mirror of
https://github.com/timescale/timescaledb.git
synced 2025-05-16 02:23:49 +08:00
fbd4349234
Previously drop_chunks() only took INTEGER, which prevented it from being called with BIGINT values, e.g. for nanoseconds.
111 lines
6.3 KiB
SQL
111 lines
6.3 KiB
SQL
CREATE TABLE PUBLIC.drop_chunk_test1(time bigint, temp float8, device_id text);
|
|
CREATE TABLE PUBLIC.drop_chunk_test2(time bigint, temp float8, device_id text);
|
|
CREATE TABLE PUBLIC.drop_chunk_test3(time bigint, temp float8, device_id text);
|
|
CREATE INDEX ON drop_chunk_test1(time DESC);
|
|
SELECT create_hypertable('public.drop_chunk_test1', 'time', chunk_time_interval => 1, create_default_indexes=>false);
|
|
SELECT create_hypertable('public.drop_chunk_test2', 'time', chunk_time_interval => 1, create_default_indexes=>false);
|
|
SELECT create_hypertable('public.drop_chunk_test3', 'time', chunk_time_interval => 1, create_default_indexes=>false);
|
|
|
|
SELECT c.id AS chunk_id, c.hypertable_id, c.schema_name AS chunk_schema, c.table_name AS chunk_table, ds.range_start, ds.range_end
|
|
FROM _timescaledb_catalog.chunk c
|
|
INNER JOIN _timescaledb_catalog.hypertable h ON (c.hypertable_id = h.id)
|
|
INNER JOIN _timescaledb_internal.dimension_get_time(h.id) time_dimension ON(true)
|
|
INNER JOIN _timescaledb_catalog.dimension_slice ds ON (ds.dimension_id = time_dimension.id)
|
|
INNER JOIN _timescaledb_catalog.chunk_constraint cc ON (cc.dimension_slice_id = ds.id AND cc.chunk_id = c.id)
|
|
WHERE h.schema_name = 'public' AND (h.table_name = 'drop_chunk_test1' OR h.table_name = 'drop_chunk_test2');
|
|
|
|
\dt "_timescaledb_internal".*
|
|
|
|
SELECT _timescaledb_internal.get_partition_for_key('dev1');
|
|
SELECT _timescaledb_internal.get_partition_for_key('dev7');
|
|
|
|
INSERT INTO PUBLIC.drop_chunk_test1 VALUES(1, 1.0, 'dev1');
|
|
INSERT INTO PUBLIC.drop_chunk_test1 VALUES(2, 2.0, 'dev1');
|
|
INSERT INTO PUBLIC.drop_chunk_test1 VALUES(3, 3.0, 'dev1');
|
|
INSERT INTO PUBLIC.drop_chunk_test1 VALUES(4, 4.0, 'dev7');
|
|
INSERT INTO PUBLIC.drop_chunk_test1 VALUES(5, 5.0, 'dev7');
|
|
INSERT INTO PUBLIC.drop_chunk_test1 VALUES(6, 6.0, 'dev7');
|
|
|
|
INSERT INTO PUBLIC.drop_chunk_test2 VALUES(1, 1.0, 'dev1');
|
|
INSERT INTO PUBLIC.drop_chunk_test2 VALUES(2, 2.0, 'dev1');
|
|
INSERT INTO PUBLIC.drop_chunk_test2 VALUES(3, 3.0, 'dev1');
|
|
INSERT INTO PUBLIC.drop_chunk_test2 VALUES(4, 4.0, 'dev7');
|
|
INSERT INTO PUBLIC.drop_chunk_test2 VALUES(5, 5.0, 'dev7');
|
|
INSERT INTO PUBLIC.drop_chunk_test2 VALUES(6, 6.0, 'dev7');
|
|
|
|
INSERT INTO PUBLIC.drop_chunk_test3 VALUES(1, 1.0, 'dev1');
|
|
INSERT INTO PUBLIC.drop_chunk_test3 VALUES(2, 2.0, 'dev1');
|
|
INSERT INTO PUBLIC.drop_chunk_test3 VALUES(3, 3.0, 'dev1');
|
|
INSERT INTO PUBLIC.drop_chunk_test3 VALUES(4, 4.0, 'dev7');
|
|
INSERT INTO PUBLIC.drop_chunk_test3 VALUES(5, 5.0, 'dev7');
|
|
INSERT INTO PUBLIC.drop_chunk_test3 VALUES(6, 6.0, 'dev7');
|
|
|
|
SELECT c.id AS chunk_id, c.hypertable_id, c.schema_name AS chunk_schema, c.table_name AS chunk_table, ds.range_start, ds.range_end
|
|
FROM _timescaledb_catalog.chunk c
|
|
INNER JOIN _timescaledb_catalog.hypertable h ON (c.hypertable_id = h.id)
|
|
INNER JOIN _timescaledb_internal.dimension_get_time(h.id) time_dimension ON(true)
|
|
INNER JOIN _timescaledb_catalog.dimension_slice ds ON (ds.dimension_id = time_dimension.id)
|
|
INNER JOIN _timescaledb_catalog.chunk_constraint cc ON (cc.dimension_slice_id = ds.id AND cc.chunk_id = c.id)
|
|
