34 lines
1.2 KiB
PL/PgSQL
34 lines
1.2 KiB
PL/PgSQL
-- predictability
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SET synchronous_commit = on;
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SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
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CREATE TABLE xact_test(data text);
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INSERT INTO xact_test VALUES ('before-test');
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-- bug #13844, xids in non-decoded records need to be inspected
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BEGIN;
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-- perform operation in xact that creates and logs xid, but isn't decoded
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SELECT * FROM xact_test FOR UPDATE;
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SAVEPOINT foo;
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-- and now actually insert in subxact, xid is expected to be known
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INSERT INTO xact_test VALUES ('after-assignment');
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COMMIT;
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-- and now show those changes
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SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
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-- bug #14279, do not propagate null snapshot from subtransaction
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BEGIN;
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-- first insert
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INSERT INTO xact_test VALUES ('main-txn');
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SAVEPOINT foo;
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-- now perform operation in subxact that creates and logs xid, but isn't decoded
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SELECT 1 FROM xact_test FOR UPDATE LIMIT 1;
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COMMIT;
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-- and now show those changes
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SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
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DROP TABLE xact_test;
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SELECT pg_drop_replication_slot('regression_slot');
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