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.

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...

Saturday, September 1, 2012

Exadata sizing updated for 3tb drives 1/2 rack SATA

OK, Now I new Exadata coming in that has 3tb drives, and the first question asked is .. How much disk to I have to configure on it ? Well ...

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Bryan Grenn

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