SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0;
SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0;
SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='TRADITIONAL,ALLOW_INVALID_DATES';

ALTER TABLE `users` 
CHARACTER SET = utf8 , COLLATE = utf8_general_ci ;

ALTER TABLE `videos` 
CHARACTER SET = utf8 , COLLATE = utf8_general_ci ,
CHANGE COLUMN `description` `description` TEXT NULL DEFAULT NULL ,
CHANGE COLUMN `filename` `filename` VARCHAR(255) NOT NULL ;

ALTER TABLE `comments` 
CHARACTER SET = utf8 , COLLATE = utf8_general_ci ;

ALTER TABLE `categories` 
CHARACTER SET = utf8 , COLLATE = utf8_general_ci ,
CHANGE COLUMN `created` `created` DATETIME NOT NULL DEFAULT now() ,
CHANGE COLUMN `modified` `modified` DATETIME NOT NULL DEFAULT now() ;

ALTER TABLE `configurations` 
CHARACTER SET = utf8 , COLLATE = utf8_general_ci ,
CHANGE COLUMN `modified` `modified` DATETIME NOT NULL DEFAULT now() ,
CHANGE COLUMN `created` `created` DATETIME NOT NULL DEFAULT now() ;

UPDATE configurations SET  version = '1.3', modified = now() WHERE id = 1;

SET SQL_MODE=@OLD_SQL_MODE;
SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS;
SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS;