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How to Deallocate Unused Space from a Table, Index or Cluster. (Doc ID 115586.1)

Last updated on NOVEMBER 08, 2023

Applies to:

Oracle Database - Enterprise Edition - Version 8.1.5.0 and later
Oracle Database Cloud Schema 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
Oracle Database Backup Service - Version N/A and later
Information in this document applies to any platform.

Purpose

 This document explains the purpose and use of the DEALLOCATE UNUSED KEEP clause of the ALTER TABLE, ALTER INDEX, and ALTER CLUSTER commands.

 

Scope

 The article will be useful for Oracle Dba's, developers and Support Analysts.

Details

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