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Merge bk-internal.mysql.com:/home/bk/mysql-5.0

Browse source 
into  chilla.local:/home/mydev/mysql-5.0-axmrg
This commit is contained in:
unknown 2007-03-28 10:20:46 +02:00
commit a7573962e3
5 changed files with 78 additions and 2 deletions
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1
heap/hp_write.c
View file

@ -105,7 +105,6 @@ int hp_rb_write_key(HP_INFO *info, HP_KEYDEF *keyinfo, const byte *record,
heap_rb_param custom_arg;
uint old_allocated;
info->last_pos= NULL; /* For heap_rnext/heap_rprev */
custom_arg.keyseg= keyinfo->seg;
custom_arg.key_length= hp_rb_make_key(keyinfo, info->recbuf, record, recpos);
if (keyinfo->flag & HA_NOSAME)

27
mysql-test/r/heap_btree.result
View file

@ -280,6 +280,33 @@ a
1
1
drop table t1;
CREATE TABLE t1 (
c1 CHAR(3),
c2 INTEGER,
KEY USING BTREE(c1),
KEY USING BTREE(c2)
) ENGINE= MEMORY;
INSERT INTO t1 VALUES ('ABC',0), ('A',0), ('B',0), ('C',0);
UPDATE t1 SET c2= c2 + 1 WHERE c1 = 'A';
SELECT * FROM t1;
c1 c2
ABC 0
A 1
B 0
C 0
DROP TABLE t1;
CREATE TABLE t1 (
c1 ENUM('1', '2'),
UNIQUE USING BTREE(c1)
) ENGINE= MEMORY DEFAULT CHARSET= utf8;
INSERT INTO t1 VALUES('1'), ('2');
DROP TABLE t1;
CREATE TABLE t1 (
c1 SET('1', '2'),
UNIQUE USING BTREE(c1)
) ENGINE= MEMORY DEFAULT CHARSET= utf8;
INSERT INTO t1 VALUES('1'), ('2');
DROP TABLE t1;
End of 4.1 tests
CREATE TABLE t1(val INT, KEY USING BTREE(val)) ENGINE=memory;
INSERT INTO t1 VALUES(0);

31
mysql-test/t/heap_btree.test
View file

@ -182,6 +182,37 @@ delete from t1 where a >= 2;
select a from t1 order by a;
drop table t1;
#
# Bug#26996 - Update of a Field in a Memory Table ends with wrong result
#
CREATE TABLE t1 (
c1 CHAR(3),
c2 INTEGER,
KEY USING BTREE(c1),
KEY USING BTREE(c2)
) ENGINE= MEMORY;
INSERT INTO t1 VALUES ('ABC',0), ('A',0), ('B',0), ('C',0);
UPDATE t1 SET c2= c2 + 1 WHERE c1 = 'A';
SELECT * FROM t1;
DROP TABLE t1;
#
# Bug#24985 - UTF8 ENUM primary key on MEMORY using BTREE
# causes incorrect duplicate entries
#
CREATE TABLE t1 (
c1 ENUM('1', '2'),
UNIQUE USING BTREE(c1)
) ENGINE= MEMORY DEFAULT CHARSET= utf8;
INSERT INTO t1 VALUES('1'), ('2');
DROP TABLE t1;
CREATE TABLE t1 (
c1 SET('1', '2'),
UNIQUE USING BTREE(c1)
) ENGINE= MEMORY DEFAULT CHARSET= utf8;
INSERT INTO t1 VALUES('1'), ('2');
DROP TABLE t1;
--echo End of 4.1 tests
#

5
sql/ha_heap.cc
View file

@ -604,7 +604,10 @@ int ha_heap::create(const char *name, TABLE *table_arg,
seg->length= (uint) key_part->length;
seg->flag= key_part->key_part_flag;
seg->charset= field->charset();
if (field->flags & (ENUM_FLAG | SET_FLAG))
seg->charset= &my_charset_bin;
else
seg->charset= field->charset();
if (field->null_ptr)
{
seg->null_bit= field->null_bit;

16
sql/ha_myisam.cc
View file

@ -976,6 +976,22 @@ int ha_myisam::repair(THD *thd, MI_CHECK &param, bool do_optimize)
ha_rows rows= file->state->records;
DBUG_ENTER("ha_myisam::repair");
/*
Normally this method is entered with a properly opened table. If the
repair fails, it can be repeated with more elaborate options. Under
special circumstances it can happen that a repair fails so that it
closed the data file and cannot re-open it. In this case file->dfile
is set to -1. We must not try another repair without an open data
file. (Bug #25289)
*/
if (file->dfile == -1)
{
sql_print_information("Retrying repair of: '%s' failed. "
"Please try REPAIR EXTENDED or myisamchk",
table->s->path);
DBUG_RETURN(HA_ADMIN_FAILED);
}
param.db_name= table->s->db;
param.table_name= table->alias;
param.tmpfile_createflag = O_RDWR | O_TRUNC;