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Extract reload_acl_and_cache() and flush_tables_with_read_lock()

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into an own implementation file.
This commit is contained in:
Konstantin Osipov
2010-08-13 13:51:48 +04:00
parent 7c3de33a4f
commit 8ce6e98aa3
12 changed files with 512 additions and 449 deletions
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43
sql/sql_base.h
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@@ -89,6 +89,49 @@ TABLE_SHARE *get_cached_table_share(const char *db, const char *table_name);
TABLE *open_ltable(THD *thd, TABLE_LIST *table_list, thr_lock_type update,
uint lock_flags);
/* mysql_lock_tables() and open_table() flags bits */
#define MYSQL_OPEN_IGNORE_GLOBAL_READ_LOCK 0x0001
#define MYSQL_OPEN_IGNORE_FLUSH 0x0002
#define MYSQL_OPEN_TEMPORARY_ONLY 0x0004
#define MYSQL_LOCK_IGNORE_GLOBAL_READ_ONLY 0x0008
#define MYSQL_LOCK_LOG_TABLE 0x0010
/**
Do not try to acquire a metadata lock on the table: we
already have one.
*/
#define MYSQL_OPEN_HAS_MDL_LOCK 0x0020
/**
If in locked tables mode, ignore the locked tables and get
a new instance of the table.
*/
#define MYSQL_OPEN_GET_NEW_TABLE 0x0040
/** Don't look up the table in the list of temporary tables. */
#define MYSQL_OPEN_SKIP_TEMPORARY 0x0080
/** Fail instead of waiting when conficting metadata lock is discovered. */
#define MYSQL_OPEN_FAIL_ON_MDL_CONFLICT 0x0100
/** Open tables using MDL_SHARED lock instead of one specified in parser. */
#define MYSQL_OPEN_FORCE_SHARED_MDL 0x0200
/**
Open tables using MDL_SHARED_HIGH_PRIO lock instead of one specified
in parser.
*/
#define MYSQL_OPEN_FORCE_SHARED_HIGH_PRIO_MDL 0x0400
/**
When opening or locking the table, use the maximum timeout
(LONG_TIMEOUT = 1 year) rather than the user-supplied timeout value.
*/
#define MYSQL_LOCK_IGNORE_TIMEOUT 0x0800
/** Please refer to the internals manual. */
#define MYSQL_OPEN_REOPEN (MYSQL_OPEN_IGNORE_FLUSH |\
MYSQL_OPEN_IGNORE_GLOBAL_READ_LOCK |\
MYSQL_LOCK_IGNORE_GLOBAL_READ_ONLY |\
MYSQL_LOCK_IGNORE_TIMEOUT |\
MYSQL_OPEN_GET_NEW_TABLE |\
MYSQL_OPEN_SKIP_TEMPORARY |\
MYSQL_OPEN_HAS_MDL_LOCK)
bool open_table(THD *thd, TABLE_LIST *table_list, MEM_ROOT *mem_root,
Open_table_context *ot_ctx);
bool open_new_frm(THD *thd, TABLE_SHARE *share, const char *alias,