在MySQL中
Table1 columns Id, Foo, Bar, Choc, Blk, AB
Table2 columns ID, A, B, C Im正在尝试使用以下结果更新表%1列AB
IF( (C / ((A + B)/ 2))>1, "A...", "B..." ) from Table2
Where T1.id =t2.id发布于 2011-04-05 09:13:04
UPDATE table1
JOIN Table2 on Table1.id = Table2.id
SET AB = CASE WHEN C / ((A + B)/ 2) > 1 THEN "A..." ELSE "B..." ENDhttps://stackoverflow.com/questions/5546067
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