Re: The wisdom of the object mentors (Was: Searching OO Associations with RDBMS Persistence Models)
Date: Tue, 20 Jun 2006 14:27:47 -0400
On 2006-06-13 11:55:22 -0400, frebe73_at_gmail.com said:
> Both schema and application changes all the time (called versions). But
> as long as you can not produce one single resonable example of a schema
> change that will not change any part of the application outside the
> "persistence" layer, it is a little bit difficult to understand why I
> should partion my application from the SQL statements.
Adding the birthdate column to an employee record should have no effect on the modules that calculate his pay.
-- Robert C. Martin (Uncle Bob) | email: unclebob_at_objectmentor.com Object Mentor Inc. | blog: www.butunclebob.com The Agile Transition Experts | web: www.objectmentor.com 800-338-6716 |Received on Tue Jun 20 2006 - 20:27:47 CEST