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-- row based filtering
SELECT * FROM pglogical_regress_variables()
\gset
\c :provider_dsn
-- testing volatile sampling function in row_filter
SELECT pglogical.replicate_ddl_command($$
CREATE TABLE public.test_tablesample (id int primary key, name text) WITH (fillfactor=10);
$$);
-- use fillfactor so we don't have to load too much data to get multiple pages
INSERT INTO test_tablesample
SELECT i, repeat(i::text, 200) FROM generate_series(0, 9) s(i);
create or replace function funcn_get_system_sample_count(integer, integer) returns bigint as
$$ (SELECT count(*) FROM test_tablesample TABLESAMPLE SYSTEM ($1) REPEATABLE ($2)); $$
language sql volatile;
create or replace function funcn_get_bernoulli_sample_count(integer, integer) returns bigint as
$$ (SELECT count(*) FROM test_tablesample TABLESAMPLE BERNOULLI ($1) REPEATABLE ($2)); $$
language sql volatile;
SELECT * FROM pglogical.replication_set_add_table('default', 'test_tablesample', false, row_filter := $rf$id > funcn_get_system_sample_count(100, 3) $rf$);
SELECT * FROM pglogical.replication_set_remove_table('default', 'test_tablesample');
SELECT * FROM pglogical.replication_set_add_table('default', 'test_tablesample', true, row_filter := $rf$id > funcn_get_bernoulli_sample_count(10, 0) $rf$);
SELECT * FROM test_tablesample ORDER BY id limit 5;
SELECT pglogical.wait_slot_confirm_lsn(NULL, NULL);
\c :subscriber_dsn
BEGIN;
SET LOCAL statement_timeout = '10s';
SELECT pglogical.wait_for_table_sync_complete('test_subscription', 'test_tablesample');
COMMIT;
SELECT sync_kind, sync_nspname, sync_relname, sync_status FROM pglogical.local_sync_status WHERE sync_relname = 'test_tablesample';
SELECT * FROM test_tablesample ORDER BY id limit 5;
\c :provider_dsn
\set VERBOSITY terse
DROP FUNCTION funcn_get_system_sample_count(integer, integer);
DROP FUNCTION funcn_get_bernoulli_sample_count(integer, integer);
SELECT pglogical.replicate_ddl_command($$
DROP TABLE public.test_tablesample CASCADE;
$$);
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