Drizzled Public API Documentation

select_union.h
1 /* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
2  * vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
3  *
4  * Copyright (C) 2008 Sun Microsystems, Inc.
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; version 2 of the License.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, write to the Free Software
17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
18  */
19 
20 
21 #pragma once
22 
23 #include <drizzled/select_result_interceptor.h>
24 #include <drizzled/tmp_table_param.h>
25 
26 namespace drizzled
27 {
28 
30 {
31  Tmp_Table_Param tmp_table_param;
32 public:
33  Table *table;
34 
35  select_union() :table(0) { }
36  ~select_union() { }
37 
38  int prepare(List<Item> &list, Select_Lex_Unit *u);
39  bool send_data(List<Item> &items);
40  bool send_eof();
41  bool flush();
42  void cleanup();
43  bool create_result_table(Session *session, List<Item> *column_types,
44  bool is_distinct, uint64_t options,
45  const char *alias);
46 };
47 
48 } /* namespace drizzled */
49