1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
|
-- predictability
SET synchronous_commit = on;
SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
?column?
----------
init
(1 row)
-- succeeds, textual plugin, textual consumer
SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'force-binary', '0');
data
------
(0 rows)
-- fails, binary plugin, textual consumer
SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'force-binary', '1');
ERROR: output plugin cannot produce binary output
-- succeeds, textual plugin, binary consumer
SELECT data FROM pg_logical_slot_get_binary_changes('regression_slot', NULL, NULL, 'force-binary', '0');
data
------
(0 rows)
-- succeeds, binary plugin, binary consumer
SELECT data FROM pg_logical_slot_get_binary_changes('regression_slot', NULL, NULL, 'force-binary', '1');
data
------
(0 rows)
SELECT 'init' FROM pg_drop_replication_slot('regression_slot');
?column?
----------
init
(1 row)
|
