#ifndef SQL_TRIGGER_INCLUDED
#define SQL_TRIGGER_INCLUDED

/*
   Copyright (c) 2004, 2014, Oracle and/or its affiliates. All rights reserved.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; version 2 of the License.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software Foundation,
   51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA */

///////////////////////////////////////////////////////////////////////////

/**
  @file

  @brief
  This file contains declarations of global public functions which are used
  directly from parser/executioner to perform basic operations on triggers
  (CREATE TRIGGER, DROP TRIGGER, ALTER TABLE, DROP TABLE, ...)
*/

///////////////////////////////////////////////////////////////////////////

#include "m_string.h"

class THD;

struct TABLE_LIST;

///////////////////////////////////////////////////////////////////////////

bool mysql_create_or_drop_trigger(THD *thd, TABLE_LIST *tables, bool create);

bool add_table_for_trigger(THD *thd,
                           const LEX_CSTRING &db_name,
                           const LEX_STRING &trigger_name,
                           bool continue_if_not_exist,
                           TABLE_LIST **table);

bool change_trigger_table_name(THD *thd,
                               const char *db_name,
                               const char *table_alias,
                               const char *table_name,
                               const char *new_db_name,
                               const char *new_table_name);

bool drop_all_triggers(THD *thd,
                       const char *db_name,
                       const char *table_name);

///////////////////////////////////////////////////////////////////////////

#endif /* SQL_TRIGGER_INCLUDED */