The purpose of this guide, Teradata Database Upgrade Guide: Overview and Preparation, is to provide an overview of the Teradata Database upgrade process, and describe how Teradata customers and Teradata Customer Services associates collaborate to prepare for and plan a Teradata Database upgrade. In this guide you will find conceptual and background information about the various upgrade paths, the tools and methods available for an upgrade, and how the Teradata Database software and packages are distributed.
The guide includes high-level descriptions of the processes that occur for each upgrade path, and who is expected or authorized to perform the upgrade. It does not include procedure or step-by-step task information, but focuses on the how and why of the process.
Use this guide in conjunction with the appropriate version of the Teradata Database Upgrade Guide, published specific to your target Teradata Database release, hardware platform, and operating system environment. These guides provide procedures and step-by-step task information intended to support specific upgrades.