RE: Todays Oracle 11.2.0.2 quiz...

> Without looking in the docs, answer this question:

> When collecting Oracle statistics in 11.2.0.2 (generally, there are
always fringe cases) you should:

> A. Manually set the sample size and not take the default.
> B. Use the analyze command.
> C. Use the default value for the sample size.
> D. Use a sample size between 10 and 20.
> E. Set the _optimizer_stats_modify parameter first to a value of 60.

> What is your answer and why?
 

Ok, I'm not clued up on 11.2 yet, and without looking in the docs, I'd say E is correct because it is the one that most people will avoid due to it having a leading underscore! ;-) So it absolutely has to be right!  

However, I'd also pick A on the potentially vague hope that I'm in command.  

Cheers,
Norm.    

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