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

Archiving data dictionary 


A dictionary's actual meaning is a resource of words for a particular language, which provides their meaning. Similarly, we have this feature in Teradata Database. 

The Teradata data dictionary (DD) is a complete database composed of system tables, views, and macros that reside in the Teradata system, called DBC. Data dictionary tables are dumped when you install the system. Users reference some of these tables with SQL requests, while others are used for system or data recovery only. Data dictionary views reference data dictionary tables. Views and macros are created by running Database Initialization Program (DIP) scripts. 

Data dictionary tables are used to:

  • Store definitions of objects you create (for example, databases, tables, indexes, and so on)
  • Control access to data
  • Record system events (for example, logon, console messages, and so on)
  • Hold system message texts
  • Record and control system restarts
  • Accumulate accounting information

As we saw, DD tables include current...