Drizzled Public API Documentation

table_reference.h

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00001 /* - mode: c; c-basic-offset: 2; indent-tabs-mode: nil; -*-
00002  *  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
00003  *
00004  *  Copyright (C) 2008-2009 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; either version 2 of the License, or
00009  *  (at your option) any later version.
00010  *
00011  *  This program is distributed in the hope that it will be useful,
00012  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00013  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00014  *  GNU General Public License for more details.
00015  *
00016  *  You should have received a copy of the GNU General Public License
00017  *  along with this program; if not, write to the Free Software
00018  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
00019  */
00020 
00028 #pragma once
00029 
00030 #include <drizzled/base.h>
00031 #include <drizzled/definitions.h>
00032 
00033 namespace drizzled
00034 {
00035 
00036 class StoredKey;
00037 class Item;
00038 
00039 struct table_reference_st
00040 {
00041   table_reference_st() :
00042     key_err(false),
00043     key_parts(0),
00044     key_length(0),
00045     key(0),
00046     key_buff(NULL),
00047     key_buff2(NULL),
00048     key_copy(NULL),
00049     items(NULL),
00050     cond_guards(NULL),
00051     null_ref_key(NULL),
00052     disable_cache(false)
00053   { }
00054 
00055   bool key_err;
00056   uint32_t key_parts; 
00057   uint32_t key_length; 
00058   int32_t key; 
00059   unsigned char *key_buff; 
00060   unsigned char *key_buff2; 
00061   StoredKey **key_copy; 
00062   Item **items; 
00074   bool **cond_guards;
00079   key_part_map  null_rejecting;
00080   table_map depend_map; 
00082   unsigned char *null_ref_key;
00087   bool disable_cache;
00088 };
00089 
00090 } /* namespace drizzled */
00091