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Fixed bug in UNION when doing UNION with the same tables

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This commit is contained in:
monty@hundin.mysql.fi
2001-09-17 22:44:51 +03:00
parent fe1753de58
commit bfc7394ec3
8 changed files with 23 additions and 8 deletions
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8
mysql-test/r/union.result
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@ -62,7 +62,11 @@ t2 ALL NULL NULL NULL NULL 4
pseudo
dekad
joce
pseudo1
joce
testtt
tsestset
pseudo pseudo1 same
dekad joce 1
joce testtt 1
joce tsestset 1
joce testtt 1
dekad joce 1

3
mysql-test/t/union.test
View File

@ -60,5 +60,6 @@ CREATE TABLE t1 (
) TYPE=MyISAM;
INSERT INTO t1 (pseudo,pseudo1,same) VALUES ('joce', 'testtt', 1),('joce', 'tsestset', 1),('dekad', 'joce', 1);
SELECT pseudo FROM t1 WHERE pseudo1='joce' UNION SELECT pseudo FROM t1 WHERE pseudo='joce';
SELECT * FROM t1 WHERE pseudo1='joce' UNION SELECT * FROM t1 WHERE pseudo='joce';
SELECT pseudo1 FROM t1 WHERE pseudo1='joce' UNION SELECT pseudo1 FROM t1 WHERE pseudo='joce';
SELECT * FROM t1 WHERE pseudo1='joce' UNION SELECT * FROM t1 WHERE pseudo='joce' order by pseudo desc;
drop table t1;