set storage external; +-- consume DDL +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +------ +(0 rows) + +INSERT INTO stream_test SELECT repeat('a', 6000) || g.i FROM generate_series(1, 10) g(i); +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL,NULL, 'include-xids', '0', 'skip-empty-xacts', '1', 'stream-changes', '1'); + data +------------------------------------------ + opening a streamed block for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + closing a streamed block for transaction + committing streamed transaction +(13 rows) + +-- streaming test for toast with multi-insert +\COPY stream_test FROM STDIN +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL,NULL, 'include-xids', '0', 'skip-empty-xacts', '1', 'stream-changes', '1'); + data +------------------------------------------ + opening a streamed block for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + closing a streamed block for transaction + opening a streamed block for transaction + streaming change for transaction + closing a streamed block for transaction + committing streamed transaction +(17 rows) + +DROP TABLE stream_test; +SELECT pg_drop_replication_slot('regression_slot'); + pg_drop_replication_slot +-------------------------- + +(1 row) + diff --git a/contrib/test_decoding/expected/subxact_without_top.out b/contrib/test_decoding/expected/subxact_without_top.out new file mode 100644 index 0000000..4241b00 --- /dev/null +++ b/contrib/test_decoding/expected/subxact_without_top.out @@ -0,0 +1,49 @@ +Parsed test spec with 3 sessions + +starting permutation: s0_begin s0_first_subxact s2_checkpoint s1_begin s1_dml s0_many_subxacts s0_commit s2_checkpoint s2_get_changes_suppress_output s2_get_changes_suppress_output s1_commit s2_get_changes +step s0_begin: BEGIN; +step s0_first_subxact: + DO LANGUAGE plpgsql $$ + BEGIN + BEGIN + INSERT INTO harvest VALUES (41); + EXCEPTION WHEN OTHERS THEN RAISE; + END; + END $$; + +step s2_checkpoint: CHECKPOINT; +step s1_begin: BEGIN; +step s1_dml: INSERT INTO harvest VALUES (43); +step s0_many_subxacts: select subxacts(); +subxacts +-------- + +(1 row) + +step s0_commit: COMMIT; +step s2_checkpoint: CHECKPOINT; +step s2_get_changes_suppress_output: SELECT null n FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1') GROUP BY n; +n +- + +(1 row) + +step s2_get_changes_suppress_output: SELECT null n FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1') GROUP BY n; +n +- +(0 rows) + +step s1_commit: COMMIT; +step s2_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); +data +------------------------------------------------ +BEGIN +table public.harvest: INSERT: apples[integer]:43 +COMMIT +(3 rows) + +?column? +-------- +stop +(1 row) + diff --git a/contrib/test_decoding/expected/time.out b/contrib/test_decoding/expected/time.out new file mode 100644 index 0000000..3b06849 --- /dev/null +++ b/contrib/test_decoding/expected/time.out @@ -0,0 +1,40 @@ +SET synchronous_commit = on; +CREATE TABLE test_time(data text); +-- remember the current time +SELECT set_config('test.time_before', NOW()::text, false) IS NOT NULL; + ?column? +---------- + t +(1 row) + +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding'); + ?column? +---------- + init +(1 row) + +-- a single transaction, to get the commit time +INSERT INTO test_time(data) VALUES (''); +-- parse the commit time from the changeset +SELECT set_config('test.time_after', regexp_replace(data, '^COMMIT \(at (.*)\)$', '\1'), false) IS NOT NULL +FROM pg_logical_slot_peek_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1', 'include-timestamp', '1') +WHERE data ~ 'COMMIT' LIMIT 1; + ?column? +---------- + t +(1 row) + +-- ensure commit time is sane in relation to the previous time +SELECT (time_after - time_before) <= '10 minutes'::interval, time_after >= time_before +FROM (SELECT current_setting('test.time_after')::timestamptz AS time_after, (SELECT current_setting('test.time_before')::timestamptz) AS time_before) AS d; + ?column? | ?column? +----------+---------- + t | t +(1 row) + +SELECT pg_drop_replication_slot('regression_slot'); + pg_drop_replication_slot +-------------------------- + +(1 row) + diff --git a/contrib/test_decoding/expected/toast.out b/contrib/test_decoding/expected/toast.out new file mode 100644 index 0000000..a757e7d --- /dev/null +++ b/contrib/test_decoding/expected/toast.out @@ -0,0 +1,390 @@ +-- predictability +SET synchronous_commit = on; +DROP TABLE IF EXISTS xpto; +NOTICE: table "xpto" does not exist, skipping +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding'); + ?column? +---------- + init +(1 row) + +CREATE SEQUENCE xpto_rand_seq START 79 INCREMENT 1499; -- portable "random" +CREATE TABLE xpto ( + id serial primary key, + toasted_col1 text, + rand1 float8 DEFAULT nextval('xpto_rand_seq'), + toasted_col2 text, + rand2 float8 DEFAULT nextval('xpto_rand_seq') +); +-- uncompressed external toast data +INSERT INTO xpto (toasted_col1, toasted_col2) SELECT string_agg(g.i::text, ''), string_agg((g.i*2)::text, '') FROM generate_series(1, 2000) g(i); +-- compressed external toast data +INSERT INTO xpto (toasted_col2) SELECT repeat(string_agg(to_char(g.i, 'FM0000'), ''), 50) FROM generate_series(1, 500) g(i); +-- update of existing column +UPDATE xpto SET toasted_col1 = (SELECT string_agg(g.i::text, '') FROM generate_series(1, 2000) g(i)) WHERE id = 1; +UPDATE xpto SET rand1 = 123.456 WHERE id = 1; +-- updating external via INSERT ... ON CONFLICT DO UPDATE +INSERT INTO xpto(id, toasted_col2) VALUES (2, 'toasted2-upsert') +ON CONFLICT (id) +DO UPDATE SET toasted_col2 = EXCLUDED.toasted_col2 || xpto.toasted_col2; +DELETE FROM xpto