Hi Claudio,

> >>> Interesting. How would you do typeless input parameters?
> >>
> >> By passing them BY DESCRIPTOR.
> >
> > I thought this enabled NULL recognition, but did include a type.
>
> This article in my site
> http://cvalde.net/document/using_descriptors_with_udfs.htm
> has been collecting dust for years and needs an update for FB2, but the
> "Caveat" section at the bottom is still valid. Did you read it? Maybe the
> 4th point needs to be more explicit.

Right. I did read the article (once, quite some time ago), but didn't
realize
that...

Thanks.

With regards,

Martijn Tonies
Database Workbench - developer tool for InterBase, Firebird, MySQL & MS SQL
Server.
Upscene Productions
http://www.upscene.com