update table1 set table1.Score = select Score from table2
where table1.ownerKey in (select ownerKey from table2)
and table1.LearnerID in (select LearnerID from table2)
where table1.ownerKey in (select ownerKey from table2)
and table1.LearnerID in (select LearnerID from table2)
解决方案 »
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where table1.ownerKey = table2.ownerKey
and table1.LearnerID = table2.LearnerID