version_minor.sql

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DROP FUNCTION IF EXISTS version_minor;

DELIMITER $$

CREATE DEFINER='mysql.sys'@'localhost' FUNCTION version_minor ()
    RETURNS TINYINT UNSIGNED
    COMMENT '
Description
-----------

Returns the minor (release series) version of MySQL Server.

Returns
-----------

TINYINT UNSIGNED

Example
-----------

mysql> SELECT VERSION(), sys.server_minor();
+--------------------------------------+---------------------+
| VERSION()                            | sys.version_minor() |
+--------------------------------------+---------------------+
| 5.7.9-enterprise-commercial-advanced | 7                   |
+--------------------------------------+---------------------+
1 row in set (0.00 sec)
'
    SQL SECURITY INVOKER
    NOT DETERMINISTIC
    NO SQL
BEGIN
    RETURN SUBSTRING_INDEX(SUBSTRING_INDEX(SUBSTRING_INDEX(VERSION(), '-', 1), '.', 2), '.', -1);
END$$

DELIMITER ;