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Merge stella.local:/home2/mydev/mysql-5.0-axmrg

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into  stella.local:/home2/mydev/mysql-5.1-axmrg
This commit is contained in:
istruewing@stella.local
2008-01-15 12:51:51 +01:00
parent 7cc5885fdb ad502388b6
commit 6eee6a3090
3 changed files with 33 additions and 1 deletions
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10
mysql-test/r/myisam.result
View File

@ -1809,6 +1809,16 @@ CHECK TABLE t1 EXTENDED;
Table Op Msg_type Msg_text
test.t1 check status OK
DROP TABLE t1;
CREATE TABLE t1 (
c1 CHAR(255) CHARACTER SET UCS2 COLLATE UCS2_BIN NOT NULL,
KEY(c1)
) ENGINE=MyISAM;
INSERT INTO t1 VALUES ('marshall\'s');
INSERT INTO t1 VALUES ('marsh');
CHECK TABLE t1 EXTENDED;
Table Op Msg_type Msg_text
test.t1 check status OK
DROP TABLE t1;
CREATE TABLE t1 (id int NOT NULL, ref int NOT NULL, INDEX (id)) ENGINE=MyISAM;
CREATE TABLE t2 LIKE t1;
INSERT INTO t2 (id, ref) VALUES (1,3), (2,1), (3,2), (4,5), (4,4);

13
mysql-test/t/myisam.test
View File

@ -1152,6 +1152,19 @@ SET @@myisam_repair_threads=1;
CHECK TABLE t1 EXTENDED;
DROP TABLE t1;
#
# Bug#32705 - myisam corruption: Key in wrong position
# at page 1024 with ucs2_bin
#
CREATE TABLE t1 (
c1 CHAR(255) CHARACTER SET UCS2 COLLATE UCS2_BIN NOT NULL,
KEY(c1)
) ENGINE=MyISAM;
INSERT INTO t1 VALUES ('marshall\'s');
INSERT INTO t1 VALUES ('marsh');
CHECK TABLE t1 EXTENDED;
DROP TABLE t1;
#
# Bug#28837: MyISAM storage engine error (134) doing delete with self-join
#

11
storage/myisam/mi_open.c
View File

@ -815,8 +815,17 @@ static void setup_key_functions(register MI_KEYDEF *keyinfo)
keyinfo->get_key= _mi_get_pack_key;
if (keyinfo->seg[0].flag & HA_PACK_KEY)
{ /* Prefix compression */
/*
_mi_prefix_search() compares end-space against ASCII blank (' ').
It cannot be used for character sets, that do not encode the
blank character like ASCII does. UCS2 is an example. All
character sets with a fixed width > 1 or a mimimum width > 1
cannot represent blank like ASCII does. In these cases we have
to use _mi_seq_search() for the search.
*/
if (!keyinfo->seg->charset || use_strnxfrm(keyinfo->seg->charset) ||
(keyinfo->seg->flag & HA_NULL_PART))
(keyinfo->seg->flag & HA_NULL_PART) ||
(keyinfo->seg->charset->mbminlen > 1))
keyinfo->bin_search=_mi_seq_search;
else
keyinfo->bin_search=_mi_prefix_search;