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Diffstat (limited to 'src/test/regress/expected/lock.out')
| -rw-r--r-- | src/test/regress/expected/lock.out | 178 |
1 files changed, 178 insertions, 0 deletions
diff --git a/src/test/regress/expected/lock.out b/src/test/regress/expected/lock.out new file mode 100644 index 0000000..d43bee0 --- /dev/null +++ b/src/test/regress/expected/lock.out @@ -0,0 +1,178 @@ +-- +-- Test the LOCK statement +-- +-- Setup +CREATE SCHEMA lock_schema1; +SET search_path = lock_schema1; +CREATE TABLE lock_tbl1 (a BIGINT); +CREATE TABLE lock_tbl1a (a BIGINT); +CREATE VIEW lock_view1 AS SELECT * FROM lock_tbl1; +CREATE VIEW lock_view2(a,b) AS SELECT * FROM lock_tbl1, lock_tbl1a; +CREATE VIEW lock_view3 AS SELECT * from lock_view2; +CREATE VIEW lock_view4 AS SELECT (select a from lock_tbl1a limit 1) from lock_tbl1; +CREATE VIEW lock_view5 AS SELECT * from lock_tbl1 where a in (select * from lock_tbl1a); +CREATE VIEW lock_view6 AS SELECT * from (select * from lock_tbl1) sub; +CREATE ROLE regress_rol_lock1; +ALTER ROLE regress_rol_lock1 SET search_path = lock_schema1; +GRANT USAGE ON SCHEMA lock_schema1 TO regress_rol_lock1; +-- Try all valid lock options; also try omitting the optional TABLE keyword. +BEGIN TRANSACTION; +LOCK TABLE lock_tbl1 IN ACCESS SHARE MODE; +LOCK lock_tbl1 IN ROW SHARE MODE; +LOCK TABLE lock_tbl1 IN ROW EXCLUSIVE MODE; +LOCK TABLE lock_tbl1 IN SHARE UPDATE EXCLUSIVE MODE; +LOCK TABLE lock_tbl1 IN SHARE MODE; +LOCK lock_tbl1 IN SHARE ROW EXCLUSIVE MODE; +LOCK TABLE lock_tbl1 IN EXCLUSIVE MODE; +LOCK TABLE lock_tbl1 IN ACCESS EXCLUSIVE MODE; +ROLLBACK; +-- Try using NOWAIT along with valid options. +BEGIN TRANSACTION; +LOCK TABLE lock_tbl1 IN ACCESS SHARE MODE NOWAIT; +LOCK TABLE lock_tbl1 IN ROW SHARE MODE NOWAIT; +LOCK TABLE lock_tbl1 IN ROW EXCLUSIVE MODE NOWAIT; +LOCK TABLE lock_tbl1 IN SHARE UPDATE EXCLUSIVE MODE NOWAIT; +LOCK TABLE lock_tbl1 IN SHARE MODE NOWAIT; +LOCK TABLE lock_tbl1 IN SHARE ROW EXCLUSIVE MODE NOWAIT; +LOCK TABLE lock_tbl1 IN EXCLUSIVE MODE NOWAIT; +LOCK TABLE lock_tbl1 IN ACCESS EXCLUSIVE MODE NOWAIT; +ROLLBACK; +-- Verify that we can lock views. +BEGIN TRANSACTION; +LOCK TABLE lock_view1 IN EXCLUSIVE MODE; +-- lock_view1 and lock_tbl1 are locked. +select relname from pg_locks l, pg_class c + where l.relation = c.oid and relname like '%lock_%' and mode = 'ExclusiveLock' + order by relname; + relname +------------ + lock_tbl1 + lock_view1 +(2 rows) + +ROLLBACK; +BEGIN TRANSACTION; +LOCK TABLE lock_view2 IN EXCLUSIVE MODE; +-- lock_view1, lock_tbl1, and lock_tbl1a are locked. +select relname from pg_locks l, pg_class c + where l.relation = c.oid and relname like '%lock_%' and mode = 'ExclusiveLock' + order by relname; + relname +------------ + lock_tbl1 + lock_tbl1a + lock_view2 +(3 rows) + +ROLLBACK; +BEGIN TRANSACTION; +LOCK TABLE lock_view3 IN EXCLUSIVE