START TRANSACTION;

ALTER TABLE `dir_scans` 
CHANGE COLUMN `scn_value` `scn_value` VARCHAR(64) NOT NULL ;

DELETE FROM `gridsettings` WHERE `gst_title_caption` = "gd_photo";
DELETE FROM `gridsettings` WHERE `gst_title_caption` = "unt_type";


UPDATE sys_info SET si_version = "1.502" WHERE sys_info.si_id = 1;
COMMIT; 