>Hallo,
>we often send updates to customers and have the problem that
>some tables were expanded with new fields. How can I progammaticly
>compare two tabels against new fields and then, when the old tabele
>miss one or more fields, do a modify struct within a programm.
>Thanks for help and
>Kind regards
>Winfried

In addition to what Nick said, you could purchase Stonefield Database Toolkit that does this and a whole lot more!!!