Re: OO and relation "impedance mismatch"

From: Kenneth Downs <firstinit.lastname_at_lastnameplusfam.net>
Date: Tue, 05 Oct 2004 08:24:08 -0400
Message-ID: <8p3ujc.a32.ln@mercury.downsfam.net>

Tony Andrews wrote:

> Kenneth Downs wrote:

>> Ironically, this led me to ask how serious a performance penalty I

> would get

>> if I discarded declarative RI and went back to the old-fashioned

> method of

>> using triggers.

>
> Presumably you don't mean that the tables wouldn't ALSO have primary,
> unique, foreign key constraints do you?

Correct, they would not also have the constraints. The purpose is to completely control error reporting and have it behave the same way across all platforms, and declarative constraints don't let me do that.

-- 
Kenneth Downs
Use first initial plus last name at last name plus literal "fam.net" to
email me

Received on Tue Oct 05 2004 - 07:24:08 CDT