1/* Copyright (c) 2006, 2010, Oracle and/or its affiliates. All rights reserved.
2
3 This program is free software; you can redistribute it and/or modify
4 it under the terms of the GNU General Public License as published by
5 the Free Software Foundation; version 2 of the License.
6
7 This program is distributed in the hope that it will be useful,
8 but WITHOUT ANY WARRANTY; without even the implied warranty of
9 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 GNU General Public License for more details.
11
12 You should have received a copy of the GNU General Public License
13 along with this program; if not, write to the Free Software
14 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
15
16#ifndef SQL_UNION_INCLUDED
17#define SQL_UNION_INCLUDED
18
19class THD;
20class select_result;
21struct LEX;
22
23typedef class st_select_lex_unit SELECT_LEX_UNIT;
24
25bool mysql_union(THD *thd, LEX *lex, select_result *result,
26 SELECT_LEX_UNIT *unit, ulong setup_tables_done_option);
27
28
29#endif /* SQL_UNION_INCLUDED */
30