WHERE id = 1; +DROP TABLE IF EXISTS toasted_key; +NOTICE: table "toasted_key" does not exist, skipping +CREATE TABLE toasted_key ( + id serial, + toasted_key text PRIMARY KEY, + toasted_col1 text, + toasted_col2 text +); +ALTER TABLE toasted_key ALTER COLUMN toasted_key SET STORAGE EXTERNAL; +ALTER TABLE toasted_key ALTER COLUMN toasted_col1 SET STORAGE EXTERNAL; +INSERT INTO toasted_key(toasted_key, toasted_col1) VALUES(repeat('1234567890', 200), repeat('9876543210', 200)); +-- test update of a toasted key without changing it +UPDATE toasted_key SET toasted_col2 = toasted_col1; +-- test update of a toasted key, changing it +UPDATE toasted_key SET toasted_key = toasted_key || '1'; +DELETE FROM toasted_key; +-- Test that HEAP2_MULTI_INSERT insertions with and without toasted +-- columns are handled correctly +CREATE TABLE toasted_copy ( + id int primary key, -- no default, copy didn't use to handle that with multi inserts + data text +); +ALTER TABLE toasted_copy ALTER COLUMN data SET STORAGE EXTERNAL; +\copy toasted_copy FROM STDIN +SELECT substr(data, 1, 200) FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + substr +---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- + BEGIN + table public.xpto: INSERT: id[integer]:1 toasted_col1[text]:'1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374 + COMMIT + BEGIN + table public.xpto: INSERT: id[integer]:2 toasted_col1[text]:null rand1[double precision]:3077 toasted_col2[text]:'00010002000300040005000600070008000900100011001200130014001500160017001800190020002100 + COMMIT + BEGIN + table public.xpto: UPDATE: id[integer]:1 toasted_col1[text]:'1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374 + COMMIT + BEGIN + table public.xpto: UPDATE: id[integer]:1 toasted_col1[text]:unchanged-toast-datum rand1[double precision]:123.456 toasted_col2[text]:unchanged-toast-datum rand2[double precision]:1578 + COMMIT + BEGIN + table public.xpto: UPDATE: id[integer]:2 toasted_col1[text]:null rand1[double precision]:3077 toasted_col2[text]:'toasted2-upsert00010002000300040005000600070008000900100011001200130014001500160017001 + COMMIT + BEGIN + table public.xpto: DELETE: id[integer]:1 + COMMIT + BEGIN + table public.toasted_key: INSERT: id[integer]:1 toasted_key[text]:'1234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123 + COMMIT + BEGIN + table public.toasted_key: UPDATE: old-key: toasted_key[text]:'123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678 + COMMIT + BEGIN + table public.toasted_key: UPDATE: old-key: toasted_key[text]:'123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678 + COMMIT + BEGIN + table public.toasted_key: DELETE: toasted_key[text]:'123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567 + COMMIT + BEGIN + table public.toasted_copy: INSERT: id[integer]:1 data[text]:'untoasted1' + table public.toasted_copy: INSERT: id[integer]:2 data[text]:'toasted1-1234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890 + table public.toasted_copy: INSERT: id[integer]:3 data[text]:'untoasted2' + table public.toasted_copy: INSERT: id[integer]:4 data[text]:'toasted2-1234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890 + table public.toasted_copy: INSERT: id[integer]:5 data[text]:'untoasted3' + table public.toasted_copy: INSERT: id[integer]:6 data[text]:'untoasted4' + table public.toasted_copy: INSERT: id[integer]:7 data[text]:'untoasted5' + table public.toasted_copy: INSERT: id[integer]:8 data[text]:'untoasted6' + table public.toasted_copy: INSERT: id[integer]:9 data[text]:'untoasted7' + table public.toasted_copy: INSERT: id[integer]:10 data[text]:'untoasted8' + table public.toasted_copy: INSERT: id[integer]:11 data[text]:'untoasted9' + table public.toasted_copy: INSERT: id[integer]:12 data[text]:'untoasted10' + table public.toasted_copy: INSERT: id[integer]:13 data[text]:'untoasted11' + table public.toasted_copy: INSERT: id[integer]:14 data[text]:'untoasted12' + table public.toasted_copy: INSERT: id[integer]:15 data[text]:'untoasted13' + table public.toasted_copy: INSERT: id[integer]:16 data[text]:'untoasted14' + table public.toasted_copy: INSERT: id[integer]:17 data[text]:'untoasted15' + table public.toasted_copy: INSERT: id[integer]:18 data[text]:'untoasted16' + table public.toasted_copy: INSERT: id[integer]:19 data[text]:'untoasted17' + table public.toasted_copy: INSERT: id[integer]:20 data[text]:'untoasted18' + table public.toasted_copy: INSERT: id[integer]:21 data[text]:'untoasted19' + table public.toasted_copy: INSERT: id[integer]:22 data[text]:'untoasted20' + table public.toasted_copy: INSERT: id[integer]:23 data[text]:'untoasted21' + table public.toasted_copy: INSERT: id[integer]:24 data[text]:'untoasted22' + table public.toasted_copy: INSERT: id[integer]:25 data[text]:'untoasted23' + table public.toasted_copy: INSERT: id[integer]:26 data[text]:'untoasted24' + table public.toasted_copy: INSERT: id[integer]:27 data[text]:'untoasted25' + table public.toasted_copy: INSERT: id[integer]:28 data[text]:'untoasted26' + table public.toasted_copy: INSERT: id[integer]:29 data[text]:'untoasted27' + table public.toasted_copy: INSERT: id[integer]:30 data[text]:'untoasted28' + table public.toasted_copy: INSERT: id[integer]:31 data[text]:'untoasted29' + table public.toasted_copy: INSERT: id[integer]:32 data[text]:'untoasted30' + table public.toasted_copy: INSERT: id[integer]:33 data[text]:'untoasted31' + table public.toasted_copy: INSERT: id[integer]:34 data[text]:'untoasted32' + table public.toasted_copy: INSERT: id[integer]:35 data[text]:'untoasted33' + table public.toasted_copy: INSERT: id[integer]:36 data[text]:'untoasted34' + table public.toasted_copy: