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原标题:SQL Server query help needed

当我尝试以下提问时,零行受到影响。 谁能帮助我解决这个问题?

UPDATE PLAN 
SET PLANID = (SELECT PLANID FROM MODE WHERE [NAME]= Sam )
WHERE CUSTOMERID IN (SELECT CUSTOMERID FROM ENTITYCUSTOMER WHERE EMPID = 707)

(SlectT PLANID from MODE WHERE [NAME]= 缩略语

<代码>(SlectT CUSTOMERID from ENTITYCUSTOMER WHERE EMPID = 707)可退回多种数值。

请帮助解决这一问题。 成就

问题回答
SELECT PLANID FROM MODE WHERE [NAME]= Sam 

MODE表决不能放在PLANID上;这样它就能够对更新工作具有具体价值。 一种选择是建立一个曲线,并读到更新的正确价值。 另一种做法是,以你正在使用的任何客户代码语言(假定是一.net langugage?)做到这一点。





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