Re: Informix vs. Sybase vs. Oracle vs. (gasp) MS SQL Server

Brenda Muller <muller.brenda@primestar.tci.com> wrote: :In article <3365b1d6.5518755@gate.idg.no>, : Nils.Myklebust@idg.no wrote: :> :> Brenda Muller <muller.brenda@primestar.tci.com> wrote: :> :> ...snip... :> :> It seems like you ought to study the Informix literature at least. : :I'd like very much to read the Informix literature, and I thank you :for providing these links. However, I don't think I have made any :statements at all regarding how Informix XPS works, and therefore :don't feel that I have spoken out of turn without having read the :Informix literature. Absolutly no critisism was intended. My only purpose was to make you aware of the information from Informix that shows how they have allready done things. : My comments are coming from a more theoretical :approach regarding how a DBMS would have to deal with situations in :an MPP environment. I just thought the Informix literatur might give you some additional hints. To me it seems like they have done a very good job of getting both performance and possibly some ease of administration out of an MPP implementation of their database. When you have had a look it would be interesting to here any comments from you. : I do not attempt to judge Informix's product :because I don't know it well enough to do so. I judge MPP in general, :and speculate on how a DBMS would deal with particularly difficult :technical challenges that it would have to face in an MPP environment. : :> The :> Informix XPS server looks like a quite different animal to me than the :> Oracle parallell server. There sure are administrative problems that :> must be solved, but the design of XPS seems to make this simpler than :> other alternatives. As to performance one can discuss to death all :> kinds of server implementation issues. The XPS seems to have many :> advantages here. However the final answer is of course how your :> application reponds. For an indication you might want to look at :> http://www.informix.com/informix/corpinfo/ifxnews/press/1997/tpc-dhp.htm :> :> For some more information on XPS you may start at :> http://www.informix.com/informix/products/techbrfs/servconn/21384/21384.htm :> :> I have no experience with these products, just thought the information :> might be interesting. Nils.Myklebust@idg.no NM Data AS, P.O.Box 9090 Gronland, N-0133 Oslo, Norway My opinions are those of my company The Informix FAQ is at http://www.iiug.org