insert into basic_child (bc_basic_Id,bc_basic_child_Id) values (#{item.basicId},#{item.basicChildId}) delete from basic_child where bc_basic_Id = #{basicId} select * from basic_child where bc_basic_Id=#{basicId} delete from basic_child and bc_basic_Id in #{item} delete from basic_child bc_basic_Id = #{basicId} and bc_basic_child_id in #{item} delete from basic_child bc_basic_Id = #{basicId} and bc_basic_child_id in #{item}