Re: Bitmap index partitions and recursive calls

From: joel garry <>
Date: Fri, 28 May 2010 14:53:11 -0700 (PDT)
Message-ID: <>

On May 28, 4:13 am, Pratap <> wrote:
> Hi,
> Oracle
> What is the relation between partitioned bitmap indexes and number of
> recursive calls shown by Autotrace? I have seen that as the number of
> partitions on a table increase, for a query using bitmap indexes, the
> number of recursive calls also increase. When the number of partitions
> on the table are reduced, the same query shows lower recursive calls.
> I have discounted query parsing by running the queries 3 times before
> observing the recursive calls.
> Regards,
> Pratap

I don't know much about it, but after looking at I guess it is recursively loading temporary tables. You don't have to guess, see how to tell in the doc.


-- is bogus.
Received on Fri May 28 2010 - 16:53:11 CDT

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