Re: gather_plan_stats hint

From: Carlos Sierra <>
Date: Thu, 14 May 2015 07:44:01 -0400
Message-Id: <>

You may want to use SQLd360 or SQLTXPLAIN and expedite your investigation.

Sent from my iPhone

> On May 13, 2015, at 23:01, Orlando L <> wrote:
> All,
> We have a SQL performing badly in prod intermittently in 11g. When it runs ok it finishes fine in seconds. When it is bad it does not finish even after 30/40 mins or even hours.
> I have to find out what is going on, so I used the gather_plan_stats hint, but I dont see a problem in the estimate vs actual when it runs good. However, I am not able to see the same thing when the query is slow or hangs. How do I see those values for such cases. TIA.
> Orlando.

Received on Thu May 14 2015 - 13:44:01 CEST

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