diff options
Diffstat (limited to 'sql/sql_trigger.h')
| -rw-r--r-- | sql/sql_trigger.h | 50 |
1 files changed, 41 insertions, 9 deletions
diff --git a/sql/sql_trigger.h b/sql/sql_trigger.h index 1dc573995f1..8f6b08c927f 100644 --- a/sql/sql_trigger.h +++ b/sql/sql_trigger.h @@ -17,13 +17,13 @@ /* This class holds all information about triggers of table. - QQ: Will it be merged into TABLE in future ? + QQ: Will it be merged into TABLE in the future ? */ class Table_triggers_list: public Sql_alloc { /* Triggers as SPs grouped by event, action_time */ - sp_head *bodies[TRG_EVENT_MAX][TRG_ACTION_MAX]; + sp_head *bodies[TRG_EVENT_MAX][TRG_ACTION_MAX]; /* Heads of the lists linking items for all fields used in triggers grouped by event and action_time. @@ -75,6 +75,14 @@ public: List<LEX_STRING> definers_list; + /* Character set context, used for parsing and executing triggers. */ + + List<LEX_STRING> client_cs_names; + List<LEX_STRING> connection_cl_names; + List<LEX_STRING> db_cl_names; + + /* End of character ser context. */ + Table_triggers_list(TABLE *table_arg): record1_field(0), trigger_table(table_arg) { @@ -89,11 +97,26 @@ public: bool process_triggers(THD *thd, trg_event_type event, trg_action_time_type time_type, bool old_row_is_record1); + bool get_trigger_info(THD *thd, trg_event_type event, trg_action_time_type time_type, LEX_STRING *trigger_name, LEX_STRING *trigger_stmt, ulong *sql_mode, - LEX_STRING *definer); + LEX_STRING *definer, + LEX_STRING *client_cs_name, + LEX_STRING *connection_cl_name, + LEX_STRING *db_cl_name); + + void get_trigger_info(THD *thd, + int trigger_idx, + LEX_STRING *trigger_name, + ulonglong *sql_mode, + LEX_STRING *sql_original_stmt, + LEX_STRING *client_cs_name, + LEX_STRING *connection_cl_name, + LEX_STRING *db_cl_name); + + int find_trigger_by_name(const LEX_STRING *trigger_name); static bool check_n_load(THD *thd, const char *db, const char *table_name, TABLE *table, bool names_only); @@ -115,9 +138,7 @@ public: void set_table(TABLE *new_table); - void mark_fields_used(THD *thd, trg_event_type event); - - bool is_updated_in_before_update_triggers(Field *fld); + void mark_fields_used(trg_event_type event); friend class Item_trigger_field; friend int sp_cache_routines_and_add_tables_for_triggers(THD *thd, LEX *lex, @@ -137,6 +158,17 @@ private: extern const LEX_STRING trg_action_time_type_names[]; extern const LEX_STRING trg_event_type_names[]; -int -add_table_for_trigger(THD *thd, sp_name *trig, bool if_exists, - TABLE_LIST **table); +bool add_table_for_trigger(THD *thd, + const sp_name *trg_name, + bool continue_if_not_exist, + TABLE_LIST **table); + +void build_trn_path(THD *thd, const sp_name *trg_name, LEX_STRING *trn_path); + +bool check_trn_exists(const LEX_STRING *trn_path); + +bool load_table_name_for_trigger(THD *thd, + const sp_name *trg_name, + const LEX_STRING *trn_path, + LEX_STRING *tbl_name); + |