delete2.out

\set VERBOSITY terse
-- predictability
SET synchronous_commit = on;
DROP TABLE IF EXISTS table_with_pk;
DROP TABLE IF EXISTS table_without_pk;
DROP TABLE IF EXISTS table_with_unique;
CREATE TABLE table_with_pk (
a	smallserial,
b	smallint,
c	int,
d	bigint,
e	numeric(5,3),
f	real not null,
g	double precision,
h	char(10),
i	varchar(30),
j	text,
k	bit varying(20),
l	timestamp,
m	date,
n	boolean not null,
o	json,
p	tsvector,
PRIMARY KEY(b, c, d)
);
CREATE TABLE table_without_pk (
a	smallserial,
b	smallint,
c	int,
d	bigint,
e	numeric(5,3),
f	real not null,
g	double precision,
h	char(10),
i	varchar(30),
j	text,
k	bit varying(20),
l	timestamp,
m	date,
n	boolean not null,
o	json,
p	tsvector
);
CREATE TABLE table_with_unique (
a	smallserial,
b	smallint,
c	int,
d	bigint,
e	numeric(5,3) not null,
f	real not null,
g	double precision not null,
h	char(10),
i	varchar(30),
j	text,
k	bit varying(20),
l	timestamp,
m	date,
n	boolean not null,
o	json,
p	tsvector,
UNIQUE(g, n)
);
-- INSERT
INSERT INTO table_with_pk (b, c, d, e, f, g, h, i, j, k, l, m, n, o, p) VALUES(1, 2, 3, 3.54, 876.563452345, 1.23, 'teste', 'testando', 'um texto longo', B'001110010101010', '2013-11-02 17:30:52', '2013-02-04', true, '{ "a": 123 }', 'Old Old Parr'::tsvector);
INSERT INTO table_without_pk (b, c, d, e, f, g, h, i, j, k, l, m, n, o, p) VALUES(1, 2, 3, 3.54, 876.563452345, 1.23, 'teste', 'testando', 'um texto longo', B'001110010101010', '2013-11-02 17:30:52', '2013-02-04', true, '{ "a": 123 }', 'Old Old Parr'::tsvector);
INSERT INTO table_with_unique (b, c, d, e, f, g, h, i, j, k, l, m, n, o, p) VALUES(1, 2, 3, 3.54, 876.563452345, 1.23, 'teste', 'testando', 'um texto longo', B'001110010101010', '2013-11-02 17:30:52', '2013-02-04', true, '{ "a": 123 }', 'Old Old Parr'::tsvector);
SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'wal2json');
 ?column? 
----------
 init
(1 row)

-- DELETE: REPLICA IDENTITY NOTHING
ALTER TABLE table_with_pk REPLICA IDENTITY NOTHING;
DELETE FROM table_with_pk WHERE b = 1;
ALTER TABLE table_with_pk REPLICA IDENTITY DEFAULT;
ALTER TABLE table_without_pk REPLICA IDENTITY NOTHING;
DELETE FROM table_without_pk WHERE b = 1;
ALTER TABLE table_without_pk REPLICA IDENTITY DEFAULT;
ALTER TABLE table_with_unique REPLICA IDENTITY NOTHING;
DELETE FROM table_with_unique WHERE b = 1;
ALTER TABLE table_with_unique REPLICA IDENTITY DEFAULT;
SELECT data FROM pg_logical_slot_peek_changes('regression_slot', NULL, NULL, 'format-version', '1', 'pretty-print', '1', 'include-typmod', '0');
WARNING:  table "table_with_pk" without primary key or replica identity is nothing
WARNING:  table "table_without_pk" without primary key or replica identity is nothing
WARNING:  table "table_with_unique" without primary key or replica identity is nothing
        data         
---------------------
 {                  +
         "change": [+
         ]          +
 }
 {                  +
         "change": [+
         ]          +
 }
 {                  +
         "change": [+
         ]          +
 }
 {                  +
         "change": [+
         ]          +
 }
 {                  +
         "change": [+
         ]          +
 }
 {                  +
         "change": [+
         ]          +
 }
 {                  +
         "change": [+
         ]          +
 }
 {                  +
         "change": [+
         ]          +
 }
 {                  +
         "change": [+
         ]          +
 }
(9 rows)

SELECT data FROM pg_logical_slot_peek_changes('regression_slot', NULL, NULL, 'format-version', '2');
WARNING:  no tuple identifier for DELETE in table "public"."table_with_pk"
WARNING:  no tuple identifier for DELETE in table "public"."table_without_pk"
WARNING:  no tuple identifier for DELETE in table "public"."table_with_unique"
      data      
----------------
 {"action":"B"}
 {"action":"C"}
 {"action":"B"}
 {"action":"C"}
 {"action":"B"}
 {"action":"C"}
 {"action":"B"}
 {"action":"C"}
 {"action":"B"}
 {"action":"C"}
 {"action":"B"}
 {"action":"C"}
 {"action":"B"}
 {"action":"C"}
 {"action":"B"}
 {"action":"C"}
 {"action":"B"}
 {"action":"C"}
(18 rows)

SELECT 'stop' FROM pg_drop_replication_slot('regression_slot');
 ?column? 
----------
 stop
(1 row)