diff options
Diffstat (limited to 'contrib/test_decoding/specs/invalidation_distribution.spec')
| -rw-r--r-- | contrib/test_decoding/specs/invalidation_distribution.spec | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/contrib/test_decoding/specs/invalidation_distribution.spec b/contrib/test_decoding/specs/invalidation_distribution.spec new file mode 100644 index 00000000000..decbed627e3 --- /dev/null +++ b/contrib/test_decoding/specs/invalidation_distribution.spec @@ -0,0 +1,32 @@ +# Test that catalog cache invalidation messages are distributed to ongoing +# transactions, ensuring they can access the updated catalog content after +# processing these messages. +setup +{ + SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'pgoutput'); + CREATE TABLE tbl1(val1 integer, val2 integer); + CREATE PUBLICATION pub; +} + +teardown +{ + DROP TABLE tbl1; + DROP PUBLICATION pub; + SELECT 'stop' FROM pg_drop_replication_slot('isolation_slot'); +} + +session "s1" +setup { SET synchronous_commit=on; } + +step "s1_begin" { BEGIN; } +step "s1_insert_tbl1" { INSERT INTO tbl1 (val1, val2) VALUES (1, 1); } +step "s1_commit" { COMMIT; } + +session "s2" +setup { SET synchronous_commit=on; } + +step "s2_alter_pub_add_tbl" { ALTER PUBLICATION pub ADD TABLE tbl1; } +step "s2_get_binary_changes" { SELECT count(data) FROM pg_logical_slot_get_binary_changes('isolation_slot', NULL, NULL, 'proto_version', '4', 'publication_names', 'pub') WHERE get_byte(data, 0) = 73; } + +# Expect to get one insert change. LOGICAL_REP_MSG_INSERT = 'I' +permutation "s1_insert_tbl1" "s1_begin" "s1_insert_tbl1" "s2_alter_pub_add_tbl" "s1_commit" "s1_insert_tbl1" "s2_get_binary_changes" |