START TRANSACTION;

ALTER TABLE `tracking`
	CHANGE COLUMN `event_value` `event_value` TEXT NULL DEFAULT NULL COLLATE 'utf8_hungarian_ci' AFTER `event`;

ALTER TABLE `exercise_tree_parents`
	ADD COLUMN `sort` INT(3) NULL DEFAULT '0' AFTER `exercise_tree_child_id`;

UPDATE configuration set config_value = "1.0.27", date_change=CURRENT_DATE WHERE config_key = "db_version";

COMMIT;