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Common Maintenance Commands That Cause Indexes to Become Unusable (Doc ID 165917.1)

Last updated on SEPTEMBER 20, 2022

Applies to:

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

Purpose

This article discusses common DBA maintenance tasks that cause indexes to become unusable.  These will usually generate an ORA-1502 error.

Scope

Oracle DBAs, programmers, and support engineers.

Details

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