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Merge rurik.mysql.com:/home/igor/mysql-4.1

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into rurik.mysql.com:/home/igor/dev/mysql-4.1-0
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2004-09-07 19:49:16 -07:00
parent 3f70b62ceb 3be674036f
commit eb72c28b9b
3 changed files with 33 additions and 10 deletions
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9
mysql-test/r/func_group.result
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@ -684,3 +684,12 @@ max(a)
2
deallocate prepare stmt1;
drop table t1;
CREATE TABLE t1 (a int primary key);
INSERT INTO t1 VALUES (1),(2),(3),(4);
SELECT MAX(a) FROM t1 WHERE a > 5;
MAX(a)
NULL
SELECT MIN(a) FROM t1 WHERE a < 0;
MIN(a)
NULL
DROP TABLE t1;

16
mysql-test/t/func_group.test
View File

@ -418,3 +418,19 @@ execute stmt1;
execute stmt1;
deallocate prepare stmt1;
drop table t1;
#
# Bug #5406 min/max optimization for empty set
#
CREATE TABLE t1 (a int primary key);
INSERT INTO t1 VALUES (1),(2),(3),(4);
SELECT MAX(a) FROM t1 WHERE a > 5;
SELECT MIN(a) FROM t1 WHERE a < 0;
DROP TABLE t1;