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How to Find Out How Much Space an Index is Using (Doc ID 33343.1)

Last updated on APRIL 09, 2020

Applies to:

Oracle Database - Enterprise Edition - Version 7.3.4.5 and later
Information in this document applies to any platform.

Purpose

This article provides select statements to show the actual usage of blocks within an index. 
This gives an idea of how 'full' an index is and allowsa dba to adjust next extent sizes etc. 

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