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handlerton::discover_table_names() can not discover only

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"unknown" tables. Duplicates are possible - deal with them.
This commit is contained in:
Sergei Golubchik
2013-04-09 15:49:00 +02:00
parent a489ae89b9
commit 5d364e53cb
8 changed files with 191 additions and 125 deletions
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25
sql/handler.h
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@ -31,6 +31,7 @@
#include "thr_lock.h" /* thr_lock_type, THR_LOCK_DATA */
#include "sql_cache.h"
#include "structs.h" /* SHOW_COMP_OPTION */
#include "sql_array.h" /* Dynamic_array<> */
#include <my_compare.h>
#include <ft_global.h>
@ -3101,14 +3102,30 @@ int ha_delete_table(THD *thd, handlerton *db_type, const char *path,
bool ha_show_status(THD *thd, handlerton *db_type, enum ha_stat_type stat);
/* discovery */
#ifdef MYSQL_SERVER
class Discovered_table_list: public handlerton::discovered_list
{
THD *thd;
const char *wild, *wend;
public:
Dynamic_array<LEX_STRING*> *tables;
Discovered_table_list(THD *thd_arg, Dynamic_array<LEX_STRING*> *tables_arg,
const LEX_STRING *wild_arg);
~Discovered_table_list() {}
bool add_table(const char *tname, size_t tlen);
bool add_file(const char *fname);
void sort();
void remove_duplicates(); // assumes that the list is sorted
};
int ha_discover_table(THD *thd, TABLE_SHARE *share);
int ha_discover_table_names(THD *thd, LEX_STRING *db, MY_DIR *dirp,
handlerton::discovered_list *result);
Discovered_table_list *result);
bool ha_table_exists(THD *thd, const char *db, const char *table_name,
handlerton **hton= 0);
#ifdef MYSQL_SERVER
extern volatile int32 engines_with_discover_table_names;
#endif
/* key cache */