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/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
*
* Copyright (C) 2009 Sun Microsystems
*
* 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; either version 2 of the License, or
* (at your option) any later version.
*
* 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/show.h>
#include <drizzled/session.h>
#include <drizzled/statement/alter_schema.h>
#include <drizzled/plugin/storage_engine.h>
#include <drizzled/db.h>
#include <string>
using namespace std;
namespace drizzled
{
bool statement::AlterSchema::execute()
{
LEX_STRING *db= &session->lex->name;
message::Schema old_definition;
if (check_db_name(db))
{
my_error(ER_WRONG_DB_NAME, MYF(0), db->str);
return false;
}
schema_message.set_name(db->str);
if (not plugin::StorageEngine::getSchemaDefinition(schema_message.name(), old_definition))
{
my_error(ER_SCHEMA_DOES_NOT_EXIST, MYF(0), db->str);
return true;
}
if (session->inTransaction())
{
my_message(ER_LOCK_OR_ACTIVE_TRANSACTION,
ER(ER_LOCK_OR_ACTIVE_TRANSACTION),
MYF(0));
return true;
}
if (not schema_message.has_collation())
{
schema_message.set_collation(schema_message.collation());
}
bool res= mysql_alter_db(session, schema_message);
return not res;
}
} /* namespace drizzled */
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