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; 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 namespace drizzled 00023 { 00024 00026 enum enum_nested_loop_state 00027 { 00028 NESTED_LOOP_KILLED= -2, 00029 NESTED_LOOP_ERROR= -1, 00030 NESTED_LOOP_OK= 0, 00031 NESTED_LOOP_NO_MORE_ROWS= 1, 00032 NESTED_LOOP_QUERY_LIMIT= 3, 00033 NESTED_LOOP_CURSOR_LIMIT= 4 00034 }; 00035 00036 class Join; 00037 class JoinTable; 00038 00039 typedef enum_nested_loop_state (*Next_select_func)(Join *, JoinTable *, bool); 00040 typedef int (*Read_record_func)(JoinTable *tab); 00041 Next_select_func setup_end_select_func(Join *join); 00042 00043 } /* namespace drizzled */ 00044