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Attempt to stabilize postgres_fdw tests

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cac169d68 adjusted DEFAULT_FDW_TUPLE_COST and that seems to have caused
a test to become unstable on 32-bit machines.  Try to make it stable
again.

Reported-by: Michael Paquier
Discussion: https://postgr.es/m/ZUM2IhA8X2lrG50K@paquier.xyz
This commit is contained in:
David Rowley 2023-11-02 23:16:34 +13:00
parent a02b37fc08
commit 4b14e18714
2 changed files with 4 additions and 0 deletions
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2
contrib/postgres_fdw/expected/postgres_fdw.out
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@ -4018,6 +4018,7 @@ EXECUTE st1(101, 101);
00101 | 00101
(1 row)
SET enable_hashjoin TO off;
-- subquery using stable function (can't be sent to remote)
PREPARE st2(int) AS SELECT * FROM ft1 t1 WHERE t1.c1 < $2 AND t1.c3 IN (SELECT c3 FROM ft2 t2 WHERE c1 > $1 AND date(c4) = '1970-01-17'::date) ORDER BY c1;
EXPLAIN (VERBOSE, COSTS OFF) EXECUTE st2(10, 20);
@ -4052,6 +4053,7 @@ EXECUTE st2(101, 121);
116 | 6 | 00116 | Sat Jan 17 00:00:00 1970 PST | Sat Jan 17 00:00:00 1970 | 6 | 6 | foo
(1 row)
RESET enable_hashjoin;
-- subquery using immutable function (can be sent to remote)
PREPARE st3(int) AS SELECT * FROM ft1 t1 WHERE t1.c1 < $2 AND t1.c3 IN (SELECT c3 FROM ft2 t2 WHERE c1 > $1 AND date(c5) = '1970-01-17'::date) ORDER BY c1;
EXPLAIN (VERBOSE, COSTS OFF) EXECUTE st3(10, 20);

2
contrib/postgres_fdw/sql/postgres_fdw.sql
View File

@ -1122,11 +1122,13 @@ PREPARE st1(int, int) AS SELECT t1.c3, t2.c3 FROM ft1 t1, ft2 t2 WHERE t1.c1 = $
EXPLAIN (VERBOSE, COSTS OFF) EXECUTE st1(1, 2);
EXECUTE st1(1, 1);
EXECUTE st1(101, 101);
SET enable_hashjoin TO off;
-- subquery using stable function (can't be sent to remote)
PREPARE st2(int) AS SELECT * FROM ft1 t1 WHERE t1.c1 < $2 AND t1.c3 IN (SELECT c3 FROM ft2 t2 WHERE c1 > $1 AND date(c4) = '1970-01-17'::date) ORDER BY c1;
EXPLAIN (VERBOSE, COSTS OFF) EXECUTE st2(10, 20);
EXECUTE st2(10, 20);
EXECUTE st2(101, 121);
RESET enable_hashjoin;
-- subquery using immutable function (can be sent to remote)
PREPARE st3(int) AS SELECT * FROM ft1 t1 WHERE t1.c1 < $2 AND t1.c3 IN (SELECT c3 FROM ft2 t2 WHERE c1 > $1 AND date(c5) = '1970-01-17'::date) ORDER BY c1;
EXPLAIN (VERBOSE, COSTS OFF) EXECUTE st3(10, 20);