这样的sql语句 更用update更新吗？
sql 代码

SQL code

select SUM(buyNumber) as zongshu,offer_id from dbo.crm_customer_offer_detail where offer_id in(select offer_id from dbo.crm_customer_offer) group by offer_id

我要把查询出的值 更新到 领一张表
假如 另一张表 有两列，一列 是要更新字段， 另一个是和 查询出的 offer_id值的关联字段（算是条件），这样的update 怎么写呢

求解 。。。先谢谢啦

[解决办法]

SQL code

update tbset value=t.zongshufrom(select SUM(buyNumber) as zongshu,offer_id from dbo.crm_customer_offer_detail where offer_id in(select offer_id from dbo.crm_customer_offer) group by offer_id) twhere tb.offer_id=t.offer_id