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WL#3700: Handler API change: all index search methods - that is,

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index_read(), index_read_idx(), index_read_last(), and
records_in_range() - instead of 'uint keylen' argument take
'ulonglong keypart_map', a bitmap showing which keyparts are
present in the key value.
Fallback method is provided for handlers that are lagging behind.
This commit is contained in:
unknown
2007-01-29 10:40:26 +01:00
parent 6e1ba88418
commit 4e8b49d656
58 changed files with 483 additions and 441 deletions
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7
include/myisam.h
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@@ -274,9 +274,8 @@ extern struct st_myisam_info *mi_open(const char *name,int mode,
uint wait_if_locked);
extern int mi_panic(enum ha_panic_function function);
extern int mi_rfirst(struct st_myisam_info *file,byte *buf,int inx);
extern int mi_rkey(struct st_myisam_info *file,byte *buf,int inx,
const byte *key,
uint key_len, enum ha_rkey_function search_flag);
extern int mi_rkey(MI_INFO *info, byte *buf, int inx, const byte *key,
ulonglong keypart_map, enum ha_rkey_function search_flag);
extern int mi_rlast(struct st_myisam_info *file,byte *buf,int inx);
extern int mi_rnext(struct st_myisam_info *file,byte *buf,int inx);
extern int mi_rnext_same(struct st_myisam_info *info, byte *buf);
@@ -303,7 +302,7 @@ extern int mi_extra(struct st_myisam_info *file,
enum ha_extra_function function,
void *extra_arg);
extern int mi_reset(struct st_myisam_info *file);
extern ha_rows mi_records_in_range(struct st_myisam_info *info,int inx,
extern ha_rows mi_records_in_range(MI_INFO *info, int inx,
key_range *min_key, key_range *max_key);
extern int mi_log(int activate_log);
extern int mi_is_changed(struct st_myisam_info *info);