I'd really appreciated to get pros and cons, if anyone used before those DB types. What you think about GT.M and extended clone of M/DB? http://www.mgateway.com/ http://groups.google.co.uk/group/mdb-community-forum http://www.fidelityinfoservices.com/FNFIS/Markets/NonfinancialIndustries/Healthcare/gtm/ Peace \|/ Kunth