Posted by Erland Sommarskog on 06/11/06 21:15

MGFoster (me@privacy.com) writes:
> Erland Sommarskog wrote:
>> 2) isnumeric is virtually useless because it approves anything that
>> can be converted a to numeric data type. For test on "all digits",
>> this is better: "some_column NOT LIKE '%^[0-9]%'"
>
> You're correct about the Isnumeric(...) requiring the "=1." You're
> incorrect about the NOT LIKE expression. The NOT LIKE expression will
> return True for all columns that have both alpha chars and numeric
> chars. E.g.:

Sorry, that was a typo, and bad proof-reading. The pattern should
of course be '%[^0-9]%'" as Hugo was kind to fill in for me.

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

Books Online for SQL Server 2005 at
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