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Changed the fixes for the following bugs:

Browse Source 
Bug #39022: completed
Bug #39653: reverted as invalid
Bug #45640: ameliorated, simplified, optimized
Bug #48483: completed
Bug #49324: improved
Bug #51242/52336: reverted, applied a real fix.
This commit is contained in:
Igor Babaev
2010-05-25 23:14:18 -07:00
parent d6c97c913e
commit d120c5b562
13 changed files with 172 additions and 209 deletions
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22
mysql-test/r/innodb_mysql.result
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@ -2296,28 +2296,6 @@ id select_type table type possible_keys key key_len ref rows Extra
drop table t1,t2;
#
#
# Bug #39653: find_shortest_key in sql_select.cc does not consider
# clustered primary keys
#
CREATE TABLE t1 (a INT PRIMARY KEY, b INT, c INT, d INT, e INT, f INT,
KEY (b,c)) ENGINE=INNODB;
INSERT INTO t1 VALUES (1,1,1,1,1,1), (2,2,2,2,2,2), (3,3,3,3,3,3),
(4,4,4,4,4,4), (5,5,5,5,5,5), (6,6,6,6,6,6),
(7,7,7,7,7,7), (8,8,8,8,8,8), (9,9,9,9,9,9),
(11,11,11,11,11,11);
EXPLAIN SELECT COUNT(*) FROM t1;
id 1
select_type SIMPLE
table t1
type index
possible_keys NULL
key b
key_len 10
ref NULL
rows 10
Extra Using index
DROP TABLE t1;
#
# Bug #49838: DROP INDEX and ADD UNIQUE INDEX for same index may
# corrupt definition at engine
#