select id, md_id, start_time, end_time from operating_hours and id = #{id} and md_id = #{mdId} where id = #{id} insert into operating_hours md_id, start_time, end_time, #{mdId}, #{startTime}, #{endTime}, update operating_hours md_id = #{mdId}, start_time = #{startTime}, end_time = #{endTime}, where id = #{id} delete from operating_hours where id = #{id} delete from operating_hours where id in #{id}