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BDB: Bug#4531: unique key prefix interacts poorly with utf8,

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Bug#4594 column index make = failed for gbk


myisam/mi_key.c:
  cleanup
This commit is contained in:
unknown
2004-08-24 15:32:57 +02:00
parent a7c8153116
commit b033e3dfbb
5 changed files with 189 additions and 13 deletions
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13
myisam/mi_key.c
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@@ -25,9 +25,12 @@
#define CHECK_KEYS
#define FIX_LENGTH if (length > char_length) \
char_length= my_charpos(cs, pos, pos+length, char_length); \
set_if_smaller(char_length,length); \
#define FIX_LENGTH \
do { \
if (length > char_length) \
char_length= my_charpos(cs, pos, pos+length, char_length); \
set_if_smaller(char_length,length); \
} while(0)
static int _mi_put_key_in_record(MI_INFO *info,uint keynr,byte *record);
@@ -157,7 +160,7 @@ uint _mi_make_key(register MI_INFO *info, uint keynr, uchar *key,
FIX_LENGTH;
memcpy((byte*) key, pos, char_length);
if (length > char_length)
bfill(key+char_length, length-char_length, ' ');
cs->cset->fill(cs, key+char_length, length-char_length, ' ');
key+= length;
}
_mi_dpointer(info,key,filepos);
@@ -267,7 +270,7 @@ uint _mi_pack_key(register MI_INFO *info, uint keynr, uchar *key, uchar *old,
FIX_LENGTH;
memcpy((byte*) key, pos, char_length);
if (length > char_length)
bfill(key+char_length, length-char_length, ' ');
cs->cset->fill(cs,key+char_length, length-char_length, ' ');
key+= length;
k_length-=length;
}