Bryan's Oracle Blog

Here are the recommendations I have for working nicely with Cardinaly feedback. 1) Make sure your statistics are accurate. 2) Try to use...

I have been fighting cardinality feedback issues all week, and I wanted to document an example of cardinality feedback in action. First tak...

My big challenge this week was an 11g database that wouldn't behave.  I'm sure you've been there.. Getting frustrated by a datab...

In my free time this week I have been playing on the exadata.  The first thing I wanted to determine is the compression ratios for my data, ...

Chances are you've stumbled onto my website because you are searching for the keywords "pin x wait on s" "wait" ...

This week I attended " exadata and database machine admintration " class.  It was a good class, but they usually are from OU. Th...

I know after all this exadata posting, your are probably wondering why my blood doesn't run black and red ? Well I've been hearing...