Book Image

IBM Db2 11.1 Certification Guide

By : Robert (Kent) Collins, Mohankumar Saraswatipura
Book Image

IBM Db2 11.1 Certification Guide

By: Robert (Kent) Collins, Mohankumar Saraswatipura

Overview of this book

IBM Db2 is a relational database management system (RDBMS) that helps you store, analyze, and retrieve data efficiently. This comprehensive book is designed to help you master all aspects of IBM Db2 database administration and prepare you to take and pass IBM's Certification Exams C2090-600. Building on years of extensive experience, the authors take you through all areas covered by the test. The book delves deep into each certification topic: Db2 server management, physical design, business rules implementation, activity monitoring, utilities, high availability, and security. IBM Db2 11.1 Certification Guide provides you with more than 150 practice questions and answers, simulating real certification examination questions. Each chapter includes an extensive set of practice questions along with carefully explained answers. This book will not just prepare you for the C2090-600 exam but also help you troubleshoot day-to-day database administration challenges.
Table of Contents (10 chapters)

Tablespaces

Tablespaces are database objects that provide a mapping between objects containing data to be retained and the operating system storage subsystem. Data can be retained in a transactional state or in a persisted state. For example, a sort overflow requires data to be retained until the sort process is completed, while base tables and indexes persist data until removed by a process.

Containers

Containers are the actual physical files that store data. Containers have the following three categories of management:

  • Database Managed Space (DMS)
  • System Managed Space (SMS)
  • Automatic Storage (AS)

A disk storage device can be used by Db2 in its raw state; we call this a raw device. In the past, raw devices were used for...