CREATE TABLE `pictures` ( `id_picture` int(10) UNSIGNED auto_increment, `id_project` int(10) UNSIGNED, `filename` VARCHAR(100) NOT NULL, `taken_on` DATETIME, `timestamp` DATETIME, `rotate` SMALLINT, `led` TIMESTAMP NOT NULL ON UPDATE CURRENT_TIMESTAMP DEFAULT CURRENT_TIMESTAMP, PRIMARY KEY (`id_picture`), UNIQUE KEY `uni_file_name` (`filename`) ); ALTER TABLE pictures ADD INDEX(`id_project`); ALTER TABLE pictures ADD FOREIGN KEY (`id_project`) REFERENCES projects(`id_project`);