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-- basic builtin datatypes
SELECT * FROM pglogical_regress_variables()
\gset
-- create and populate table at provider
\c :provider_dsn
CREATE TABLE public.basic_dml (
id serial primary key,
other integer,
data text,
something interval
);
SELECT nspname, relname, set_name FROM pglogical.tables
WHERE relid = 'public.basic_dml'::regclass;
nspname | relname | set_name
---------+-----------+----------
public | basic_dml |
(1 row)
INSERT INTO basic_dml(other, data, something)
VALUES (5, 'foo', '1 minute'::interval),
(4, 'bar', '12 weeks'::interval),
(3, 'baz', '2 years 1 hour'::interval),
(2, 'qux', '8 months 2 days'::interval),
(1, NULL, NULL);
\c :subscriber_dsn
-- create table on subscriber to receive replicated filtered data from provider
-- there are some extra columns too, and we omit 'other' as a non-replicated
-- table on upstream only.
CREATE TABLE public.basic_dml (
id serial primary key,
data text,
something interval,
subonly integer,
subonly_def integer DEFAULT 99
);
SELECT nspname, relname, att_list, has_row_filter FROM pglogical.show_repset_table_info('basic_dml'::regclass, ARRAY['default']);
nspname | relname | att_list | has_row_filter
---------+-----------+-----------------------------------------+----------------
public | basic_dml | {id,data,something,subonly,subonly_def} | f
(1 row)
SELECT nspname, relname, set_name FROM pglogical.tables
WHERE relid = 'public.basic_dml'::regclass;
nspname | relname | set_name
---------+-----------+----------
public | basic_dml |
(1 row)
\c :provider_dsn
-- Fails: the column filter list must include the key
SELECT * FROM pglogical.replication_set_add_table('default', 'basic_dml', synchronize_data := true, columns := '{data, something}');
ERROR: REPLICA IDENTITY columns must be replicated
SELECT nspname, relname, set_name FROM pglogical.tables
WHERE relid = 'public.basic_dml'::regclass;
nspname | relname | set_name
---------+-----------+----------
public | basic_dml |
(1 row)
-- Fails: the column filter list may not include cols that are not in the table
SELECT * FROM pglogical.replication_set_add_table('default', 'basic_dml', synchronize_data := true, columns := '{data, something, nosuchcol}');
ERROR: table public.basic_dml does not have column nosuchcol
SELECT nspname, relname, set_name FROM pglogical.tables
WHERE relid = 'public.basic_dml'::regclass;
nspname | relname | set_name
---------+-----------+----------
public | basic_dml |
(1 row)
-- At provider, add table to replication set, with filtered columns
SELECT * FROM pglogical.replication_set_add_table('default', 'basic_dml', synchronize_data := true, columns := '{id, data, something}');
replication_set_add_table
---------------------------
t
(1 row)
SELECT nspname, relname, set_name FROM pglogical.tables
WHERE relid = 'public.basic_dml'::regclass;
nspname | relname | set_name
---------+-----------+----------
public | basic_dml | default
(1 row)
SELECT nspname, relname, att_list, has_row_filter FROM pglogical.show_repset_table_info('basic_dml'::regclass, ARRAY['default']);
nspname | relname | att_list | has_row_filter
---------+-----------+---------------------+----------------
public | basic_dml | {id,data,something} | f
(1 row)
SELECT id, data, something FROM basic_dml ORDER BY id;
id | data | something
----+------+------------------
1 | foo | @ 1 min
2 | bar | @ 84 days
3 | baz | @ 2 years 1 hour
4 | qux | @ 8 mons 2 days
5 | |
(5 rows)
SELECT pglogical.wait_slot_confirm_lsn(NULL, NULL);
wait_slot_confirm_lsn
-----------------------
(1 row)
\c :subscriber_dsn
BEGIN;
SET LOCAL statement_timeout = '180s';
SELECT pglogical.wait_for_table_sync_complete('test_subscription', 'basic_dml');
wait_for_table_sync_complete
------------------------------
(1 row)
COMMIT;
SELECT nspname, relname, att_list, has_row_filter FROM pglogical.show_repset_table_info('basic_dml'::regclass, ARRAY['default']);
nspname | relname | att_list | has_row_filter
---------+-----------+-----------------------------------------+----------------
public | basic_dml | {id,data,something,subonly,subonly_def} | f
(1 row)
SELECT nspname, relname, set_name FROM pglogical.tables
WHERE relid = 'public.basic_dml'::regclass;
nspname | relname | set_name
---------+-----------+----------
public | basic_dml |
(1 row)
-- data should get replicated to subscriber
SELECT id, data, something FROM basic_dml ORDER BY id;
id | data | something
----+------+------------------
1 | foo | @ 1 min
2 | bar | @ 84 days
3 | baz | @ 2 years 1 hour
4 | qux | @ 8 mons 2 days
5 | |
(5 rows)
\c :provider_dsn
-- Adding a table that's already selectively replicated fails
\set VERBOSITY terse
SELECT * FROM pglogical.replication_set_add_table('default', 'basic_dml', synchronize_data := true);
ERROR: duplicate key value violates unique constraint "replication_set_table_pkey"
\set VERBOSITY default
SELECT nspname, relname, set_name FROM pglogical.tables
WHERE relid = 'public.basic_dml'::regclass;
nspname | relname | set_name
---------+-----------+----------
public | basic_dml | default
(1 row)
-- So does trying to re-add to change the column set
\set VERBOSITY terse
SELECT * FROM pglogical.replication_set_add_table('default', 'basic_dml', synchronize_data := true, columns := '{id, data}');
ERROR: duplicate key value violates unique constraint "replication_set_table_pkey"
\set VERBOSITY default
SELECT nspname, relname, set_name FROM pglogical.tables
WHERE relid = 'public.basic_dml'::regclass;
nspname | relname | set_name
---------+-----------+----------
public | basic_dml | default
(1 row)
-- Shouldn't be able to drop a replicated col in a rel
-- but due to RM#5916 you can
BEGIN;
ALTER TABLE public.basic_dml DROP COLUMN data;
SELECT nspname, relname, set_name FROM pglogical.tables
WHERE relid = 'public.basic_dml'::regclass;
nspname | relname | set_name
---------+-----------+----------
public | basic_dml | default
(1 row)
SELECT nspname, relname, att_list, has_row_filter FROM pglogical.show_repset_table_info('basic_dml'::regclass, ARRAY['default']);
nspname | relname | att_list | has_row_filter
---------+-----------+----------------+----------------
public | basic_dml | {id,something} | f
(1 row)
ROLLBACK;
-- Even when wrapped (RM#5916)
BEGIN;
SELECT pglogical.replicate_ddl_command($$
ALTER TABLE public.basic_dml DROP COLUMN data;
$$);
replicate_ddl_command
-----------------------
t
(1 row)
SELECT nspname, relname, set_name FROM pglogical.tables
WHERE relid = 'public.basic_dml'::regclass;
nspname | relname | set_name
---------+-----------+----------
public | basic_dml | default
(1 row)
SELECT nspname, relname, att_list, has_row_filter FROM pglogical.show_repset_table_info('basic_dml'::regclass, ARRAY['default']);
nspname | relname | att_list | has_row_filter
---------+-----------+----------------+----------------
public | basic_dml | {id,something} | f
(1 row)
ROLLBACK;
-- CASCADE should be allowed though
BEGIN;
ALTER TABLE public.basic_dml DROP COLUMN data CASCADE;
SELECT nspname, relname, set_name FROM pglogical.tables
WHERE relid = 'public.basic_dml'::regclass;
nspname | relname | set_name
---------+-----------+----------
public | basic_dml | default
(1 row)
SELECT nspname, relname, att_list, has_row_filter FROM pglogical.show_repset_table_info('basic_dml'::regclass, ARRAY['default']);
nspname | relname | att_list | has_row_filter
---------+-----------+----------------+----------------
public | basic_dml | {id,something} | f
(1 row)
SELECT nspname, relname, set_name FROM pglogical.tables
WHERE relid = 'public.basic_dml'::regclass;
nspname | relname | set_name
---------+-----------+----------
public | basic_dml | default
(1 row)
ROLLBACK;
BEGIN;
SELECT pglogical.replicate_ddl_command($$
ALTER TABLE public.basic_dml DROP COLUMN data CASCADE;
$$);
replicate_ddl_command
-----------------------
t
(1 row)
SELECT nspname, relname, att_list, has_row_filter FROM pglogical.show_repset_table_info('basic_dml'::regclass, ARRAY['default']);
nspname | relname | att_list | has_row_filter
---------+-----------+----------------+----------------
public | basic_dml | {id,something} | f
(1 row)
SELECT nspname, relname, set_name FROM pglogical.tables
WHERE relid = 'public.basic_dml'::regclass;
nspname | relname | set_name
---------+-----------+----------
public | basic_dml | default
(1 row)
ROLLBACK;
-- We can drop a non-replicated col. We must not replicate this DDL because in
-- this case the downstream doesn't have the 'other' column and apply will
-- fail.
ALTER TABLE public.basic_dml DROP COLUMN other;
SELECT pglogical.wait_slot_confirm_lsn(NULL, NULL);
wait_slot_confirm_lsn
-----------------------
(1 row)
\set VERBOSITY terse
SELECT pglogical.replicate_ddl_command($$
DROP TABLE public.basic_dml CASCADE;
$$);
NOTICE: drop cascades to table public.basic_dml membership in replication set default
replicate_ddl_command
-----------------------
t
(1 row)
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