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Some Fixed Tables(X$) are Missing CBO Statistics (Doc ID 1637294.1)

Last updated on JUNE 21, 2021

Applies to:

Oracle Database - Enterprise Edition - Version 10.1.0.2 and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.

Symptoms

Some fixed tables(X$) have no CBO statistics against them and use defaults.

Changes

 

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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