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Igor Babaev 2013-01-21 13:48:34 -08:00
commit 82fe8a4e71
6 changed files with 131 additions and 54 deletions
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15
mysql-test/r/sum_distinct-big.result
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@ -103,5 +103,20 @@ sm
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#
# Bug mdev-4063: SUM(DISTINCT...) with small'max_heap_table_size
# (bug #56927)
#
SET max_heap_table_size=default;
INSERT INTO t1 SELECT id+16384 FROM t1;
DELETE FROM t2;
INSERT INTO t2 SELECT id FROM t1 ORDER BY id*rand();
SELECT SUM(DISTINCT id) sm FROM t2;
sm
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SET max_heap_table_size=16384;
SELECT SUM(DISTINCT id) sm FROM t2;
sm
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DROP TABLE t1;
DROP TABLE t2;