oracle-db12c-logoOracle Database Upgrade

Upgrading to Oracle Database 12c provides the latest in efficient, reliable, secure data management for mission-critical on-line transaction processing applications, query-intensive data warehouses, and cloud applications. The right planning, preparation, and upgrade steps will make the upgrade process simpler, faster, and more predictable from start to finish.  

White Paper: Upgrading to Oracle Database 12c

This white paper outlines the methods and alternatives available for you to upgrade and migrate your database to Oracle Database 12c.  Learn about different use cases and key factors to consider when choosing the method that best fits your requirements.
Upgrading to Oracle Database 12c PDF

Upgrade Compatibility Matrix

Wondering which versions are supported for direct upgrade to Oracle Database 12c? Here is the support note with that information.

White Paper: Simplify the Migration of Oracle Database and Oracle Applications from AIX to Oracle Solaris

This white paper discusses the four simple steps customers can take to migrate from AIX to Oracle Solaris. Migration may also include upgrading to a new database version to get the benefits of the latest features and enhancements to Oracle Database 12c.
Simplify the Migration of Oracle Database and Oracle Applications from AIX to Oracle Solaris PDF

Mike Dietrich's Upgrade Blog

Database Upgrade Team member Mike Dietrich maintains a BLOG relating to Database Upgrade presentation, events and topics.
Oracle Database upgrade blog

Upgrade and Migration to Oracle Database 12c - Workshop Presentation   

This presentation covers a full day database upgrade and migration workshop with plenty of background information from installation and patching to various upgrade and migration techniques covering also fallback strategies, performance managements and application upgrades.

Manual Upgrades

This document provides a checklist to review prior to performing a manual Upgrade.
Complete Checklist for Manual Upgrades to Oracle Database 12c Release 1 (12.1) (Doc ID 1503653.1) (My Oracle Support)

DBUA Upgrades

If you plan on using the Database Upgrade Assistant to perform your upgrade, this document provides a check-list you should review first.


Oracle Database 11g Release 2 information

 Much of this information applies to Oracle Database 12c as well, but the white papers and documents below were produced for Oracle Database 11g Release 2.

Upgrade Methods

Get an overview of various Upgrade Methods that may be used to upgrade to Oracle Database 11g Release 2.

Best Practices

Review Oracle's Best Practices for upgrading your Oracle Database.

Customer Migration: Fujitsu SPARC Enterprise

Read about using Oracle Real Application Testing as part of a database migration from Oracle9i Database to Oracle Database 11g.
Migrating Oracle9i Database to Oracle Database 11g

Oracle Database 11g Customer Upgrade

A paper discussing a customer Upgrade project taking their installed base from Oracle 9i to Oracle Database 11g. The paper covers planning through execution
Upgrading from Oracle 9i to Oracle Database 11g: A Real World Customer Experience (November 2008)

Minimal Downtime Upgrade using Oracle GoldenGate

The Oracle Grid Center is a joint effort between Oracle and Fujitsu to provide solutions that deliver safety and security to clients, including system construction, joint verification, and post-installation support. This white paper discusses procedures for upgrading Oracle Database using Oracle GoldenGate, Oracle’s real-time data integration software, as well as the results of such upgrades.
Best Practices for Migrating/Upgrading Oracle Database Using Oracle GoldenGate 11g
  PDF (June 2011)

Downgrade Methods

A white paper describing the available methods for downgrading to an earlier release of Oracle Database.
Methods for Downgrading from Oracle Database 11g Release 2
 PDF (September 2011)
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