diff options
Diffstat (limited to 'contrib/test_decoding/sql')
| -rw-r--r-- | contrib/test_decoding/sql/slot.sql | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/contrib/test_decoding/sql/slot.sql b/contrib/test_decoding/sql/slot.sql index c8d08f85417..6d83fb26782 100644 --- a/contrib/test_decoding/sql/slot.sql +++ b/contrib/test_decoding/sql/slot.sql @@ -76,3 +76,97 @@ SELECT slot_name FROM pg_create_physical_replication_slot('regression_slot3'); SELECT pg_replication_slot_advance('regression_slot3', '0/0'); -- invalid LSN SELECT pg_replication_slot_advance('regression_slot3', '0/1'); -- error SELECT pg_drop_replication_slot('regression_slot3'); + +-- +-- Test copy functions for logical replication slots +-- + +-- Create and copy logical slots +SELECT 'init' FROM pg_create_logical_replication_slot('orig_slot1', 'test_decoding', false); +SELECT 'copy' FROM pg_copy_logical_replication_slot('orig_slot1', 'copied_slot1_no_change'); +SELECT 'copy' FROM pg_copy_logical_replication_slot('orig_slot1', 'copied_slot1_change_plugin', false, 'pgoutput'); +SELECT 'copy' FROM pg_copy_logical_replication_slot('orig_slot1', 'copied_slot1_change_plugin_temp', true, 'pgoutput'); + +-- Check all copied slots status +SELECT + o.slot_name, o.plugin, o.temporary, c.slot_name, c.plugin, c.temporary +FROM + (SELECT * FROM pg_replication_slots WHERE slot_name LIKE 'orig%') as o + LEFT JOIN pg_replication_slots as c ON o.restart_lsn = c.restart_lsn AND o.confirmed_flush_lsn = c.confirmed_flush_lsn +WHERE + o.slot_name != c.slot_name +ORDER BY o.slot_name, c.slot_name; + +-- Now we have maximum 4 replication slots. Check slots are properly +-- released even when raise error during creating the target slot. +SELECT 'copy' FROM pg_copy_logical_replication_slot('orig_slot1', 'failed'); -- error + +-- temporary slots were dropped automatically +SELECT pg_drop_replication_slot('orig_slot1'); +SELECT pg_drop_replication_slot('copied_slot1_no_change'); +SELECT pg_drop_replication_slot('copied_slot1_change_plugin'); + +-- Test based on the temporary logical slot +SELECT 'init' FROM pg_create_logical_replication_slot('orig_slot2', 'test_decoding', true); +SELECT 'copy' FROM pg_copy_logical_replication_slot('orig_slot2', 'copied_slot2_no_change'); +SELECT 'copy' FROM pg_copy_logical_replication_slot('orig_slot2', 'copied_slot2_change_plugin', true, 'pgoutput'); +SELECT 'copy' FROM pg_copy_logical_replication_slot('orig_slot2', 'copied_slot2_change_plugin_temp', false, 'pgoutput'); + +-- Check all copied slots status +SELECT + o.slot_name, o.plugin, o.temporary, c.slot_name, c.plugin, c.temporary +FROM + (SELECT * FROM pg_replication_slots WHERE slot_name LIKE 'orig%') as o + LEFT JOIN pg_replication_slots as c ON o.restart_lsn = c.restart_lsn AND o.confirmed_flush_lsn = c.confirmed_flush_lsn +WHERE + o.slot_name != c.slot_name +ORDER BY o.slot_name, c.slot_name; + +-- Cannot copy a logical slot to a physical slot +SELECT 'copy' FROM pg_copy_physical_replication_slot('orig_slot2', 'failed'); -- error + +-- temporary slots were dropped automatically +SELECT pg_drop_replication_slot('copied_slot2_change_plugin_temp'); + +-- +-- Test copy functions for physical replication slots +-- + +-- Create and copy physical slots +SELECT 'init' FROM pg_create_physical_replication_slot('orig_slot1', true); +SELECT 'init' FROM pg_create_physical_replication_slot('orig_slot2', false); +SELECT 'copy' FROM pg_copy_physical_replication_slot('orig_slot1', 'copied_slot1_no_change'); +SELECT 'copy' FROM pg_copy_physical_replication_slot('orig_slot1', 'copied_slot1_temp', true); + +-- Check all copied slots status. Since all slots don't reserve WAL we check only other fields. +SELECT slot_name, slot_type, temporary FROM pg_replication_slots; + +-- Cannot copy a physical slot to a logical slot +SELECT 'copy' FROM pg_copy_logical_replication_slot('orig_slot1', 'failed'); -- error + +-- Cannot copy a physical slot that doesn't reserve WAL +SELECT 'copy' FROM pg_copy_physical_replication_slot('orig_slot2', 'failed'); -- error + +-- temporary slots were dropped automatically +SELECT pg_drop_replication_slot('orig_slot1'); +SELECT pg_drop_replication_slot('orig_slot2'); +SELECT pg_drop_replication_slot('copied_slot1_no_change'); + +-- Test based on the temporary physical slot +SELECT 'init' FROM pg_create_physical_replication_slot('orig_slot2', true, true); +SELECT 'copy' FROM pg_copy_physical_replication_slot('orig_slot2', 'copied_slot2_no_change'); +SELECT 'copy' FROM pg_copy_physical_replication_slot('orig_slot2', 'copied_slot2_notemp', false); + +-- Check all copied slots status +SELECT + o.slot_name, o.temporary, c.slot_name, c.temporary +FROM + (SELECT * FROM pg_replication_slots WHERE slot_name LIKE 'orig%') as o + LEFT JOIN pg_replication_slots as c ON o.restart_lsn = c.restart_lsn +WHERE + o.slot_name != c.slot_name +ORDER BY o.slot_name, c.slot_name; + +SELECT pg_drop_replication_slot('orig_slot2'); +SELECT pg_drop_replication_slot('copied_slot2_no_change'); +SELECT pg_drop_replication_slot('copied_slot2_notemp'); |