Re: Multi Tiered ODBC

Michael Leo wrote: > Rather, I was referring to the Object/Relational mapping solution. > This architecture is somewhat like: > > Client(Java) RMI Object Server(Java) JDBC RDBMS > (Presentation) -------> (Business Logic -------> (JSQL running > and Object to against Ingres, > Relational mapping) msql, whatever) > > To me, this is three tier. The second tier can be partitioned across > several tiers and servers. All of the tiers can run on 1 to N servers > as your needs dictate. ... > Let me know if you disagree. If you are saying (and I think you are) that the business logic is *not* running on the client, then I agree (that is, the business logic objects are not downloaded to the client and run). You've stated an Object/Relational architecture and I'd consider that a specific case of three-tier architecture. In general the middle tier would not *have* to be Java or objects.... steve Enterprise ONE, Inc. steve.croft@enterpriseone.com