WHERE h.schema_name = 'public' AND (h.table_name = 'drop_chunk_test1' OR h.table_name = 'drop_chunk_test2');
|
|
\dt "_timescaledb_internal".*
|
|
|
|
CREATE VIEW dependent_view AS SELECT * FROM _timescaledb_internal._hyper_1_1_chunk;
|
|
|
|
\set ON_ERROR_STOP 0
|
|
SELECT drop_chunks(2);
|
|
\set ON_ERROR_STOP 1
|
|
|
|
SELECT drop_chunks(2, CASCADE=>true);
|
|
|
|
SELECT c.id AS chunk_id, c.hypertable_id, c.schema_name AS chunk_schema, c.table_name AS chunk_table, ds.range_start, ds.range_end
|
|
FROM _timescaledb_catalog.chunk c
|
|
INNER JOIN _timescaledb_catalog.hypertable h ON (c.hypertable_id = h.id)
|
|
INNER JOIN _timescaledb_internal.dimension_get_time(h.id) time_dimension ON(true)
|
|
INNER JOIN _timescaledb_catalog.dimension_slice ds ON (ds.dimension_id = time_dimension.id)
|
|
INNER JOIN _timescaledb_catalog.chunk_constraint cc ON (cc.dimension_slice_id = ds.id AND cc.chunk_id = c.id)
|
|
WHERE h.schema_name = 'public' AND (h.table_name = 'drop_chunk_test1' OR h.table_name = 'drop_chunk_test2');
|
|
|
|
\dt "_timescaledb_internal".*
|
|
|
|
SELECT drop_chunks(3, 'drop_chunk_test1');
|
|
|
|
SELECT c.id AS chunk_id, c.hypertable_id, c.schema_name AS chunk_schema, c.table_name AS chunk_table, ds.range_start, ds.range_end
|
|
FROM _timescaledb_catalog.chunk c
|
|
INNER JOIN _timescaledb_catalog.hypertable h ON (c.hypertable_id = h.id)
|
|
INNER JOIN _timescaledb_internal.dimension_get_time(h.id) time_dimension ON(true)
|
|
INNER JOIN _timescaledb_catalog.dimension_slice ds ON (ds.dimension_id = time_dimension.id)
|
|
INNER JOIN _timescaledb_catalog.chunk_constraint cc ON (cc.dimension_slice_id = ds.id AND cc.chunk_id = c.id)
|
|
WHERE h.schema_name = 'public' AND (h.table_name = 'drop_chunk_test1' OR h.table_name = 'drop_chunk_test2');
|
|
|
|
\dt "_timescaledb_internal".*
|
|
|
|
-- 2,147,483,647 is the largest int so this tests that BIGINTs work
|
|
SELECT drop_chunks(2147483648, 'drop_chunk_test3');
|
|
|
|
SELECT c.id AS chunk_id, c.hypertable_id, c.schema_name AS chunk_schema, c.table_name AS chunk_table, ds.range_start, ds.range_end
|
|
FROM _timescaledb_catalog.chunk c
|
|
INNER JOIN _timescaledb_catalog.hypertable h ON (c.hypertable_id = h.id)
|
|
INNER JOIN _timescaledb_internal.dimension_get_time(h.id) time_dimension ON(true)
|
|
INNER JOIN _timescaledb_catalog.dimension_slice ds ON (ds.dimension_id = time_dimension.id)
|
|
INNER JOIN _timescaledb_catalog.chunk_constraint cc ON (cc.dimension_slice_id = ds.id AND cc.chunk_id = c.id)
|
|
WHERE h.schema_name = 'public' AND (h.table_name = 'drop_chunk_test1' OR h.table_name = 'drop_chunk_test2' OR h.table_name = 'drop_chunk_test3');
|
|
|
|
\dt "_timescaledb_internal".*
|
|
|
|
-- should error because no hypertable
|
|
\set ON_ERROR_STOP 0
|
|
SELECT drop_chunks(5, 'drop_chunk_test4');
|
|
\set ON_ERROR_STOP 1
|
|
|
|
DROP TABLE _timescaledb_internal._hyper_1_6_chunk;
|
|
|
|
SELECT c.id AS chunk_id, c.hypertable_id, c.schema_name AS chunk_schema, c.table_name AS chunk_table, ds.range_start, ds.range_end
|
|
FROM _timescaledb_catalog.chunk c
|
|
INNER JOIN _timescaledb_catalog.hypertable h ON (c.hypertable_id = h.id)
|
|
INNER JOIN _timescaledb_internal.dimension_get_time(h.id) time_dimension ON(true)
|
|
INNER JOIN _timescaledb_catalog.dimension_slice ds ON (ds.dimension_id = time_dimension.id)
|
|
INNER JOIN _timescaledb_catalog.chunk_constraint cc ON (cc.dimension_slice_id = ds.id AND cc.chunk_id = c.id)
|
|
WHERE h.schema_name = 'public' AND (h.table_name = 'drop_chunk_test1' OR h.table_name = 'drop_chunk_test2');
|
|
|
|
\dt "_timescaledb_internal".*
|