select id, userId, fileName, uploadDate from uploadfile and userId = #{userId} and fileName like concat('%', #{fileName}, '%') and uploadDate = #{uploadDate} where id = #{id} order by uploadDate desc insert into uploadfile userId, fileName, uploadDate, #{userId}, #{fileName}, #{uploadDate}, update uploadfile userId = #{userId}, fileName = #{fileName}, uploadDate = #{uploadDate}, where id = #{id} delete from uploadfile where id = #{id} delete from uploadfile where id in #{id}