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Merge gkodinov@bk-internal.mysql.com:/home/bk/mysql-5.0-opt

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into  magare.gmz:/home/kgeorge/mysql/autopush/B27786-5.0-opt
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2007-04-20 12:01:54 +03:00
parent f3e261a997 e0444ba436
commit a4ffe9e435
4 changed files with 66 additions and 2 deletions
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35
mysql-test/r/view.result
View File

@@ -3319,4 +3319,39 @@ lgid clid
2 YES
DROP VIEW v1;
DROP table t1,t2;
CREATE TABLE t1 (a INT);
INSERT INTO t1 VALUES (1),(2),(3);
CREATE VIEW v1 AS SELECT a FROM t1 ORDER BY a;
SELECT * FROM t1 UNION SELECT * FROM v1;
a
1
2
3
EXPLAIN SELECT * FROM t1 UNION SELECT * FROM v1;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 3
2 UNION t1 ALL NULL NULL NULL NULL 3
NULL UNION RESULT <union1,2> ALL NULL NULL NULL NULL NULL
SELECT * FROM v1 UNION SELECT * FROM t1;
a
1
2
3
EXPLAIN SELECT * FROM v1 UNION SELECT * FROM t1;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 3
2 UNION t1 ALL NULL NULL NULL NULL 3
NULL UNION RESULT <union1,2> ALL NULL NULL NULL NULL NULL
SELECT * FROM t1 UNION SELECT * FROM v1 ORDER BY a;
a
1
2
3
EXPLAIN SELECT * FROM t1 UNION SELECT * FROM v1 ORDER BY a;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 3
2 UNION t1 ALL NULL NULL NULL NULL 3
NULL UNION RESULT <union1,2> ALL NULL NULL NULL NULL NULL Using filesort
DROP VIEW v1;
DROP TABLE t1;
End of 5.0 tests.