mariadb/scripts/sys_schema/functions/version_major.sql

51 lines
1.7 KiB
SQL

-- Copyright (c) 2014, 2015, Oracle and/or its affiliates. All rights reserved.
--
-- 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
DROP FUNCTION IF EXISTS version_major;
DELIMITER $$
CREATE DEFINER='mariadb.sys'@'localhost' FUNCTION version_major ()
RETURNS TINYINT UNSIGNED
COMMENT '
Description
-----------
Returns the major version of MySQL Server.
Returns
-----------
TINYINT UNSIGNED
Example
-----------
mysql> SELECT VERSION(), sys.version_major();
+--------------------------------------+---------------------+
| VERSION() | sys.version_major() |
+--------------------------------------+---------------------+
| 5.7.9-enterprise-commercial-advanced | 5 |
+--------------------------------------+---------------------+
1 row in set (0.00 sec)
'
SQL SECURITY INVOKER
NOT DETERMINISTIC
NO SQL
BEGIN
RETURN SUBSTRING_INDEX(SUBSTRING_INDEX(VERSION(), '-', 1), '.', 1);
END$$
DELIMITER ;