Ok Helen,
many thanks for your patience.

>It's totally not needed for 2-tier and it
>has too many shortcomings to be useful for n-tier
>work with a transactional, MGA database
>architecture.

Now, I had thought about 3-tier and IBO because I think I need a thin
client and a SQL Engine.

what kind of solution would you take in this scenario?

scenario:
10 POS 486 windows 3.11 working alltogether and working with a heavy
database (It is a supermarket).