【发布时间】:2015-03-27 18:22:45
【问题描述】:
表格物品
CartItemId|CartId|sku_id|prod_id|数量1&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP 1&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&nbsp2&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP 1&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP 1,点击 2&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP 1&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&nbsp2&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP 1&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP 1结果
欲合并具有相同sku_id和更新的数量和删除一个重复行这样的行 P>
CartItemId|CartId|sku_id|prod_id|数量
1&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP 1&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&nbsp2&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP 1&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP&NBSP 2结果
如果删除犯规发生其好。我稍后会处理它。
【问题讨论】:
标签: php mysql sql sql-server