INSERT: id[integer]:37 data[text]:'untoasted35' + table public.toasted_copy: INSERT: id[integer]:38 data[text]:'untoasted36' + table public.toasted_copy: INSERT: id[integer]:39 data[text]:'untoasted37' + table public.toasted_copy: INSERT: id[integer]:40 data[text]:'untoasted38' + table public.toasted_copy: INSERT: id[integer]:41 data[text]:'untoasted39' + table public.toasted_copy: INSERT: id[integer]:42 data[text]:'untoasted40' + table public.toasted_copy: INSERT: id[integer]:43 data[text]:'untoasted41' + table public.toasted_copy: INSERT: id[integer]:44 data[text]:'untoasted42' + table public.toasted_copy: INSERT: id[integer]:45 data[text]:'untoasted43' + table public.toasted_copy: INSERT: id[integer]:46 data[text]:'untoasted44' + table public.toasted_copy: INSERT: id[integer]:47 data[text]:'untoasted45' + table public.toasted_copy: INSERT: id[integer]:48 data[text]:'untoasted46' + table public.toasted_copy: INSERT: id[integer]:49 data[text]:'untoasted47' + table public.toasted_copy: INSERT: id[integer]:50 data[text]:'untoasted48' + table public.toasted_copy: INSERT: id[integer]:51 data[text]:'untoasted49' + table public.toasted_copy: INSERT: id[integer]:52 data[text]:'untoasted50' + table public.toasted_copy: INSERT: id[integer]:53 data[text]:'untoasted51' + table public.toasted_copy: INSERT: id[integer]:54 data[text]:'untoasted52' + table public.toasted_copy: INSERT: id[integer]:55 data[text]:'untoasted53' + table public.toasted_copy: INSERT: id[integer]:56 data[text]:'untoasted54' + table public.toasted_copy: INSERT: id[integer]:57 data[text]:'untoasted55' + table public.toasted_copy: INSERT: id[integer]:58 data[text]:'untoasted56' + table public.toasted_copy: INSERT: id[integer]:59 data[text]:'untoasted57' + table public.toasted_copy: INSERT: id[integer]:60 data[text]:'untoasted58' + table public.toasted_copy: INSERT: id[integer]:61 data[text]:'untoasted59' + table public.toasted_copy: INSERT: id[integer]:62 data[text]:'untoasted60' + table public.toasted_copy: INSERT: id[integer]:63 data[text]:'untoasted61' + table public.toasted_copy: INSERT: id[integer]:64 data[text]:'untoasted62' + table public.toasted_copy: INSERT: id[integer]:65 data[text]:'untoasted63' + table public.toasted_copy: INSERT: id[integer]:66 data[text]:'untoasted64' + table public.toasted_copy: INSERT: id[integer]:67 data[text]:'untoasted65' + table public.toasted_copy: INSERT: id[integer]:68 data[text]:'untoasted66' + table public.toasted_copy: INSERT: id[integer]:69 data[text]:'untoasted67' + table public.toasted_copy: INSERT: id[integer]:70 data[text]:'untoasted68' + table public.toasted_copy: INSERT: id[integer]:71 data[text]:'untoasted69' + table public.toasted_copy: INSERT: id[integer]:72 data[text]:'untoasted70' + table public.toasted_copy: INSERT: id[integer]:73 data[text]:'untoasted71' + table public.toasted_copy: INSERT: id[integer]:74 data[text]:'untoasted72' + table public.toasted_copy: INSERT: id[integer]:75 data[text]:'untoasted73' + table public.toasted_copy: INSERT: id[integer]:76 data[text]:'untoasted74' + table public.toasted_copy: INSERT: id[integer]:77 data[text]:'untoasted75' + table public.toasted_copy: INSERT: id[integer]:78 data[text]:'untoasted76' + table public.toasted_copy: INSERT: id[integer]:79 data[text]:'untoasted77' + table public.toasted_copy: INSERT: id[integer]:80 data[text]:'untoasted78' + table public.toasted_copy: INSERT: id[integer]:81 data[text]:'untoasted79' + table public.toasted_copy: INSERT: id[integer]:82 data[text]:'untoasted80' + table public.toasted_copy: INSERT: id[integer]:83 data[text]:'untoasted81' + table public.toasted_copy: INSERT: id[integer]:84 data[text]:'untoasted82' + table public.toasted_copy: INSERT: id[integer]:85 data[text]:'untoasted83' + table public.toasted_copy: INSERT: id[integer]:86 data[text]:'untoasted84' + table public.toasted_copy: INSERT: id[integer]:87 data[text]:'untoasted85' + table public.toasted_copy: INSERT: id[integer]:88 data[text]:'untoasted86' + table public.toasted_copy: INSERT: id[integer]:89 data[text]:'untoasted87' + table public.toasted_copy: INSERT: id[integer]:90 data[text]:'untoasted88' + table public.toasted_copy: INSERT: id[integer]:91 data[text]:'untoasted89' + table public.toasted_copy: INSERT: id[integer]:92 data[text]:'untoasted90' + table public.toasted_copy: INSERT: id[integer]:93 data[text]:'untoasted91' + table public.toasted_copy: INSERT: id[integer]:94 data[text]:'untoasted92' + table public.toasted_copy: INSERT: id[integer]:95 data[text]:'untoasted93' + table public.toasted_copy: INSERT: id[integer]:96 data[text]:'untoasted94' + table public.toasted_copy: INSERT: id[integer]:97 data[text]:'untoasted95' + table public.toasted_copy: INSERT: id[integer]:98 data[text]:'untoasted96' + table public.toasted_copy: INSERT: id[integer]:99 data[text]:'untoasted97' + table public.toasted_copy: INSERT: id[integer]:100 data[text]:'untoasted98' + table public.toasted_copy: INSERT: id[integer]:101 data[text]:'untoasted99' + table public.toasted_copy: INSERT: id[integer]:102 data[text]:'untoasted100' + table public.toasted_copy: INSERT: id[integer]:103 data[text]:'untoasted101' + table public.toasted_copy: INSERT: id[integer]:104 data[text]:'untoasted102' + table public.toasted_copy: INSERT: id[integer]:105 data[text]:'untoasted103' + table public.toasted_copy: INSERT: id[integer]:106 data[text]:'untoasted104' + table public.toasted_copy: INSERT: id[integer]:107 data[text]:'untoasted105' + table public.toasted_copy: INSERT: id[integer]:108 data[text]:'untoasted106' + table public.toasted_copy: INSERT: id[integer]:109 data[text]:'untoasted107' + table public.toasted_copy: INSERT: