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\set VERBOSITY terse | ||
SET search_path = 'public'; | ||
CREATE SCHEMA pathman; | ||
CREATE EXTENSION pg_pathman SCHEMA pathman; | ||
CREATE SCHEMA test; | ||
CREATE TABLE test.range_rel ( | ||
id SERIAL PRIMARY KEY, | ||
dt DATE NOT NULL | ||
); | ||
CREATE TABLE test.r2 (LIKE test.range_rel); | ||
ALTER TABLE test.range_rel ATTACH PARTITION test.r2 | ||
FOR VALUES FROM ('2015-05-01') TO ('2015-06-01'); | ||
ERROR: table "range_rel" is not partitioned | ||
INSERT INTO test.range_rel (dt) | ||
SELECT g FROM generate_series('2015-01-01', '2015-04-30', '1 day'::interval) AS g; | ||
SELECT pathman.create_range_partitions('test.range_rel', 'dt', | ||
'2015-01-01'::DATE, '1 month'::INTERVAL); | ||
create_range_partitions | ||
------------------------- | ||
4 | ||
(1 row) | ||
|
||
SELECT * FROM pathman.pathman_partition_list; | ||
parent | partition | parttype | expr | range_min | range_max | ||
----------------+------------------+----------+------+------------+------------ | ||
test.range_rel | test.range_rel_1 | 2 | dt | 01-01-2015 | 02-01-2015 | ||
test.range_rel | test.range_rel_2 | 2 | dt | 02-01-2015 | 03-01-2015 | ||
test.range_rel | test.range_rel_3 | 2 | dt | 03-01-2015 | 04-01-2015 | ||
test.range_rel | test.range_rel_4 | 2 | dt | 04-01-2015 | 05-01-2015 | ||
(4 rows) | ||
|
||
ALTER TABLE test.range_rel ATTACH PARTITION test.r2 | ||
FOR VALUES IN ('2015-05-01', '2015-06-01'); | ||
ERROR: pg_pathman only supports queries for range partitions | ||
ALTER TABLE test.range_rel ATTACH PARTITION test.r2 | ||
FOR VALUES FROM ('2014-05-01') TO ('2015-06-01'); | ||
ERROR: specified range [05-01-2014, 06-01-2015) overlaps with existing partitions | ||
ALTER TABLE test.range_rel ATTACH PARTITION test.r2 | ||
FOR VALUES FROM ('2015-05-01') TO ('2015-06-01'); | ||
SELECT * FROM pathman.pathman_partition_list; | ||
parent | partition | parttype | expr | range_min | range_max | ||
----------------+------------------+----------+------+------------+------------ | ||
test.range_rel | test.range_rel_1 | 2 | dt | 01-01-2015 | 02-01-2015 | ||
test.range_rel | test.range_rel_2 | 2 | dt | 02-01-2015 | 03-01-2015 | ||
test.range_rel | test.range_rel_3 | 2 | dt | 03-01-2015 | 04-01-2015 | ||
test.range_rel | test.range_rel_4 | 2 | dt | 04-01-2015 | 05-01-2015 | ||
test.range_rel | test.r2 | 2 | dt | 05-01-2015 | 06-01-2015 | ||
(5 rows) | ||
|
||
\d+ test.r2; | ||
Table "test.r2" | ||
Column | Type | Collation | Nullable | Default | Storage | Stats target | Description | ||
--------+---------+-----------+----------+---------+---------+--------------+------------- | ||
id | integer | | not null | | plain | | | ||
dt | date | | not null | | plain | | | ||
Check constraints: | ||
"pathman_r2_check" CHECK (dt >= '05-01-2015'::date AND dt < '06-01-2015'::date) | ||
Inherits: test.range_rel | ||
|
||
ALTER TABLE test.range_rel DETACH PARTITION test.r2; | ||
SELECT * FROM pathman.pathman_partition_list; | ||
parent | partition | parttype | expr | range_min | range_max | ||
----------------+------------------+----------+------+------------+------------ | ||
test.range_rel | test.range_rel_1 | 2 | dt | 01-01-2015 | 02-01-2015 | ||
test.range_rel | test.range_rel_2 | 2 | dt | 02-01-2015 | 03-01-2015 | ||
test.range_rel | test.range_rel_3 | 2 | dt | 03-01-2015 | 04-01-2015 | ||
test.range_rel | test.range_rel_4 | 2 | dt | 04-01-2015 | 05-01-2015 | ||
(4 rows) | ||
|
||
\d+ test.r2; | ||
Table "test.r2" | ||
Column | Type | Collation | Nullable | Default | Storage | Stats target | Description | ||
--------+---------+-----------+----------+---------+---------+--------------+------------- | ||
id | integer | | not null | | plain | | | ||
dt | date | | not null | | plain | | | ||
|
||
CREATE TABLE test.r4 PARTITION OF test.range_rel | ||
FOR VALUES IN ('2015-05-01', '2015-06-01'); | ||
ERROR: pg_pathman only supports queries for range partitions | ||
CREATE TABLE test.r4 PARTITION OF test.range_rel | ||
FOR VALUES FROM ('2014-05-01') TO ('2015-06-01'); | ||
ERROR: specified range [05-01-2014, 06-01-2015) overlaps with existing partitions | ||
CREATE TABLE test.r4 PARTITION OF test.range_rel | ||
FOR VALUES FROM ('2015-06-01') TO ('2016-01-01'); | ||
\d+ test.r4; | ||
Table "test.r4" | ||
Column | Type | Collation | Nullable | Default | Storage | Stats target | Description | ||
--------+---------+-----------+----------+--------------------------------------------+---------+--------------+------------- | ||
id | integer | | not null | nextval('test.range_rel_id_seq'::regclass) | plain | | | ||
dt | date | | not null | | plain | | | ||
Indexes: | ||
"r4_pkey" PRIMARY KEY, btree (id) | ||
Check constraints: | ||
"pathman_r4_check" CHECK (dt >= '06-01-2015'::date AND dt < '01-01-2016'::date) | ||
Inherits: test.range_rel | ||
|
||
DROP SCHEMA test CASCADE; | ||
NOTICE: drop cascades to 8 other objects | ||
DROP EXTENSION pg_pathman CASCADE; | ||
DROP SCHEMA pathman CASCADE; |