[英]How to Update Column from a Column in another table
可能有更好的方法,但這對我有用:
Update t1
set t1.ListKey = t2.ListKey
From Jet.LookupListItemEntity_Default t1
join (Select ListKey, Id from Jet.LookupListEntity_default) as t2
on t1.ListId = t2.id
格雷格
Update t1
set t1.ListKey = t2.ListKey
From Jet.LookupListItemEntity_Default t1
join Jet.LookupListEntity_default t2 on t1.ListId = t2.id
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