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Fix unstable regression test added by commits 59b71c6fe et al.

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The query didn't really have a preferred index, leading to platform-
specific choices of which one to use.  Adjust it to make sure tenk1_hundred
is always chosen.

Per buildfarm.
This commit is contained in:
Tom Lane
2017-11-24 00:29:20 -05:00
parent 84c4313c6f
commit e842791b0f
2 changed files with 9 additions and 9 deletions
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12
src/test/regress/expected/aggregates.out
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@ -2013,7 +2013,7 @@ CREATE AGGREGATE balk(
STYPE = int8,
"PARALLEL" = SAFE,
INITCOND = '0');
SELECT balk(1) FROM tenk1;
SELECT balk(hundred) FROM tenk1;
balk
------
@ -2047,17 +2047,17 @@ CREATE AGGREGATE balk(
ALTER TABLE tenk1 set (parallel_workers = 4);
SET LOCAL parallel_setup_cost=0;
SET LOCAL max_parallel_workers_per_gather=4;
EXPLAIN (COSTS OFF) SELECT balk(1) FROM tenk1;
QUERY PLAN
--------------------------------------------------------------------------------
EXPLAIN (COSTS OFF) SELECT balk(hundred) FROM tenk1;
QUERY PLAN
-------------------------------------------------------------------------
Finalize Aggregate
-> Gather
Workers Planned: 4
-> Partial Aggregate
-> Parallel Index Only Scan using tenk1_thous_tenthous on tenk1
-> Parallel Index Only Scan using tenk1_hundred on tenk1
(5 rows)
SELECT balk(1) FROM tenk1;
SELECT balk(hundred) FROM tenk1;
balk
------

6
src/test/regress/sql/aggregates.sql
View File

@ -868,7 +868,7 @@ CREATE AGGREGATE balk(
"PARALLEL" = SAFE,
INITCOND = '0');
SELECT balk(1) FROM tenk1;
SELECT balk(hundred) FROM tenk1;
ROLLBACK;
@ -902,7 +902,7 @@ ALTER TABLE tenk1 set (parallel_workers = 4);
SET LOCAL parallel_setup_cost=0;
SET LOCAL max_parallel_workers_per_gather=4;
EXPLAIN (COSTS OFF) SELECT balk(1) FROM tenk1;
SELECT balk(1) FROM tenk1;
EXPLAIN (COSTS OFF) SELECT balk(hundred) FROM tenk1;
SELECT balk(hundred) FROM tenk1;
ROLLBACK;