Drizzled Public API Documentation

select_dumpvar.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/error.h>
00023 #include <drizzled/function/set_user_var.h>
00024 #include <drizzled/select_result_interceptor.h>
00025 #include <drizzled/base.h>
00026 
00027 #include <vector>
00028 
00029 namespace drizzled {
00030 
00031 class select_dumpvar : public select_result_interceptor 
00032 {
00033 public:
00034   int prepare(List<Item>&, Select_Lex_Unit*);
00035   bool send_data(List<Item>&);
00036   bool send_eof();
00037 
00038   select_dumpvar()  
00039   { 
00040     row_count= 0;
00041   }
00042 
00043   void cleanup()
00044   {
00045     row_count= 0;
00046   }
00047 
00048   std::vector<var*> var_list;
00049 
00050 private:
00051   ha_rows row_count;
00052 };
00053 
00054 } /* namespace drizzled */
00055