timescaledb/test/sql/truncate_hypertable.sql
Erik Nordström 500563ffe5 Add support for PostgreSQL 10
The extension now works with PostgreSQL 10, while
retaining compatibility with version 9.6.

PostgreSQL 10 has numerous internal changes to functions and
APIs, which necessitates various glue code and compatibility
wrappers to seamlessly retain backwards compatiblity with older
versions.

Test output might also differ between versions. In particular,
the psql client generates version-specific output with `\d` and
EXPLAINs might differ due to new query optimizations. The test
suite has been modified as follows to handle these issues. First,
tests now use version-independent functions to query system
catalogs instead of using `\d`. Second, changes have been made to
the test suite to be able to verify some test outputs against
version-dependent reference files.
2017-11-10 09:44:20 +01:00

62 lines
1.7 KiB
PL/PgSQL

\o /dev/null
\ir include/insert_two_partitions.sql
\o
SELECT * FROM _timescaledb_catalog.hypertable;
SELECT * FROM _timescaledb_catalog.chunk;
SELECT * FROM test.show_subtables('"two_Partitions"');
SELECT * FROM "two_Partitions";
SET client_min_messages = WARNING;
TRUNCATE "two_Partitions";
SELECT * FROM _timescaledb_catalog.hypertable;
SELECT * FROM _timescaledb_catalog.chunk;
-- should be empty
SELECT * FROM test.show_subtables('"two_Partitions"');
SELECT * FROM "two_Partitions";
INSERT INTO public."two_Partitions"("timeCustom", device_id, series_0, series_1) VALUES
(1257987600000000000, 'dev1', 1.5, 1),
(1257987600000000000, 'dev1', 1.5, 2),
(1257894000000000000, 'dev2', 1.5, 1),
(1257894002000000000, 'dev1', 2.5, 3);
SELECT * FROM _timescaledb_catalog.chunk;
CREATE VIEW dependent_view AS SELECT * FROM _timescaledb_internal._hyper_1_5_chunk;
CREATE OR REPLACE FUNCTION test_trigger()
RETURNS TRIGGER LANGUAGE PLPGSQL AS
$BODY$
DECLARE
cnt INTEGER;
BEGIN
RAISE WARNING 'FIRING trigger when: % level: % op: % cnt: % trigger_name %',
tg_when, tg_level, tg_op, cnt, tg_name;
IF TG_OP = 'DELETE' THEN
RETURN OLD;
END IF;
RETURN NEW;
END
$BODY$;
-- test truncate on a chunk
CREATE TRIGGER _test_truncate_before
BEFORE TRUNCATE ON _timescaledb_internal._hyper_1_5_chunk
FOR EACH STATEMENT EXECUTE PROCEDURE test_trigger();
CREATE TRIGGER _test_truncate_after
AFTER TRUNCATE ON _timescaledb_internal._hyper_1_5_chunk
FOR EACH STATEMENT EXECUTE PROCEDURE test_trigger();
\set ON_ERROR_STOP 0
TRUNCATE "two_Partitions";
\set ON_ERROR_STOP 1
TRUNCATE "two_Partitions" CASCADE;
-- should be empty
SELECT * FROM test.show_subtables('"two_Partitions"');
SELECT * FROM "two_Partitions";