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How to Delete Unwanted Incremental Partition Statistics Synopsis Information From WRI$_OPTSTAT_SYNOPSIS$ in the SYSAUX Tablespace (Doc ID 1953961.1)

Last updated on SEPTEMBER 22, 2022

Applies to:

Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Oracle Database Cloud Service - Version N/A and later
Oracle Database - Enterprise Edition - Version 11.2.0.1 and later
Information in this document applies to any platform.

Goal

When incremental partition statistics are enabled, the synopsis information that is stored in WRI$_OPTSTAT_SYNOPSIS$ in the SYSAUX tablespace can get quite large.  This is absolutely normal.  If you no longer wish to use incremental statistics, then the following steps will remove the synopsis information from the SYSAUX tablespace.

Solution

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In this Document
Goal
Solution
 For 12.1 or later:
 For Earlier versions:
 1) Identify the partition table for which you no longer wish to use incremental statistics
 2) Disable Incremental statistics for the table or tables you no longer wish to use incremental statistics for
 3) Delete statistics from the table/s that you wish to remove synopsis from
 4) Re-gather statistics 
References


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