delete from building_unit t where 1=1 and t.floor_id in #{item} 　delete from f_floor t where 1=1 and t.community_id = #{communityId} 　delete from building_room t where 1=1 and t.community_id = #{communityId} 　delete from parking_area t where 1=1 and t.community_id = #{communityId} 　delete from parking_space t where 1=1 and t.community_id = #{communityId}