~drizzle-trunk/drizzle/development

/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-

 *  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:

 *

 *  Copyright (C) 2009 Sun Microsystems, Inc.

 *

 *  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; either version 2 of the License, or

 *  (at your option) any later version.

 *

 *  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, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

 */

/**

 * @file Declaration of the AlterInfo class

 */

#ifndef DRIZZLED_ALTER_INFO_H

#define DRIZZLED_ALTER_INFO_H

#include "drizzled/base.h"

#include "drizzled/enum.h"

#include "drizzled/sql_list.h" /** @TODO use STL vectors! */

#include "drizzled/key.h"

#include "drizzled/message/table.pb.h"

#include <bitset>

namespace drizzled

{

/* Some forward declarations needed */

class CreateField;

class AlterDrop;

class AlterColumn;

enum enum_alter_info_flags

{

  ALTER_ADD_COLUMN= 0,

  ALTER_DROP_COLUMN,

  ALTER_CHANGE_COLUMN,

  ALTER_COLUMN_STORAGE,

  ALTER_COLUMN_FORMAT,

  ALTER_COLUMN_ORDER,

  ALTER_ADD_INDEX,

  ALTER_DROP_INDEX,

  ALTER_RENAME,

  ALTER_ORDER,

  ALTER_OPTIONS,

  ALTER_COLUMN_DEFAULT,

  ALTER_KEYS_ONOFF,

  ALTER_STORAGE,

  ALTER_ROW_FORMAT,

  ALTER_CONVERT,

  ALTER_FORCE,

  ALTER_RECREATE,

  ALTER_TABLE_REORG,

  ALTER_FOREIGN_KEY

};

enum tablespace_op_type

{

  NO_TABLESPACE_OP,

  DISCARD_TABLESPACE,

  IMPORT_TABLESPACE

};

/**

 * Contains information about the parsed CREATE or ALTER TABLE statement.

 *

 * This structure contains a list of columns or indexes to be created,

 * altered or dropped.

 */

class AlterInfo

{

public:

  List<AlterDrop> drop_list;

  List<AlterColumn> alter_list;

  List<Key> key_list;

  List<CreateField> create_list;

  message::AlterTable alter_proto;

  std::bitset<32> flags;

  enum enum_enable_or_disable keys_onoff;

  enum tablespace_op_type tablespace_op;

  uint32_t no_parts;

  enum ha_build_method build_method;

  bool error_if_not_empty;

  AlterInfo();

  AlterInfo(const AlterInfo &rhs, memory::Root *mem_root);

private:

  AlterInfo &operator=(const AlterInfo &rhs); // not implemented

  AlterInfo(const AlterInfo &rhs);            // not implemented

};

} /* namespace drizzled */

#endif /* DRIZZLED_ALTER_INFO_H */