At 12:44 PM 20/06/2005 +0200, you wrote:

>Is there any (system?)variable which contains the field-NAME of the data
>in a query?

In triggers (which apply to inserts, updates and deletes) the "NEW."
context variables supply this information. If you don't know about them,
ask again.

For selects, there are no context variables.

> > That said, there are various replication tools around that already
> > do all this stuff.
>
>I know, but these are all not useable for my needs, because in my
>diploma thesis Im integrating a Webshop in a merchandise information
>system. I tried allready to use one, but my needs are too specific.

Unfortunately your problem description is decidedly unspecific. Perhaps if
you provided an example of what you need to in the run-time situation, we
can hone in on a solution.

./heLen