MODE; +-- lock_view3, lock_view2, lock_tbl1, and lock_tbl1a are locked recursively. +select relname from pg_locks l, pg_class c + where l.relation = c.oid and relname like '%lock_%' and mode = 'ExclusiveLock' + order by relname; + relname +------------ + lock_tbl1 + lock_tbl1a + lock_view2 + lock_view3 +(4 rows) + +ROLLBACK; +BEGIN TRANSACTION; +LOCK TABLE lock_view4 IN EXCLUSIVE MODE; +-- lock_view4, lock_tbl1, and lock_tbl1a are locked. +select relname from pg_locks l, pg_class c + where l.relation = c.oid and relname like '%lock_%' and mode = 'ExclusiveLock' + order by relname; + relname +------------ + lock_tbl1 + lock_tbl1a + lock_view4 +(3 rows) + +ROLLBACK; +BEGIN TRANSACTION; +LOCK TABLE lock_view5 IN EXCLUSIVE MODE; +-- lock_view5, lock_tbl1, and lock_tbl1a are locked. +select relname from pg_locks l, pg_class c + where l.relation = c.oid and relname like '%lock_%' and mode = 'ExclusiveLock' + order by relname; + relname +------------ + lock_tbl1 + lock_tbl1a + lock_view5 +(3 rows) + +ROLLBACK; +BEGIN TRANSACTION; +LOCK TABLE lock_view6 IN EXCLUSIVE MODE; +-- lock_view6 an lock_tbl1 are locked. +select relname from pg_locks l, pg_class c + where l.relation = c.oid and relname like '%lock_%' and mode = 'ExclusiveLock' + order by relname; + relname +------------ + lock_tbl1 + lock_view6 +(2 rows) + +ROLLBACK; +-- Verify that we cope with infinite recursion in view definitions. +CREATE OR REPLACE VIEW lock_view2 AS SELECT * from lock_view3; +BEGIN TRANSACTION; +LOCK TABLE lock_view2 IN EXCLUSIVE MODE; +ROLLBACK; +CREATE VIEW lock_view7 AS SELECT * from lock_view2; +BEGIN TRANSACTION; +LOCK TABLE lock_view7 IN EXCLUSIVE MODE; +ROLLBACK; +-- Verify that we can lock a table with inheritance children. +CREATE TABLE lock_tbl2 (b BIGINT) INHERITS (lock_tbl1); +CREATE TABLE lock_tbl3 () INHERITS (lock_tbl2); +BEGIN TRANSACTION; +LOCK TABLE lock_tbl1 * IN ACCESS EXCLUSIVE MODE; +ROLLBACK; +-- Child tables are locked without granting explicit permission to do so as +-- long as we have permission to lock the parent. +GRANT UPDATE ON TABLE lock_tbl1 TO regress_rol_lock1; +SET ROLE regress_rol_lock1; +-- fail when child locked directly +BEGIN; +LOCK TABLE lock_tbl2; +ERROR: permission denied for table lock_tbl2 +ROLLBACK; +BEGIN; +LOCK TABLE lock_tbl1 * IN ACCESS EXCLUSIVE MODE; +ROLLBACK; +BEGIN; +LOCK TABLE ONLY lock_tbl1; +ROLLBACK; +RESET ROLE; +-- +-- Clean up +-- +DROP VIEW lock_view7; +DROP VIEW lock_view6; +DROP VIEW lock_view5; +DROP VIEW lock_view4; +DROP VIEW lock_view3 CASCADE; +NOTICE: drop cascades to view lock_view2 +DROP VIEW lock_view1; +DROP TABLE lock_tbl3; +DROP TABLE lock_tbl2; +DROP TABLE lock_tbl1; +DROP TABLE lock_tbl1a; +DROP SCHEMA lock_schema1 CASCADE; +DROP ROLE regress_rol_lock1; +-- atomic ops tests +RESET search_path; +SELECT test_atomic_ops(); + test_atomic_ops +----------------- + t +(1 row) + |