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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 12:19:15 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 12:19:15 +0000 |
commit | 6eb9c5a5657d1fe77b55cc261450f3538d35a94d (patch) | |
tree | 657d8194422a5daccecfd42d654b8a245ef7b4c8 /contrib/test_decoding/sql/time.sql | |
parent | Initial commit. (diff) | |
download | postgresql-13-6eb9c5a5657d1fe77b55cc261450f3538d35a94d.tar.xz postgresql-13-6eb9c5a5657d1fe77b55cc261450f3538d35a94d.zip |
Adding upstream version 13.4.upstream/13.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'contrib/test_decoding/sql/time.sql')
-rw-r--r-- | contrib/test_decoding/sql/time.sql | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/contrib/test_decoding/sql/time.sql b/contrib/test_decoding/sql/time.sql new file mode 100644 index 0000000..a47c973 --- /dev/null +++ b/contrib/test_decoding/sql/time.sql @@ -0,0 +1,22 @@ +SET synchronous_commit = on; + +CREATE TABLE test_time(data text); + +-- remember the current time +SELECT set_config('test.time_before', NOW()::text, false) IS NOT NULL; + +SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding'); + +-- a single transaction, to get the commit time +INSERT INTO test_time(data) VALUES (''); + +-- parse the commit time from the changeset +SELECT set_config('test.time_after', regexp_replace(data, '^COMMIT \(at (.*)\)$', '\1'), false) IS NOT NULL +FROM pg_logical_slot_peek_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1', 'include-timestamp', '1') +WHERE data ~ 'COMMIT' LIMIT 1; + +-- ensure commit time is sane in relation to the previous time +SELECT (time_after - time_before) <= '10 minutes'::interval, time_after >= time_before +FROM (SELECT current_setting('test.time_after')::timestamptz AS time_after, (SELECT current_setting('test.time_before')::timestamptz) AS time_before) AS d; + +SELECT pg_drop_replication_slot('regression_slot'); |