How to Resize a Datafile
(Doc ID 1029252.6)
Last updated on JULY 05, 2023
Applies to:
Oracle Database Cloud Exadata Service - Version N/A and laterOracle Database Cloud Service - Version N/A 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
Information in this document applies to any platform.
Purpose
NOTE: In the images and/or the document content below, the user information and environment data used represents fictitious data from the Oracle sample or bulit-in schema(s), Public Documentation delivered with an Oracle database product or other training material. Any similarity to actual environments, actual persons, living or dead, is purely coincidental and not intended in any manner.
This note will discuss resizing of Oracle datafiles (larger or smaller), provide different test case and scripts for different scenarios.
Scope
The intended audience for this document is for experienced DBA's
Details
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In this Document
| Purpose |
| Scope |
| Details |
| ============================= 1. Increase Datafile Size ============================= |
| ============================= 2. Decrease Datafile Size ============================= |
| ============================= 3. Cautions and Warnings and Notes ============================= |
| ============================= 4. SCRIPTS ============================= |
| ============================= 5. CASE STUDY ============================= |
| A. Approach 1 |
| B. Approach 2 |
| References |