Reducing SYSAUX Fragmentation of TABLEs and INDEXes Caused by Statistics Related Activities

(Doc ID 1271178.1)

Last updated on NOVEMBER 03, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 10.1.0.2 and later
Information in this document applies to any platform.

Goal

This article discusses SYSAUX fragmentation of TABLEs and INDEXes caused by statistics related activities and links to a procedure to reduce the SYSAUX occupancy by detecting, then reducing the data fragmentation inside the SYSAUX TableSpace.

Certain circumstances can result in the TABLEs and INDEX's that the SYSAUX TableSpace holds being fragmented. Fragmentation means that the data stored is not optimally organized within the TableSpace. This usually happens when data is dynamic, when addition and removal of data cycles happen over time. Examples may include:

If we consider the specific case of the SYSAUX TableSpace, this usually happens for the Oracle Statistics related items because

 

Solution

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