RE: possible to use an exceptions table in parallel?
Date: Wed, 25 Jun 2008 10:48:30 -0700 (PDT)
> I haven't had a chance to test whether a unique or primary
> key constraint enforced by a non-unique index performs
> differently from one enforced by an index created as unique,
When you get ORA-1, there's a non-negligeble performance difference. See Eric
S. Emrick's article at
Yong HuangReceived on Wed Jun 25 2008 - 12:48:30 CDT