小编Age*_*one的帖子

下面的查询适用于SQL sErver.但在DB2中它没有给出结果:

Error is  SQLCODE = -199, ERROR:  ILLEGAL USE OF KEYWORD FROM. 

查询:

UPDATE
     Sales_Import
 SET
    Sales_Import.AccountNumber = RAN.AccountNumber
FROM
Sales_Import SI
INNER JOIN
RetrieveAccountNumber RAN
ON 
SI.LeadID = RAN.LeadID

有人可以澄清b/w DB2和SQL查询的差异.