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Merge mhansson@bk-internal.mysql.com:/home/bk/mysql-5.1-opt

Browse source 
into  dl145s.mysql.com:/data0/mhansson/my51-bug28570
This commit is contained in:
mhansson@dl145s.mysql.com 2007-08-15 12:42:39 +02:00
commit 68048e4266
4 changed files with 51 additions and 3 deletions
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30
mysql-test/include/mix1.inc
View file

@ -939,6 +939,36 @@ alter table t1 add index(a(1024));
show create table t1;
drop table t1;
#
# Bug #28570: handler::index_read() is called with different find_flag when
# ORDER BY is used
#
CREATE TABLE t1 (
a INT,
b INT,
KEY (b)
) ENGINE=InnoDB;
INSERT INTO t1 VALUES (1,10), (2,10), (2,20), (3,30);
START TRANSACTION;
SELECT * FROM t1 WHERE b=20 FOR UPDATE;
--connect (conn2, localhost, root,,test)
# This statement gives a "failed: 1205: Lock wait timeout exceeded; try
# restarting transaction" message when the bug is present.
START TRANSACTION;
SELECT * FROM t1 WHERE b=10 ORDER BY A FOR UPDATE;
ROLLBACK;
--disconnect conn2
--connection default
ROLLBACK;
DROP TABLE t1;
--echo End of 5.0 tests
# Fix for BUG#19243 "wrong LAST_INSERT_ID() after ON DUPLICATE KEY

18
mysql-test/r/innodb_mysql.result
View file

@ -1123,6 +1123,24 @@ t1 CREATE TABLE `t1` (
KEY `a` (`a`(255))
) ENGINE=InnoDB DEFAULT CHARSET=utf8
drop table t1;
CREATE TABLE t1 (
a INT,
b INT,
KEY (b)
) ENGINE=InnoDB;
INSERT INTO t1 VALUES (1,10), (2,10), (2,20), (3,30);
START TRANSACTION;
SELECT * FROM t1 WHERE b=20 FOR UPDATE;
a b
2 20
START TRANSACTION;
SELECT * FROM t1 WHERE b=10 ORDER BY A FOR UPDATE;
a b
1 10
2 10
ROLLBACK;
ROLLBACK;
DROP TABLE t1;
End of 5.0 tests
CREATE TABLE `t2` (
`k` int(11) NOT NULL auto_increment,

3
sql/handler.cc
View file

@ -3186,7 +3186,8 @@ int handler::read_multi_range_next(KEY_MULTI_RANGE **found_range_p)
read_range_first()
start_key Start key. Is 0 if no min range
end_key End key. Is 0 if no max range
eq_range_arg Set to 1 if start_key == end_key
eq_range_arg Set to 1 if start_key == end_key and the range endpoints
will not change during query execution.
sorted Set to 1 if result should be sorted per key
NOTES

3
sql/opt_range.cc
View file

@ -7815,8 +7815,7 @@ QUICK_RANGE_SELECT *get_quick_select_for_ref(THD *thd, TABLE *table,
range->min_keypart_map= range->max_keypart_map=
make_prev_keypart_map(ref->key_parts);
range->flag= ((ref->key_length == key_info->key_length &&
(key_info->flags & (HA_NOSAME | HA_END_SPACE_KEY)) ==
HA_NOSAME) ? EQ_RANGE : 0);
(key_info->flags & HA_END_SPACE_KEY) == 0) ? EQ_RANGE : 0);
if (!(quick->key_parts=key_part=(KEY_PART *)
alloc_root(&quick->alloc,sizeof(KEY_PART)*ref->key_parts)))