id[integer]:110 data[text]:'untoasted108' + table public.toasted_copy: INSERT: id[integer]:111 data[text]:'untoasted109' + table public.toasted_copy: INSERT: id[integer]:112 data[text]:'untoasted110' + table public.toasted_copy: INSERT: id[integer]:113 data[text]:'untoasted111' + table public.toasted_copy: INSERT: id[integer]:114 data[text]:'untoasted112' + table public.toasted_copy: INSERT: id[integer]:115 data[text]:'untoasted113' + table public.toasted_copy: INSERT: id[integer]:116 data[text]:'untoasted114' + table public.toasted_copy: INSERT: id[integer]:117 data[text]:'untoasted115' + table public.toasted_copy: INSERT: id[integer]:118 data[text]:'untoasted116' + table public.toasted_copy: INSERT: id[integer]:119 data[text]:'untoasted117' + table public.toasted_copy: INSERT: id[integer]:120 data[text]:'untoasted118' + table public.toasted_copy: INSERT: id[integer]:121 data[text]:'untoasted119' + table public.toasted_copy: INSERT: id[integer]:122 data[text]:'untoasted120' + table public.toasted_copy: INSERT: id[integer]:123 data[text]:'untoasted121' + table public.toasted_copy: INSERT: id[integer]:124 data[text]:'untoasted122' + table public.toasted_copy: INSERT: id[integer]:125 data[text]:'untoasted123' + table public.toasted_copy: INSERT: id[integer]:126 data[text]:'untoasted124' + table public.toasted_copy: INSERT: id[integer]:127 data[text]:'untoasted125' + table public.toasted_copy: INSERT: id[integer]:128 data[text]:'untoasted126' + table public.toasted_copy: INSERT: id[integer]:129 data[text]:'untoasted127' + table public.toasted_copy: INSERT: id[integer]:130 data[text]:'untoasted128' + table public.toasted_copy: INSERT: id[integer]:131 data[text]:'untoasted129' + table public.toasted_copy: INSERT: id[integer]:132 data[text]:'untoasted130' + table public.toasted_copy: INSERT: id[integer]:133 data[text]:'untoasted131' + table public.toasted_copy: INSERT: id[integer]:134 data[text]:'untoasted132' + table public.toasted_copy: INSERT: id[integer]:135 data[text]:'untoasted133' + table public.toasted_copy: INSERT: id[integer]:136 data[text]:'untoasted134' + table public.toasted_copy: INSERT: id[integer]:137 data[text]:'untoasted135' + table public.toasted_copy: INSERT: id[integer]:138 data[text]:'untoasted136' + table public.toasted_copy: INSERT: id[integer]:139 data[text]:'untoasted137' + table public.toasted_copy: INSERT: id[integer]:140 data[text]:'untoasted138' + table public.toasted_copy: INSERT: id[integer]:141 data[text]:'untoasted139' + table public.toasted_copy: INSERT: id[integer]:142 data[text]:'untoasted140' + table public.toasted_copy: INSERT: id[integer]:143 data[text]:'untoasted141' + table public.toasted_copy: INSERT: id[integer]:144 data[text]:'untoasted142' + table public.toasted_copy: INSERT: id[integer]:145 data[text]:'untoasted143' + table public.toasted_copy: INSERT: id[integer]:146 data[text]:'untoasted144' + table public.toasted_copy: INSERT: id[integer]:147 data[text]:'untoasted145' + table public.toasted_copy: INSERT: id[integer]:148 data[text]:'untoasted146' + table public.toasted_copy: INSERT: id[integer]:149 data[text]:'untoasted147' + table public.toasted_copy: INSERT: id[integer]:150 data[text]:'untoasted148' + table public.toasted_copy: INSERT: id[integer]:151 data[text]:'untoasted149' + table public.toasted_copy: INSERT: id[integer]:152 data[text]:'untoasted150' + table public.toasted_copy: INSERT: id[integer]:153 data[text]:'untoasted151' + table public.toasted_copy: INSERT: id[integer]:154 data[text]:'untoasted152' + table public.toasted_copy: INSERT: id[integer]:155 data[text]:'untoasted153' + table public.toasted_copy: INSERT: id[integer]:156 data[text]:'untoasted154' + table public.toasted_copy: INSERT: id[integer]:157 data[text]:'untoasted155' + table public.toasted_copy: INSERT: id[integer]:158 data[text]:'untoasted156' + table public.toasted_copy: INSERT: id[integer]:159 data[text]:'untoasted157' + table public.toasted_copy: INSERT: id[integer]:160 data[text]:'untoasted158' + table public.toasted_copy: INSERT: id[integer]:161 data[text]:'untoasted159' + table public.toasted_copy: INSERT: id[integer]:162 data[text]:'untoasted160' + table public.toasted_copy: INSERT: id[integer]:163 data[text]:'untoasted161' + table public.toasted_copy: INSERT: id[integer]:164 data[text]:'untoasted162' + table public.toasted_copy: INSERT: id[integer]:165 data[text]:'untoasted163' + table public.toasted_copy: INSERT: id[integer]:166 data[text]:'untoasted164' + table public.toasted_copy: INSERT: id[integer]:167 data[text]:'untoasted165' + table public.toasted_copy: INSERT: id[integer]:168 data[text]:'untoasted166' + table public.toasted_copy: INSERT: id[integer]:169 data[text]:'untoasted167' + table public.toasted_copy: INSERT: id[integer]:170 data[text]:'untoasted168' + table public.toasted_copy: INSERT: id[integer]:171 data[text]:'untoasted169' + table public.toasted_copy: INSERT: id[integer]:172 data[text]:'untoasted170' + table public.toasted_copy: INSERT: id[integer]:173 data[text]:'untoasted171' + table public.toasted_copy: INSERT: id[integer]:174 data[text]:'untoasted172' + table public.toasted_copy: INSERT: id[integer]:175 data[text]:'untoasted173' + table public.toasted_copy: INSERT: id[integer]:176 data[text]:'untoasted174' + table public.toasted_copy: INSERT: id[integer]:177 data[text]:'untoasted175' + table public.toasted_copy: INSERT: id[integer]:178 data[text]:'untoasted176' + table public.toasted_copy: INSERT: id[integer]:179 data[text]:'untoasted177' + table public.toasted_copy: INSERT: id[integer]:180 data[text]:'untoasted178' + table public.toasted_copy: INSERT: id[integer]:181 data[text]:'untoasted179' + table