select id, sn, status, sku, vdate, user_id, create_by, create_time, update_by, update_time from code_sku_relationship and sn = #{sn} and status = #{status} and sku = #{sku} and vdate = #{vdate} and user_id = #{userId} where id = #{id} insert into code_sku_relationship sn, status, sku, vdate, user_id, create_by, create_time, update_by, update_time, #{sn}, #{status}, #{sku}, #{vdate}, #{userId}, #{createBy}, #{createTime}, #{updateBy}, #{updateTime}, update code_sku_relationship sn = #{sn}, status = #{status}, sku = #{sku}, vdate = #{vdate}, user_id = #{userId}, create_by = #{createBy}, create_time = #{createTime}, update_by = #{updateBy}, update_time = #{updateTime}, where id = #{id} delete from code_sku_relationship where id = #{id} delete from code_sku_relationship where id in #{id} select c.sn,c.status,s.sku,s.desc1,s.sku_type,s.model from code_sku_relationship c left join base_sku s on c.sku = s.sku where c.sn = #{sn} and c.status = 'Y' where 1=1 and sn in #{item}