diff options
Diffstat (limited to 'sql/sql_trigger.h')
| -rw-r--r-- | sql/sql_trigger.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/sql/sql_trigger.h b/sql/sql_trigger.h index 85b2dbe5f21..28bf0a60877 100644 --- a/sql/sql_trigger.h +++ b/sql/sql_trigger.h @@ -16,6 +16,38 @@ along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ +/* Forward declarations */ + +class Item_trigger_field; +class sp_head; +class sp_name; +class Query_tables_list; +struct TABLE_LIST; +class Query_tables_list; + +/** Event on which trigger is invoked. */ +enum trg_event_type +{ + TRG_EVENT_INSERT= 0, + TRG_EVENT_UPDATE= 1, + TRG_EVENT_DELETE= 2, + TRG_EVENT_MAX +}; + +#include "table.h" /* GRANT_INFO */ + +/* + We need this two enums here instead of sql_lex.h because + at least one of them is used by Item_trigger_field interface. + + Time when trigger is invoked (i.e. before or after row actually + inserted/updated/deleted). +*/ +enum trg_action_time_type +{ + TRG_ACTION_BEFORE= 0, TRG_ACTION_AFTER= 1, TRG_ACTION_MAX +}; + /** This class holds all information about triggers of table. @@ -178,5 +210,9 @@ bool load_table_name_for_trigger(THD *thd, const sp_name *trg_name, const LEX_STRING *trn_path, LEX_STRING *tbl_name); +bool mysql_create_or_drop_trigger(THD *thd, TABLE_LIST *tables, bool create); + +extern const char * const TRG_EXT; +extern const char * const TRN_EXT; #endif /* SQL_TRIGGER_INCLUDED */ |