public.toasted_copy: INSERT: id[integer]:182 data[text]:'untoasted180' + table public.toasted_copy: INSERT: id[integer]:183 data[text]:'untoasted181' + table public.toasted_copy: INSERT: id[integer]:184 data[text]:'untoasted182' + table public.toasted_copy: INSERT: id[integer]:185 data[text]:'untoasted183' + table public.toasted_copy: INSERT: id[integer]:186 data[text]:'untoasted184' + table public.toasted_copy: INSERT: id[integer]:187 data[text]:'untoasted185' + table public.toasted_copy: INSERT: id[integer]:188 data[text]:'untoasted186' + table public.toasted_copy: INSERT: id[integer]:189 data[text]:'untoasted187' + table public.toasted_copy: INSERT: id[integer]:190 data[text]:'untoasted188' + table public.toasted_copy: INSERT: id[integer]:191 data[text]:'untoasted189' + table public.toasted_copy: INSERT: id[integer]:192 data[text]:'untoasted190' + table public.toasted_copy: INSERT: id[integer]:193 data[text]:'untoasted191' + table public.toasted_copy: INSERT: id[integer]:194 data[text]:'untoasted192' + table public.toasted_copy: INSERT: id[integer]:195 data[text]:'untoasted193' + table public.toasted_copy: INSERT: id[integer]:196 data[text]:'untoasted194' + table public.toasted_copy: INSERT: id[integer]:197 data[text]:'untoasted195' + table public.toasted_copy: INSERT: id[integer]:198 data[text]:'untoasted196' + table public.toasted_copy: INSERT: id[integer]:199 data[text]:'untoasted197' + table public.toasted_copy: INSERT: id[integer]:200 data[text]:'untoasted198' + table public.toasted_copy: INSERT: id[integer]:201 data[text]:'toasted3-12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678 + table public.toasted_copy: INSERT: id[integer]:202 data[text]:'untoasted199' + table public.toasted_copy: INSERT: id[integer]:203 data[text]:'untoasted200' + COMMIT +(235 rows) + +-- test we can decode "old" tuples bigger than the max heap tuple size correctly +DROP TABLE IF EXISTS toasted_several; +NOTICE: table "toasted_several" does not exist, skipping +CREATE TABLE toasted_several ( + id serial unique not null, + toasted_key text primary key, + toasted_col1 text, + toasted_col2 text +); +ALTER TABLE toasted_several REPLICA IDENTITY FULL; +ALTER TABLE toasted_several ALTER COLUMN toasted_key SET STORAGE EXTERNAL; +ALTER TABLE toasted_several ALTER COLUMN toasted_col1 SET STORAGE EXTERNAL; +ALTER TABLE toasted_several ALTER COLUMN toasted_col2 SET STORAGE EXTERNAL; +-- Change the storage of the index back to EXTENDED, separately from +-- the table. This is currently not doable via DDL, but it is +-- supported internally. +UPDATE pg_attribute SET attstorage = 'x' WHERE attrelid = 'toasted_several_pkey'::regclass AND attname = 'toasted_key'; +INSERT INTO toasted_several(toasted_key) VALUES(repeat('9876543210', 10000)); +SELECT pg_column_size(toasted_key) > 2^16 FROM toasted_several; + ?column? +---------- + t +(1 row) + +SELECT regexp_replace(data, '^(.{100}).*(.{100})$', '\1..\2') FROM pg_logical_slot_peek_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + regexp_replace +------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ + BEGIN + table public.toasted_several: INSERT: id[integer]:1 toasted_key[text]:'98765432109876543210987654321..098765432109876543210987654321098765432109876543210' toasted_col1[text]:null toasted_col2[text]:null + COMMIT +(3 rows) + +-- test update of a toasted key without changing it +UPDATE toasted_several SET toasted_col1 = toasted_key; +UPDATE toasted_several SET toasted_col2 = toasted_col1; +SELECT regexp_replace(data, '^(.{100}).*(.{100})$', '\1..\2') FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + regexp_replace +------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ + BEGIN + table public.toasted_several: INSERT: id[integer]:1 toasted_key[text]:'98765432109876543210987654321..098765432109876543210987654321098765432109876543210' toasted_col1[text]:null toasted_col2[text]:null + COMMIT + BEGIN + table public.toasted_several: UPDATE: old-key: id[integer]:1 toasted_key[text]:'98765432109876543210..432109876543210987654321098765432109876543210987654321098765432109876543210' toasted_col2[text]:null + COMMIT + BEGIN + table public.toasted_several: UPDATE: old-key: id[integer]:1 toasted_key[text]:'98765432109876543210..876543210987654321098765432109876543210987654321098765432109876543210987654321098765432109876543210' + COMMIT +(9 rows) + +/* + * update with large tuplebuf, in a transaction large enough to force to spool to disk + */ +BEGIN; +INSERT INTO toasted_several(toasted_key) SELECT * FROM generate_series(1, 10234); +UPDATE toasted_several SET toasted_col1 = toasted_col2 WHERE id = 1; +DELETE FROM toasted_several WHERE id = 1; +COMMIT; +DROP TABLE toasted_several; +SELECT regexp_replace(data, '^(.{100}).*(.{100})$', '\1..\2') FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1') +WHERE data NOT LIKE '%INSERT: %'; + regexp_replace +------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ + BEGIN + table public.toasted_several: UPDATE: old-key: id[integer]:1 toasted_key[text]:'98765432109876543210..7654321098765432109876543210987654321098765432109876543210' toasted_col2[text]:unchanged-toast-datum + table public.toasted_several: DELETE: id[integer]:1 toasted_key[text]:'98765432109876543210987654321..876543210987654321098765432109876543210987654321098765432109876543210987654321098765432109876543210' + COMMIT +(4 rows) + +/* + * Test decoding relation rewrite with toast. The insert into tbl2 within the + * same transaction is there to check that there is no remaining toast_hash not + * being reset. + */ +CREATE TABLE tbl1 (a INT, b TEXT); +CREATE TABLE tbl2 (a INT); +ALTER TABLE