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Fix for bug #5555: "GROUP BY enum_field" returns incorrect results

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unknown 2004-10-05 17:02:09 +04:00
commit 08e56fae98
3 changed files with 52 additions and 6 deletions
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26
mysql-test/r/func_group.result
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@ -693,3 +693,29 @@ SELECT MIN(a) FROM t1 WHERE a < 0;
MIN(a)
NULL
DROP TABLE t1;
CREATE TABLE t1 (
id int(10) unsigned NOT NULL auto_increment,
val enum('one','two','three') NOT NULL default 'one',
PRIMARY KEY (id)
) ENGINE=MyISAM DEFAULT CHARSET=utf8;
INSERT INTO t1 VALUES
(1,'one'),(2,'two'),(3,'three'),(4,'one'),(5,'two');
select val, count(*) from t1 group by val;
val count(*)
one 2
two 2
three 1
drop table t1;
CREATE TABLE t1 (
id int(10) unsigned NOT NULL auto_increment,
val set('one','two','three') NOT NULL default 'one',
PRIMARY KEY (id)
) ENGINE=MyISAM DEFAULT CHARSET=utf8;
INSERT INTO t1 VALUES
(1,'one'),(2,'two'),(3,'three'),(4,'one'),(5,'two');
select val, count(*) from t1 group by val;
val count(*)
one 2
two 2
three 1
drop table t1;