Subject Re: [firebird-support] Domain checks
Author Jason Dodson
So you are looking to filter out any non-readable charactor? Is this
ASCII only?

Jason

Rick Debay wrote:
> I'd like to add checks to some VARCHAR domains that would make sure all
> characters are digits, or alphanumeric, or just alpha. Can anyone give
> me a pointer (I do have the FB book) to the functions or keywords
> needed? Thanks.
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