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-- Test old extension version entry points.
CREATE EXTENSION pg_walinspect WITH VERSION '1.0';
-- Mask DETAIL messages as these could refer to current LSN positions.
\set VERBOSITY terse
-- List what version 1.0 contains, using a locale-independent sorting.
SELECT pg_describe_object(classid, objid, 0) AS obj
FROM pg_depend
WHERE refclassid = 'pg_extension'::regclass AND
refobjid = (SELECT oid FROM pg_extension
WHERE extname = 'pg_walinspect') AND deptype = 'e'
ORDER BY pg_describe_object(classid, objid, 0) COLLATE "C";
obj
-----------------------------------------------------------
function pg_get_wal_record_info(pg_lsn)
function pg_get_wal_records_info(pg_lsn,pg_lsn)
function pg_get_wal_records_info_till_end_of_wal(pg_lsn)
function pg_get_wal_stats(pg_lsn,pg_lsn,boolean)
function pg_get_wal_stats_till_end_of_wal(pg_lsn,boolean)
(5 rows)
-- Make sure checkpoints don't interfere with the test.
SELECT 'init' FROM pg_create_physical_replication_slot('regress_pg_walinspect_slot', true, false);
?column?
----------
init
(1 row)
CREATE TABLE sample_tbl(col1 int, col2 int);
SELECT pg_current_wal_lsn() AS wal_lsn1 \gset
INSERT INTO sample_tbl SELECT * FROM generate_series(1, 2);
-- Tests for the past functions.
SELECT COUNT(*) >= 1 AS ok FROM pg_get_wal_records_info_till_end_of_wal(:'wal_lsn1');
ok
----
t
(1 row)
SELECT COUNT(*) >= 1 AS ok FROM pg_get_wal_stats_till_end_of_wal(:'wal_lsn1');
ok
----
t
(1 row)
-- Failures with start LSNs.
SELECT * FROM pg_get_wal_records_info_till_end_of_wal('FFFFFFFF/FFFFFFFF');
ERROR: WAL start LSN must be less than current LSN
SELECT * FROM pg_get_wal_stats_till_end_of_wal('FFFFFFFF/FFFFFFFF');
ERROR: WAL start LSN must be less than current LSN
-- Move to new version 1.1.
ALTER EXTENSION pg_walinspect UPDATE TO '1.1';
-- List what version 1.1 contains.
\dx+ pg_walinspect
Objects in extension "pg_walinspect"
Object description
--------------------------------------------------
function pg_get_wal_block_info(pg_lsn,pg_lsn)
function pg_get_wal_record_info(pg_lsn)
function pg_get_wal_records_info(pg_lsn,pg_lsn)
function pg_get_wal_stats(pg_lsn,pg_lsn,boolean)
(4 rows)
SELECT pg_drop_replication_slot('regress_pg_walinspect_slot');
pg_drop_replication_slot
--------------------------
(1 row)
DROP TABLE sample_tbl;
DROP EXTENSION pg_walinspect;
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