Using RMAN to Safely Clone a Database onto the Same Storage as the Source Database
(Doc ID 2289796.1)
Last updated on AUGUST 13, 2024
Applies to:
Oracle Database - Enterprise Edition - Version 10.2.0.5 and laterOracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.
Goal
Describe steps for using RMAN cloning to the same hardware as the source database and for the clone.
Disclaimer:
NOTE: In the images and/or the document content below, the user information and environment data used represents fictitious data from the Oracle sample 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.
For the purposes of this document, the following fictitious environment is used as an example to describe the procedure:
NOTE: In the images and/or the document content below, the user information and environment data used represents fictitious data from the Oracle sample 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.
For the purposes of this document, the following fictitious environment is used as an example to describe the procedure:
db names:-ORCL,TEST,source1,AUX1
DB_UNIQUE_NAME=test_UAT
Solution
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In this Document
| Goal |
| Solution |
| Prerequisites |
| Parameters and Settings |
| File Naming Considerations |
| Preparing the Auxiliary Instance |
| Examples |
| Active Duplication to the same host using filesystem |
| Backup based duplication to the same host using target connection and filesystem. |
| Backup based duplication to the same host using filesystem without a target connection |
| RMAN Duplicate to same host using +ASM |
| Backup based duplication to the same host using target connection and +ASM |
| Backup based duplication to the same host using +ASM without a target connection |
| References |