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select_max_min_finder_subselect.h
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/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
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* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
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*
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* Copyright (C) 2008 Sun Microsystems, Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#pragma once
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namespace
drizzled
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{
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/* used in independent ALL/ANY optimisation */
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class
select_max_min_finder_subselect
:
public
select_subselect
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{
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Item_cache
*cache;
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bool (
select_max_min_finder_subselect
::*op)();
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bool
fmax;
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public
:
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select_max_min_finder_subselect
(
Item_subselect
*item_arg,
bool
mx)
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:
select_subselect
(item_arg), cache(0), fmax(mx)
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{}
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void
cleanup();
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bool
send_data(
List<Item>
&items);
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bool
cmp_real();
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bool
cmp_int();
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bool
cmp_decimal();
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bool
cmp_str();
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};
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}
/* namespace drizzled */
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drizzled::select_max_min_finder_subselect
Definition:
select_max_min_finder_subselect.h:26
drizzled::select_subselect
Definition:
select_subselect.h:30
drizzled::Item_cache
Definition:
cache.h:30
drizzled::Item_subselect
Definition:
subselect.h:30
drizzled::List
Definition:
sql_list.h:324
drizzled
select_max_min_finder_subselect.h
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