insert into tb_record( student_id, dormitory_id, bed_id, status, create_date )values( #{studentId}, #{dormitoryId}, #{bedId}, #{status}, #{createDate} ) delete from tb_record where id = #{id} update tb_record set student_id=#{studentId}, dormitory_id=#{dormitoryId}, bed_id=#{bedId}, status=#{status}, create_date=#{createDate} where id = #{id} update tb_record set student_id = #{studentId}, dormitory_id = #{dormitoryId}, bed_id = #{bedId}, status = #{status}, create_date = #{createDate} where id = #{id} and id = #{id} and student_id = #{studentId} and dormitory_id = #{dormitoryId} and bed_id = #{bedId} and status = #{status}