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/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
*
* Copyright (C) 2008 Sun Microsystems, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "config.h"
#include <drizzled/function/last_insert.h>
#include <drizzled/session.h>
namespace drizzled
{
int64_t Item_func_last_insert_id::val_int()
{
assert(fixed == 1);
if (arg_count)
{
int64_t value= args[0]->val_int();
null_value= args[0]->null_value;
/*
LAST_INSERT_ID(X) must affect the client's mysql_insert_id() as
documented in the manual. We don't want to touch
first_successful_insert_id_in_cur_stmt because it would make
LAST_INSERT_ID(X) take precedence over an generated auto_increment
value for this row.
*/
getSession().arg_of_last_insert_id_function= true;
getSession().first_successful_insert_id_in_prev_stmt= value;
return value;
}
return getSession().read_first_successful_insert_id_in_prev_stmt();
}
bool Item_func_last_insert_id::fix_fields(Session *session, Item **ref)
{
return Item_int_func::fix_fields(session, ref);
}
} /* namespace drizzled */
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