Posted by Erland Sommarskog on 07/19/07 15:36

Drew (andylole@gmail.com) writes:
> Hello all,
>
> Does anybody know if it is possible to set the default value of a
> field to equal the concatenation of 2 other fields?
> I.E.
> Field 1 = 123
> Field 2 = 345
> Field 3 = (Field1 + Field2) = 123345
>
> This is easy enough to do using a stored procedure, but I'm trying to
> use the import tool and so need to do the concatenation by default.

No, but you can define a computed column:

CREATE TABLE nisse (kalle int NOT NULL,
lisa int NOT NULL,
putte AS kalle + lisa)

Of course, if you need to update the columns independently of each
other, this is not any feasible solution.


--
Erland Sommarskog, SQL Server MVP, esquel@sommarskog.se

Books Online for SQL Server 2005 at
http://www.microsoft.com/technet/prodtechnol/sql/2005/downloads/books.mspx
Books Online for SQL Server 2000 at
http://www.microsoft.com/sql/prodinfo/previousversions/books.mspx

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