Book Image

Oracle Information Integration, Migration, and Consolidation

Book Image

Oracle Information Integration, Migration, and Consolidation

Overview of this book

The book covers data migration, data consolidation, and data integration, the three scenarios that are typically part of the information integration life cycle. Organizations typically find themselves migrating data to Oracle and either later, or at the same time, consolidating multiple database instances into a single global instance for a department, or even an entire company. The business savings and technical benefits of data consolidation cannot be overlooked, and this book will help you to use Oracle's technology to achieve these goals. This highly practical and business-applicable book will teach you to be successful with the latest Oracle data and application integration, migration, information life-cycle management, and consolidation products and technologies.In this book, you will gain hands-on advice about data consolidation, integration, and migration using tools and best practices. Along the way you will leverage products like Oracle Data Integrator, Oracle GoldenGate, and SQL Developer, as well as Data Hubs and 11gR2 Database. The book covers everything from the early background of information integration and the impact of SOA, to products like Oracle GoldenGate and Oracle Data Integrator. By the end you'll have a clear idea of where information and application integration is headed and how to plan your own projects.
Table of Contents (17 chapters)
Oracle Information Integration, Migration, and Consolidation
Credits
About The Author
About the Contributing Authors
About the Reviewers
www.PacktPub.com
Preface

How enterprises try to solve data growth issues


In the next section, we will take a look at a few strategies that firms use to tackle these issues. The usual path is through hardware refreshes, tuning or data consolidation. We will look at each of these and complement that with data archiving.

Hardware refresh

Most enterprises try to deal with the issue by adding or throwing in more hardware resources. This includes adding more servers, or upgrading the number of CPUs, memory on existing servers, and adding expensive, fast Tier 0 or Tier 1 storage systems. As the data growth is not a one-time problem, organizations quickly tend to realize that hardware upgrades can only take them so far. Apart from hardware upgrades, just adding new hardware will not address the underlying issue of increasing backup and recovery windows putting pressure on the business continuity strategy deployed by IT. The continuous addition of hardware also has a significant impact on the maintenance costs of the applications...