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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
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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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2
sql/field.h
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@ -917,6 +917,7 @@ public:
void sort_string(char *buff,uint length);
void sql_type(String &str) const;
char *pack(char *to, const char *from, uint max_length=~(uint) 0);
char *pack_key(char *to, const char *from, uint max_length);
const char *unpack(char* to, const char *from);
int pack_cmp(const char *a,const char *b,uint key_length);
int pack_cmp(const char *b,uint key_length);
@ -965,6 +966,7 @@ public:
void set_key_image(char *buff,uint length, CHARSET_INFO *cs);
void sql_type(String &str) const;
char *pack(char *to, const char *from, uint max_length=~(uint) 0);
char *pack_key(char *to, const char *from, uint max_length);
const char *unpack(char* to, const char *from);
int pack_cmp(const char *a, const char *b, uint key_length);
int pack_cmp(const char *b, uint key_length);