Book Image

Teradata Cookbook

By : Abhinav Khandelwal, Viswanath Kasi, Rajsekhar Bhamidipati
Book Image

Teradata Cookbook

By: Abhinav Khandelwal, Viswanath Kasi, Rajsekhar Bhamidipati

Overview of this book

Teradata is an enterprise software company that develops and sells its eponymous relational database management system (RDBMS), which is considered to be a leading data warehousing solutions and provides data management solutions for analytics. This book will help you get all the practical information you need for the creation and implementation of your data warehousing solution using Teradata. The book begins with recipes on quickly setting up a development environment so you can work with different types of data structuring and manipulation function. You will tackle all problems related to efficient querying, stored procedure searching, and navigation techniques. Additionally, you’ll master various administrative tasks such as user and security management, workload management, high availability, performance tuning, and monitoring. This book is designed to take you through the best practices of performing the real daily tasks of a Teradata DBA, and will help you tackle any problem you might encounter in the process.
Table of Contents (19 chapters)
Title Page
Dedication
Packt Upsell
Contributors
Preface
Index

Recovering AMP down


Teradata is mainly made of nodes, access module processors known as AMPs, a Parsing Engine, and BYNET.

Every database machine is composed of hardware and software. Teradata is a powerful database that comes with high-end processing hardware and secure and fast analytical software.

Teradata hardware components are:

  • Teradata TPA or database nodes (Trusted Parallel Application)
  • BYNET nodes
  • Non-TPA nodes (used for applications, loading, connecting to the mainframe system, and so on); not common to every customer
  • Ethernet or other connectivity hardware

The Teradata software components are:

  • Virtual processors:
    • Access module processors
    • Parsing Engines
  • BYNET software
  • Database software

Figure shows how SMP and MPP systems are made of:

In this recipe, we will look at how we can make the AMPs in our VMware online and offline. This is used in situations when you need to recover a down AMP on a system. It is advised that you get in touch with your Teradata site engineer before performing any of...