On Wednesday 25 June 2003 11:00, Vangelis-Maria Tougia wrote:
> Hi,
> I found follwing email sent to you in internet.
> I am interested in same issue myself.
> Did you finally found out any more information about how to Update a column
> of a table by selecting value from another table?
Not sure if this has been answered previously, but here goes:
> Hello,
>
> If I understand the SQL references I have read, UPDATEs are allowed to
> pull data from SELECT statements, something like
>
> UPDATE table SET col1 = (SELECT val1 FROM table WHERE id = 34),
> SET col2 = (SELECT val2 FROM table WHERE id = 34)
^^^
> WHERE id = 35;
The second "SET" is not necessary or allowed and is causing the update to
fail.
Ian Barwick
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