diff options
Diffstat (limited to 'sql/table_cache.h')
| -rw-r--r-- | sql/table_cache.h | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/sql/table_cache.h b/sql/table_cache.h index cac69296cc2..2e5bb3428dc 100644 --- a/sql/table_cache.h +++ b/sql/table_cache.h @@ -26,12 +26,14 @@ struct Share_free_tables char pad[CPU_LEVEL1_DCACHE_LINESIZE]; }; +typedef int64 tdc_version_t; +#define TDC_VERSION_MAX INT_MAX64 struct TDC_element { uchar m_key[NAME_LEN + 1 + NAME_LEN + 1]; uint m_key_length; - ulong version; + tdc_version_t version; bool flushed; TABLE_SHARE *share; @@ -84,12 +86,14 @@ extern void tdc_release_share(TABLE_SHARE *share); extern bool tdc_remove_table(THD *thd, enum_tdc_remove_table_type remove_type, const char *db, const char *table_name, bool kill_delayed_threads); + + extern int tdc_wait_for_old_version(THD *thd, const char *db, const char *table_name, ulong wait_timeout, uint deadlock_weight, - ulong refresh_version= ULONG_MAX); -extern ulong tdc_refresh_version(void); -extern ulong tdc_increment_refresh_version(void); + tdc_version_t refresh_version= TDC_VERSION_MAX); +extern tdc_version_t tdc_refresh_version(void); +extern tdc_version_t tdc_increment_refresh_version(void); extern int tdc_iterate(THD *thd, my_hash_walk_action action, void *argument, bool no_dups= false); |