Bryan's Oracle Blog

Expert insights on Oracle Database, Zero Data Loss Recovery Appliance (ZDLRA), backup and recovery strategies, database security, and enterprise database solutions by Bryan Grenn.

Friday, October 5, 2012

Anayzing query Cost example

Well, Here is the issue I've been dealing with. The query cost doesn't stay consistent, and I was wondering if a profile woul...

Wednesday, September 5, 2012

"enq: CR - block range reuse ckpt" and the recycle bin

I decided to write this blog entry because we ran into an issue over the weekend. The process that normally runs fine, was running slow.. ...

Tuesday, September 4, 2012

Recognize the magic optimizer numbers

Well I figured I document some of the magic numbers that the optimizer uses to help remember them, and help others. The back ground of this...

View web version

About Me

Bryan Grenn

View my complete profile

Powered by Blogger.