Estimate index space usage

  • From: Ranko Mosic <ranko.mosic@xxxxxxxxx>
  • To: Oracle-L <oracle-l@xxxxxxxxxxxxx>
  • Date: Tue, 6 Sep 2005 11:38:57 -0400

Hi all, 
I want to calculate actual index size as: 
<average index row size > * <estimated number of rows> + overhead
 How do I get average index row size ? 
How to calculate overhead ? 
 Regards, Ranko.

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