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Merge mysql.com:/usr/home/bar/mysql-5.0-rpl.b22052

Browse source 
into  mysql.com:/usr/home/bar/mysql-5.1-rpl


mysql-test/r/ctype_ucs.result:
  Auto merged
mysql-test/t/ctype_ucs.test:
  Auto merged
storage/myisam/mi_key.c:
  Auto merged
storage/myisam/mi_open.c:
  Auto merged
This commit is contained in:
unknown 2006-10-12 09:40:01 +05:00
commit 27bbf36f87
4 changed files with 49 additions and 7 deletions
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22
mysql-test/r/ctype_ucs.result
View file

@ -723,6 +723,28 @@ lily
river
drop table t1;
deallocate prepare stmt;
create table t1 (
a char(10) unicode not null,
index a (a)
) engine=myisam;
insert into t1 values (repeat(0x201f, 10));
insert into t1 values (repeat(0x2020, 10));
insert into t1 values (repeat(0x2021, 10));
explain select hex(a) from t1 order by a;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 index NULL a 20 NULL 3 Using index
select hex(a) from t1 order by a;
hex(a)
201F201F201F201F201F201F201F201F201F201F
2020202020202020202020202020202020202020
2021202120212021202120212021202120212021
alter table t1 drop index a;
select hex(a) from t1 order by a;
hex(a)
201F201F201F201F201F201F201F201F201F201F
2020202020202020202020202020202020202020
2021202120212021202120212021202120212021
drop table t1;
CREATE TABLE t1 (id int, s char(5) CHARACTER SET ucs2 COLLATE ucs2_unicode_ci);
INSERT INTO t1 VALUES (1, 'ZZZZZ'), (1, 'ZZZ'), (2, 'ZZZ'), (2, 'ZZZZZ');
SELECT id, MIN(s) FROM t1 GROUP BY id;

17
mysql-test/t/ctype_ucs.test
View file

@ -454,6 +454,23 @@ select utext from t1 where utext like '%%';
drop table t1;
deallocate prepare stmt;
#
# Bug#22052 Trailing spaces are not removed from UNICODE fields in an index
#
create table t1 (
a char(10) unicode not null,
index a (a)
) engine=myisam;
insert into t1 values (repeat(0x201f, 10));
insert into t1 values (repeat(0x2020, 10));
insert into t1 values (repeat(0x2021, 10));
# make sure "index read" is used
explain select hex(a) from t1 order by a;
select hex(a) from t1 order by a;
alter table t1 drop index a;
select hex(a) from t1 order by a;
drop table t1;
#
# Bug #20076: server crashes for a query with GROUP BY if MIN/MAX aggregation
# over a 'ucs2' field uses a temporary table

15
storage/myisam/mi_key.c
View file

@ -52,7 +52,7 @@ static int _mi_put_key_in_record(MI_INFO *info,uint keynr,byte *record);
uint _mi_make_key(register MI_INFO *info, uint keynr, uchar *key,
const byte *record, my_off_t filepos)
{
byte *pos,*end;
byte *pos;
uchar *start;
reg1 HA_KEYSEG *keyseg;
my_bool is_ft= info->s->keyinfo[keynr].flag & HA_FULLTEXT;
@ -107,18 +107,17 @@ uint _mi_make_key(register MI_INFO *info, uint keynr, uchar *key,
}
if (keyseg->flag & HA_SPACE_PACK)
{
end= pos + length;
if (type != HA_KEYTYPE_NUM)
{
while (end > pos && end[-1] == ' ')
end--;
length= cs->cset->lengthsp(cs, pos, length);
}
else
{
byte *end= pos + length;
while (pos < end && pos[0] == ' ')
pos++;
length=(uint) (end-pos);
}
length=(uint) (end-pos);
FIX_LENGTH(cs, pos, length, char_length);
store_key_length_inc(key,char_length);
memcpy((byte*) key,(byte*) pos,(size_t) char_length);
@ -403,8 +402,10 @@ static int _mi_put_key_in_record(register MI_INFO *info, uint keynr,
pos= record+keyseg->start;
if (keyseg->type != (int) HA_KEYTYPE_NUM)
{
memcpy(pos,key,(size_t) length);
bfill(pos+length,keyseg->length-length,' ');
memcpy(pos,key,(size_t) length);
keyseg->charset->cset->fill(keyseg->charset,
pos + length, keyseg->length - length,
' ');
}
else
{

2
storage/myisam/mi_open.c
View file

@ -345,6 +345,8 @@ MI_INFO *mi_open(const char *name, int mode, uint open_flags)
goto err;
}
}
else if (pos->type == HA_KEYTYPE_BINARY)
pos->charset= &my_charset_bin;
}
if (share->keyinfo[i].flag & HA_SPATIAL)
{