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contrib/test_decoding/sql/messages.sql
35 строк
1 KB
Michael Paquier
Add flush option to pg_logical_emit_message()
18 окт 2023, 05:24
18 окт 2023, 05:24
173b56f
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-- predictability SET synchronous_commit = on; SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding'); -- These two cover the path for the flush variant. SELECT 'msg1' FROM pg_logical_emit_message(true, 'test', 'msg1', true); SELECT 'msg2' FROM pg_logical_emit_message(false, 'test', 'msg2', true); BEGIN; SELECT 'msg3' FROM pg_logical_emit_message(true, 'test', 'msg3'); SELECT 'msg4' FROM pg_logical_emit_message(false, 'test', 'msg4'); ROLLBACK; BEGIN; SELECT 'msg5' FROM pg_logical_emit_message(true, 'test', 'msg5'); SELECT 'msg6' FROM pg_logical_emit_message(false, 'test', 'msg6'); SELECT 'msg7' FROM pg_logical_emit_message(true, 'test', 'msg7'); COMMIT; SELECT 'ignorethis' FROM pg_logical_emit_message(true, 'test', 'czechtastic'); SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'force-binary', '0', 'skip-empty-xacts', '1', 'include-xids', '0'); -- test db filtering \set prevdb :DBNAME \c template1 SELECT 'otherdb1' FROM pg_logical_emit_message(false, 'test', 'otherdb1'); SELECT 'otherdb2' FROM pg_logical_emit_message(true, 'test', 'otherdb2'); \c :prevdb SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'force-binary', '0', 'skip-empty-xacts', '1'); SELECT 'cleanup' FROM pg_drop_replication_slot('regression_slot');