trigger_creation_ctx.h

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/*
   Copyright (c) 2013, 2024, Oracle and/or its affiliates.
 
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   it under the terms of the GNU General Public License, version 2.0,
   as published by the Free Software Foundation.
 
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   as designated in a particular file or component or in included license
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   the program or referenced in the documentation.
 
   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, version 2.0, for more details.
 
   You should have received a copy of the GNU General Public License
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   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA */
 
#ifndef TRIGGER_CREATION_CTX_H_INCLUDED
#define TRIGGER_CREATION_CTX_H_INCLUDED
 
///////////////////////////////////////////////////////////////////////////
 
#include "lex_string.h"
#include "sql/sp_head.h"  // Stored_program_creation_ctx
 
class Object_creation_ctx;
class THD;
struct CHARSET_INFO;
struct MEM_ROOT;
 
/**
  Trigger_creation_ctx -- creation context of triggers.
*/
 
class Trigger_creation_ctx : public Stored_program_creation_ctx {
 public:
  static Trigger_creation_ctx *create(THD *thd, const LEX_CSTRING &db_name,
                                      const LEX_CSTRING &table_name,
                                      const LEX_CSTRING &client_cs_name,
                                      const LEX_CSTRING &connection_cl_name,
                                      const LEX_CSTRING &db_cl_name);
 
 public:
  Stored_program_creation_ctx *clone(MEM_ROOT *mem_root) override;
 
 protected:
  Object_creation_ctx *create_backup_ctx(THD *thd) const override;
 
  void delete_backup_ctx() override;
 
 private:
  explicit Trigger_creation_ctx(THD *thd) : Stored_program_creation_ctx(thd) {}
 
  Trigger_creation_ctx(const CHARSET_INFO *client_cs,
                       const CHARSET_INFO *connection_cl,
                       const CHARSET_INFO *db_cl)
      : Stored_program_creation_ctx(client_cs, connection_cl, db_cl) {}
};
 
///////////////////////////////////////////////////////////////////////////
 
#endif  // TRIGGER_CREATION_CTX_H_INCLUDED