Drizzled Public API Documentation

basic_constant.h
00001 /* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
00002  *  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
00003  *
00004  *  Copyright (C) 2008 Sun Microsystems, Inc.
00005  *
00006  *  This program is free software; you can redistribute it and/or modify
00007  *  it under the terms of the GNU General Public License as published by
00008  *  the Free Software Foundation; version 2 of the License.
00009  *
00010  *  This program is distributed in the hope that it will be useful,
00011  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00012  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00013  *  GNU General Public License for more details.
00014  *
00015  *  You should have received a copy of the GNU General Public License
00016  *  along with this program; if not, write to the Free Software
00017  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
00018  */
00019 
00020 #pragma once
00021 
00022 #include <drizzled/item.h>
00023 
00024 namespace drizzled
00025 {
00026 
00027 class Item_basic_constant :public Item
00028 {
00029 public:
00030   Item_basic_constant() :
00031     Item()
00032   {
00033   }
00034 
00035   /* to prevent drop fixed flag (no need parent cleanup call) */
00036   void cleanup()
00037   {
00038     /*
00039       Restore the original field name as it might not have been allocated
00040       in the statement memory. If the name is auto generated, it must be
00041       done again between subsequent executions of a prepared statement.
00042     */
00043     if (orig_name)
00044       name= orig_name;
00045   }
00046 };
00047 
00048 } /* namespace drizzled */
00049