> Hi,
>
> I'm trying to compare two copies from the same database, but it's been
> a very hard task so far. The DBs are very big and some tables do not
> have PKs. I'm using EMS Data Comparer and EMS DB comparer, both tools
> seem powerfull, but I'm experiencing some difficulties. Does anybody
> recommend those tools, or is there a better one?
> How do you guys perform data comparing?
>
> Thanks,
>
> Rogério Zgiet

IBExpert has a data table compare tool
results in a script to update/delete rows in the target. I use it a lot. It
also has a scripting tool which does the same thing and give me statistics
and time taken etc.
Alan