Adding upstream version 13.4.upstream/13.4upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 311 insertions, 0 deletions

diff --git a/contrib/test_decoding/sql/toast.sql b/contrib/test_decoding/sql/toast.sql
new file mode 100644
index 0000000..016c3ab
--- /dev/null
+++ b/contrib/test_decoding/sql/toast.sql
@@ -0,0 +1,311 @@
+-- predictability
+SET synchronous_commit = on;
+
+DROP TABLE IF EXISTS xpto;
+
+SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
+
+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;
+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
+1	untoasted1
+2	toasted1-12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890
+3	untoasted2
+4	toasted2-12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890
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+202	untoasted199
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+\.
+SELECT substr(data, 1, 200) FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
+
+-- test we can decode "old" tuples bigger than the max heap tuple size correctly
+DROP TABLE IF EXISTS toasted_several;
+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;
+
+SELECT regexp_replace(data, '^(.{100}).*(.{100})$', '\1..\2') FROM pg_logical_slot_peek_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
+
+-- test update of a toasted key without changing it
+UPDATE toasted_several SET toasted_col1 = toasted_key;
+UPDATE toasted_several SET toasted_col2 = toasted_col1;
+
+SELECT regexp_replace(data, '^(.{100}).*(.{100})$', '\1..\2') FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
+
+/*
+ * 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: %';
+SELECT pg_drop_replication_slot('regression_slot');