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Manual merge from mysql-5.1-bugteam to mysql-trunk-merge.

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conflicts:
   conflict      configure.in
This commit is contained in:
Alexey Kopytov
2010-06-02 14:01:26 +04:00
parent 7d9eaa3fce 36d2769928
commit 6633d23f02
3 changed files with 30 additions and 2 deletions
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13
mysql-test/r/explain.result
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@ -258,4 +258,17 @@ id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
DROP TABLE t1, t2;
#
# Bug #48573: difference of index selection between rpm binary and
# .tar.gz, windows vs linux..
#
CREATE TABLE t1(c1 INT, c2 INT, c4 INT, c5 INT, KEY(c2, c5), KEY(c2, c4, c5));
INSERT INTO t1 VALUES(4, 1, 1, 1);
INSERT INTO t1 VALUES(3, 1, 1, 1);
INSERT INTO t1 VALUES(2, 1, 1, 1);
INSERT INTO t1 VALUES(1, 1, 1, 1);
EXPLAIN SELECT c1 FROM t1 WHERE c2 = 1 AND c4 = 1 AND c5 = 1;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref c2,c2_2 c2 10 const,const 3 Using where
DROP TABLE t1;
End of 5.1 tests.