tbl1 ALTER COLUMN b SET STORAGE EXTERNAL; +BEGIN; +INSERT INTO tbl1 VALUES(1, repeat('a', 4000)) ; +ALTER TABLE tbl1 ADD COLUMN id serial primary key; +INSERT INTO tbl2 VALUES(1); +commit; +SELECT substr(data, 1, 200) FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + substr +---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- + BEGIN + table public.tbl1: INSERT: a[integer]:1 b[text]:'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa + table public.tbl2: INSERT: a[integer]:1 + COMMIT +(4 rows) + +SELECT pg_drop_replication_slot('regression_slot'); + pg_drop_replication_slot +-------------------------- + +(1 row) + diff --git a/contrib/test_decoding/expected/truncate.out b/contrib/test_decoding/expected/truncate.out new file mode 100644 index 0000000..e64d377 --- /dev/null +++ b/contrib/test_decoding/expected/truncate.out @@ -0,0 +1,33 @@ +-- predictability +SET synchronous_commit = on; +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding'); + ?column? +---------- + init +(1 row) + +CREATE TABLE tab1 (id serial unique, data int); +CREATE TABLE tab2 (a int primary key, b int); +TRUNCATE tab1; +TRUNCATE tab1, tab1 RESTART IDENTITY CASCADE; +TRUNCATE tab1, tab2; +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +------------------------------------------------------ + BEGIN + table public.tab1: TRUNCATE: (no-flags) + COMMIT + BEGIN + table public.tab1: TRUNCATE: restart_seqs cascade + COMMIT + BEGIN + table public.tab1, public.tab2: TRUNCATE: (no-flags) + COMMIT +(9 rows) + +SELECT pg_drop_replication_slot('regression_slot'); + pg_drop_replication_slot +-------------------------- + +(1 row) + diff --git a/contrib/test_decoding/expected/twophase.out b/contrib/test_decoding/expected/twophase.out new file mode 100644 index 0000000..e89dc74 --- /dev/null +++ b/contrib/test_decoding/expected/twophase.out @@ -0,0 +1,223 @@ +-- Test prepared transactions. When two-phase-commit is enabled, transactions are +-- decoded at PREPARE time rather than at COMMIT PREPARED time. +SET synchronous_commit = on; +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding', false, true); + ?column? +---------- + init +(1 row) + +CREATE TABLE test_prepared1(id integer primary key); +CREATE TABLE test_prepared2(id integer primary key); +-- Test that decoding happens at PREPARE time when two-phase-commit is enabled. +-- Decoding after COMMIT PREPARED must have all the commands in the transaction. +BEGIN; +INSERT INTO test_prepared1 VALUES (1); +INSERT INTO test_prepared1 VALUES (2); +-- should show nothing because the xact has not been prepared yet. +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +------ +(0 rows) + +PREPARE TRANSACTION 'test_prepared#1'; +-- should show both the above inserts and the PREPARE TRANSACTION. +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +---------------------------------------------------- + BEGIN + table public.test_prepared1: INSERT: id[integer]:1 + table public.test_prepared1: INSERT: id[integer]:2 + PREPARE TRANSACTION 'test_prepared#1' +(4 rows) + +COMMIT PREPARED 'test_prepared#1'; +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +----------------------------------- + COMMIT PREPARED 'test_prepared#1' +(1 row) + +-- Test that rollback of a prepared xact is decoded. +BEGIN; +INSERT INTO test_prepared1 VALUES (3); +PREPARE TRANSACTION 'test_prepared#2'; +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +---------------------------------------------------- + BEGIN + table public.test_prepared1: INSERT: id[integer]:3 + PREPARE TRANSACTION 'test_prepared#2' +(3 rows) + +ROLLBACK PREPARED 'test_prepared#2'; +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +------------------------------------- + ROLLBACK PREPARED 'test_prepared#2' +(1 row) + +-- Test prepare of a xact containing ddl. Leaving xact uncommitted for next test. +BEGIN; +ALTER TABLE test_prepared1 ADD COLUMN data text; +INSERT INTO test_prepared1 VALUES (4, 'frakbar'); +PREPARE TRANSACTION 'test_prepared#3'; +-- confirm that exclusive lock from the ALTER command is held on test_prepared1 table +SELECT 'test_prepared_1' AS relation, locktype, mode +FROM pg_locks +WHERE locktype = 'relation' + AND relation = 'test_prepared1'::regclass; + relation | locktype | mode +-----------------+----------+--------------------- + test_prepared_1 | relation | RowExclusiveLock + test_prepared_1 | relation | AccessExclusiveLock +(2 rows) + +-- The insert should show the newly altered column but not the DDL. +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +------------------------------------------------------------------------- + BEGIN + table public.test_prepared1: INSERT: id[integer]:4 data[text]:'frakbar' + PREPARE TRANSACTION 'test_prepared#3' +(3 rows) + +-- Test that we decode correctly while an uncommitted prepared xact +-- with ddl exists. +-- +-- Use a separate table for the concurrent transaction because the lock from +-- the ALTER will stop us inserting into the other one. +-- +INSERT INTO test_prepared2 VALUES (5); +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +---------------------------------------------------- + BEGIN + table public.test_prepared2: INSERT: id[integer]:5 + COMMIT +(3 rows) + +COMMIT PREPARED 'test_prepared#3'; +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +----------------------------------- + COMMIT PREPARED 'test_prepared#3' +(1 row) + +-- make sure stuff still works +INSERT INTO test_prepared1 VALUES (6); +INSERT INTO test_prepared2 VALUES (7); +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +-------------------------------------------------------------------- + BEGIN + table