20 November 2013

Oracle Database 12c Migration Overview and how to reduce risk

Oracle Database 12c Architecture Overview


Oracle Database 12c Multitenant Architecture Overview


Oracle 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.

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

Mike Dietrich's Upgrade Blog
Database Upgrade Team member Mike Dietrich maintains a BLOG relating to Database Upgrade presentation, events and topics.

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.

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.

Upgrade Migrate & Consolidate to Oracle Database 12c


Different Ways to Upgrade, Migrate & Consolidate with Oracle Database 12c

Oracle Database 12c : What's new in Database Upgrade?

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.

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

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.

Downgrade Methods
A white paper describing the available methods for downgrading to an earlier release of Oracle Database.

Oracle Database 11.2 Upgrade Methods


Partner Webcast -- Oracle Database 12c: Reducing Upgrade Risk - 26/09/2013 (Part 1of2)
Oracle Database 12c includes exciting new features such as the Oracle Multitenant option, Oracle Active Data Guard Far Sync, information lifecycle management enhancements and new data types just to name a few.

Anyone wishing to take advantage of these and other new features will need to upgrade their existing databases to the latest Oracle Database 12c. Upgrading the database is a task that Database Administrators plan for, ahead of time, with great caution. This is because of the risk involved in upgrading a production system. This risk can be summarized in the following question:
How will the application(s) hosted by the database behave next to the upgrade?


Partner Webcast -- Oracle Database 12c: Reducing Upgrade Risk - 26/09/2013 (Part 2of2)
Oracle Database 12c includes exciting new features. Anyone wishing to take advantage of these and other new features will need to upgrade their existing databases to the latest Oracle Database 12c. Upgrading the database is a task that Database Administrators plan for, ahead of time, with great caution. This is because of the risk involved in upgrading a production system. This risk can be summarized in the following question:
How will the application(s) hosted by the database behave next to the upgrade?

This covers performance, but also functionality. 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 content management and Web2.0 applications. The right planning, preparation, and upgrade steps will make the upgrade process simpler, faster, and more predictable from start to finish.




Complete Lifecycle Management of Pluggable Databases (aka Multitenant Option)





All Migration slides from Oracle ISV Migration Center:



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