mirror of https://github.com/postgres/postgres
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
21 lines
1.1 KiB
21 lines
1.1 KiB
1 year ago
|
SELECT version() ~ 'cygwin' AS skip_test \gset
|
||
|
|
\if :skip_test
|
||
|
|
\quit
|
||
|
|
\endif
|
||
|
|
-- Make sure this big CROSS JOIN query is pushed down
|
||
|
|
EXPLAIN (VERBOSE, COSTS OFF) SELECT count(*) FROM ft1 CROSS JOIN ft2 CROSS JOIN ft4 CROSS JOIN ft5;
|
||
|
|
QUERY PLAN
|
||
|
|
---------------------------------------------------------------------------------------------------------------------------------------------------------------------
|
||
|
|
Foreign Scan
|
||
|
|
Output: (count(*))
|
||
|
|
Relations: Aggregate on ((((public.ft1) INNER JOIN (public.ft2)) INNER JOIN (public.ft4)) INNER JOIN (public.ft5))
|
||
|
|
Remote SQL: SELECT count(*) FROM ((("S 1"."T 1" r1 INNER JOIN "S 1"."T 1" r2 ON (TRUE)) INNER JOIN "S 1"."T 3" r4 ON (TRUE)) INNER JOIN "S 1"."T 4" r6 ON (TRUE))
|
||
|
|
(4 rows)
|
||
|
|
|
||
|
|
-- Make sure query cancellation works
|
||
|
|
BEGIN;
|
||
|
|
SET LOCAL statement_timeout = '10ms';
|
||
|
|
select count(*) from ft1 CROSS JOIN ft2 CROSS JOIN ft4 CROSS JOIN ft5; -- this takes very long
|
||
|
|
ERROR: canceling statement due to statement timeout
|
||
|
|
COMMIT;
|