public.test_prepared1: INSERT: id[integer]:6 data[text]:null + COMMIT + BEGIN + table public.test_prepared2: INSERT: id[integer]:7 + COMMIT +(6 rows) + +-- Check 'CLUSTER' (as operation that hold exclusive lock) doesn't block +-- logical decoding. +BEGIN; +INSERT INTO test_prepared1 VALUES (8, 'othercol'); +CLUSTER test_prepared1 USING test_prepared1_pkey; +INSERT INTO test_prepared1 VALUES (9, 'othercol2'); +PREPARE TRANSACTION 'test_prepared_lock'; +SELECT 'test_prepared1' AS relation, locktype, mode +FROM pg_locks +WHERE locktype = 'relation' + AND relation = 'test_prepared1'::regclass; + relation | locktype | mode +----------------+----------+--------------------- + test_prepared1 | relation | RowExclusiveLock + test_prepared1 | relation | ShareLock + test_prepared1 | relation | AccessExclusiveLock +(3 rows) + +-- The above CLUSTER command shouldn't cause a timeout on 2pc decoding. +\set env_timeout '' +\getenv env_timeout PG_TEST_TIMEOUT_DEFAULT +SELECT COALESCE(NULLIF(:'env_timeout', ''), '180') || 's' AS timeout \gset +SET statement_timeout = :'timeout'; +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +--------------------------------------------------------------------------- + BEGIN + table public.test_prepared1: INSERT: id[integer]:8 data[text]:'othercol' + table public.test_prepared1: INSERT: id[integer]:9 data[text]:'othercol2' + PREPARE TRANSACTION 'test_prepared_lock' +(4 rows) + +RESET statement_timeout; +COMMIT PREPARED 'test_prepared_lock'; +-- consume the commit +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +-------------------------------------- + COMMIT PREPARED 'test_prepared_lock' +(1 row) + +-- Test savepoints and sub-xacts. Creating savepoints will create +-- sub-xacts implicitly. +BEGIN; +CREATE TABLE test_prepared_savepoint (a int); +INSERT INTO test_prepared_savepoint VALUES (1); +SAVEPOINT test_savepoint; +INSERT INTO test_prepared_savepoint VALUES (2); +ROLLBACK TO SAVEPOINT test_savepoint; +PREPARE TRANSACTION 'test_prepared_savepoint'; +-- should show only 1, not 2 +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +------------------------------------------------------------ + BEGIN + table public.test_prepared_savepoint: INSERT: a[integer]:1 + PREPARE TRANSACTION 'test_prepared_savepoint' +(3 rows) + +COMMIT PREPARED 'test_prepared_savepoint'; +-- consume the commit +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +------------------------------------------- + COMMIT PREPARED 'test_prepared_savepoint' +(1 row) + +-- Test that a GID containing "_nodecode" gets decoded at commit prepared time. +BEGIN; +INSERT INTO test_prepared1 VALUES (20); +PREPARE TRANSACTION 'test_prepared_nodecode'; +-- should show nothing +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +------ +(0 rows) + +COMMIT PREPARED 'test_prepared_nodecode'; +-- should be decoded now +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +--------------------------------------------------------------------- + BEGIN + table public.test_prepared1: INSERT: id[integer]:20 data[text]:null + COMMIT +(3 rows) + +-- Test 8: +-- cleanup and make sure results are also empty +DROP TABLE test_prepared1; +DROP TABLE test_prepared2; +-- show results. There should be nothing to show +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +------ +(0 rows) + +SELECT pg_drop_replication_slot('regression_slot'); + pg_drop_replication_slot +-------------------------- + +(1 row) + diff --git a/contrib/test_decoding/expected/twophase_snapshot.out b/contrib/test_decoding/expected/twophase_snapshot.out new file mode 100644 index 0000000..f555ffd --- /dev/null +++ b/contrib/test_decoding/expected/twophase_snapshot.out @@ -0,0 +1,53 @@ +Parsed test spec with 3 sessions + +starting permutation: s2b s2txid s1init s3b s3txid s2c s2b s2insert s2p s3c s1insert s1start s2cp s1start +step s2b: BEGIN; +step s2txid: SELECT pg_current_xact_id() IS NULL; +?column? +-------- +f +(1 row) + +step s1init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding', false, true); <waiting ...> +step s3b: BEGIN; +step s3txid: SELECT pg_current_xact_id() IS NULL; +?column? +-------- +f +(1 row) + +step s2c: COMMIT; +step s2b: BEGIN; +step s2insert: INSERT INTO do_write DEFAULT VALUES; +step s2p: PREPARE TRANSACTION 'test1'; +step s3c: COMMIT; +step s1init: <... completed> +?column? +-------- +init +(1 row) + +step s1insert: INSERT INTO do_write DEFAULT VALUES; +step s1start: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', 'false', 'skip-empty-xacts', '1'); +data +-------------------------------------------- +BEGIN +table public.do_write: INSERT: id[integer]:2 +COMMIT +(3 rows) + +step s2cp: COMMIT PREPARED 'test1'; +step s1start: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'include-xids', 'false', 'skip-empty-xacts', '1'); +data +-------------------------------------------- +BEGIN +table public.do_write: INSERT: id[integer]:1 +PREPARE TRANSACTION 'test1' +COMMIT PREPARED 'test1' +(4 rows) + +?column? +-------- +stop +(1 row) + diff --git a/contrib/test_decoding/expected/twophase_stream.out b/contrib/test_decoding/expected/twophase_stream.out new file mode 100644 index 0000000..b08bb0e --- /dev/null +++ b/contrib/test_decoding/expected/twophase_stream.out @@ -0,0 +1,125 @@ +-- Test streaming of two-phase commits +SET synchronous_commit = on; +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding', false, true); + ?column? +---------- + init +(1 row) + +CREATE TABLE stream_test(data text); +-- consume DDL +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +------ +(0 rows) + +-- streaming test with sub-transaction and PREPARE/COMMIT PREPARED +BEGIN; +SAVEPOINT