insert into classes_time(
classes_id,time_id,start_time,end_time
) values (
#{classesId},#{timeId},#{startTime},#{endTime}
)
update classes_time t set t.status_cd = #{statusCd}
,t.b_id = #{newBId}
, t.start_time= #{startTime}
, t.end_time= #{endTime}
where 1=1
and t.time_id= #{timeId}
and t.classes_id= #{classesId}