s1; +SELECT 'msg5' FROM pg_logical_emit_message(true, 'test', repeat('a', 50)); + ?column? +---------- + msg5 +(1 row) + +INSERT INTO stream_test SELECT repeat('a', 2000) || g.i FROM generate_series(1, 35) g(i); +TRUNCATE table stream_test; +ROLLBACK TO s1; +INSERT INTO stream_test SELECT repeat('a', 10) || g.i FROM generate_series(1, 20) g(i); +PREPARE TRANSACTION 'test1'; +-- should show the inserts after a ROLLBACK +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL,NULL, 'include-xids', '0', 'skip-empty-xacts', '1', 'stream-changes', '1'); + data +---------------------------------------------------------- + streaming message: transactional: 1 prefix: test, sz: 50 + opening a streamed block for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + streaming change for transaction + closing a streamed block for transaction + preparing streamed transaction 'test1' +(24 rows) + +COMMIT PREPARED 'test1'; +--should show the COMMIT PREPARED and the other changes in the transaction +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL,NULL, 'include-xids', '0', 'skip-empty-xacts', '1', 'stream-changes', '1'); + data +------------------------- + COMMIT PREPARED 'test1' +(1 row) + +-- streaming test with sub-transaction and PREPARE/COMMIT PREPARED but with +-- filtered gid. gids with '_nodecode' will not be decoded at prepare time. +BEGIN; +SAVEPOINT s1; +SELECT 'msg5' FROM pg_logical_emit_message(true, 'test', repeat('a', 50)); + ?column? +---------- + msg5 +(1 row) + +INSERT INTO stream_test SELECT repeat('a', 2000) || g.i FROM generate_series(1, 35) g(i); +TRUNCATE table stream_test; +ROLLBACK to s1; +INSERT INTO stream_test SELECT repeat('a', 10) || g.i FROM generate_series(1, 20) g(i); +PREPARE TRANSACTION 'test1_nodecode'; +-- should NOT show inserts after a ROLLBACK +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL,NULL, 'include-xids', '0', 'skip-empty-xacts', '1', 'stream-changes', '1'); + data +---------------------------------------------------------- + streaming message: transactional: 1 prefix: test, sz: 50 +(1 row) + +COMMIT PREPARED 'test1_nodecode'; +-- should show the inserts but not show a COMMIT PREPARED but a COMMIT +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL,NULL, 'include-xids', '0', 'skip-empty-xacts', '1', 'stream-changes', '1'); + data +------------------------------------------------------------- + BEGIN + table public.stream_test: INSERT: data[text]:'aaaaaaaaaa1' + table public.stream_test: INSERT: data[text]:'aaaaaaaaaa2' + table public.stream_test: INSERT: data[text]:'aaaaaaaaaa3' + table public.stream_test: INSERT: data[text]:'aaaaaaaaaa4' + table public.stream_test: INSERT: data[text]:'aaaaaaaaaa5' + table public.stream_test: INSERT: data[text]:'aaaaaaaaaa6' + table public.stream_test: INSERT: data[text]:'aaaaaaaaaa7' + table public.stream_test: INSERT: data[text]:'aaaaaaaaaa8' + table public.stream_test: INSERT: data[text]:'aaaaaaaaaa9' + table public.stream_test: INSERT: data[text]:'aaaaaaaaaa10' + table public.stream_test: INSERT: data[text]:'aaaaaaaaaa11' + table public.stream_test: INSERT: data[text]:'aaaaaaaaaa12' + table public.stream_test: INSERT: data[text]:'aaaaaaaaaa13' + table public.stream_test: INSERT: data[text]:'aaaaaaaaaa14' + table public.stream_test: INSERT: data[text]:'aaaaaaaaaa15' + table public.stream_test: INSERT: data[text]:'aaaaaaaaaa16' + table public.stream_test: INSERT: data[text]:'aaaaaaaaaa17' + table public.stream_test: INSERT: data[text]:'aaaaaaaaaa18' + table public.stream_test: INSERT: data[text]:'aaaaaaaaaa19' + table public.stream_test: INSERT: data[text]:'aaaaaaaaaa20' + COMMIT +(22 rows) + +DROP TABLE stream_test; +SELECT pg_drop_replication_slot('regression_slot'); + pg_drop_replication_slot +-------------------------- + +(1 row) + diff --git a/contrib/test_decoding/expected/xact.out b/contrib/test_decoding/expected/xact.out new file mode 100644 index 0000000..ec47450 --- /dev/null +++ b/contrib/test_decoding/expected/xact.out @@ -0,0 +1,64 @@ +-- predictability +SET synchronous_commit = on; +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding'); + ?column? +---------- + init +(1 row) + +CREATE TABLE xact_test(data text); +INSERT INTO xact_test VALUES ('before-test'); +-- bug #13844, xids in non-decoded records need to be inspected +BEGIN; +-- perform operation in xact that creates and logs xid, but isn't decoded +SELECT * FROM xact_test FOR UPDATE; + data +------------- + before-test +(1 row) + +SAVEPOINT foo; +-- and now actually insert in subxact, xid is expected to be known +INSERT INTO xact_test VALUES ('after-assignment'); +COMMIT; +-- and now show those changes +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +--------------------------------------------------------------- + BEGIN + table public.xact_test: INSERT: data[text]:'before-test' + COMMIT + BEGIN + table public.xact_test: INSERT: data[text]:'after-assignment' + COMMIT +(6 rows) + +-- bug #14279, do not propagate null snapshot from subtransaction +BEGIN; +-- first insert +INSERT INTO xact_test VALUES ('main-txn'); +SAVEPOINT foo; +-- now perform operation in subxact that creates and logs xid, but isn't decoded +SELECT 1 FROM xact_test FOR UPDATE LIMIT 1; + ?column? +---------- + 1 +(1 row) + +COMMIT; +-- and now show those changes +SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1'); + data +------------------------------------------------------- + BEGIN + table public.xact_test: INSERT: data[text]:'main-txn' + COMMIT +(3 rows) + +DROP TABLE xact_test; +SELECT pg_drop_replication_slot('regression_slot'); + pg_drop_replication_slot +-------------------------- + +(1 row) + |