Oracle Warehouse Builder 11g: Getting Started


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  • Build a working data warehouse from scratch with Oracle Warehouse Builder.
  • Cover techniques in Extracting, Transforming, and Loading data into your data warehouse.
  • Learn about the design of a data warehouse by using a multi-dimensional design with an underlying relational star schema.
  • Written in an accessible and informative style, this book helps you achieve your warehousing goals, and is loaded with screenshots, numerous tips, and strategies not found in the official user guide.

Book Details

Language : English
Paperback : 368 pages [ 235mm x 191mm ]
Release Date : August 2009
ISBN : 1847195741
ISBN 13 : 9781847195746
Author(s) : Bob Griesemer
Topics and Technologies : All Books, Enterprise Products and Platforms, Oracle Database, Enterprise, Oracle

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Table of Contents

Preface
Chapter 1: An Introduction to Oracle Warehouse Builder
Chapter 2: Defining and Importing Source Data Structures
Chapter 3: Designing the Target Structure
Chapter 4: Creating the Target Structure in OWB
Chapter 5: Extract, Transform, and Load Basics
Chapter 6: ETL: Putting it Together
Chapter 7: ETL: Transformations and Other Operators
Chapter 8: Validating, Generating, Deploying, and Executing Objects
Chapter 9: Extra Features
Index

  • Chapter 1: An Introduction to Oracle Warehouse Builder
    • Introduction to data warehousing
      • Introduction to our fictional organization
      • What is a data warehouse?
      • Where does OWB fit in?
    • Installation of the database and OWB
      • Downloading the Oracle software
      • A word about hardware and operating systems
      • Installing Oracle database software
      • Configuring the listener
      • Creating the database
      • Installing the OWB standalone software
      • OWB components and architecture
      • Configuring the repository and workspaces
    • Summary
  • Chapter 2: Defining and Importing Source Data Structures
    • Preliminary analysis
      • ACME Toys and Gizmos source data
      • The POS transactional source database
      • The web site order management database
    • An overview of Warehouse Builder Design Center
    • Importing/defining source metadata
      • Creating a project
      • Creating a module
        • Creating an Oracle Database module
        • Creating a SQL Server database module
      • Importing source metadata from a database
      • Defining source metadata manually with the Data Object Editor
      • Importing source metadata from files
    • Summary
  • Chapter 3: Designing the Target Structure
    • Data warehouse design
      • Dimensional design
        • Cube and dimensions
      • Implementation of a dimensional model in a database
        • Relational implementation (star schema)
        • Multidimensional implementation (OLAP)
      • Designing the ACME data warehouse
        • Identifying the dimensions
        • Designing the cube
    • Data warehouse design in OWB
      • Creating a target user and module
        • Create a target user
        • Create a target module
      • OWB design objects
    • Summary
  • Chapter 4: Creating the Target Structure in OWB
    • Creating dimensions in OWB
      • The Time dimension
        • Creating a Time dimension with the Time Dimension Wizard
      • The Product dimension
        • Product Attributes (attribute type)
        • Product Levels
        • Product Hierarchy (highest to lowest)
        • Creating the Product dimension with the New Dimension Wizard
      • The Store dimension
        • Store Attributes (attribute type), data type and size, and (Identifier)
        • Store Levels
        • Store Hierarchy (highest to lowest)
        • Creating the Store dimension with the New Dimension Wizard
    • Creating a cube in OWB
      • Creating a cube with the wizard
    • Using the Data Object Editor
    • Summary
  • Chapter 5: Extract, Transform, and Load Basics
    • ETL
      • Manual ETL processes
    • Staging
      • To stage or not to stage
      • Configuration of a staging area
    • Mappings and operators in OWB
      • The canvas layout
      • OWB operators
        • Source and target operators
        • Data flow operators
        • Pre/post-processing operators
    • Summary
  • Chapter 6: ETL: Putting it Together
    • Designing and building an ETL mapping
      • Designing our staging area
        • Designing the staging area contents
        • Building the staging area table with the Data Object Editor
      • Designing our mapping
        • Review of the Mapping Editor
        • Creating a mapping
    • Summary
  • Chapter 7: ETL: Transformations and Other Operators
    • STORE mapping
      • Adding source and target operators
      • Adding Transformation Operators
      • Using a Key Lookup operator
        • Creating an external table
        • Creating and loading a lookup table
        • Retrieving the key to use for a Lookup Operator
        • Adding a Key Lookup operator
    • PRODUCT mapping
    • SALES cube mapping
      • Dimension attributes in the cube
      • Measures and other attributes in the cube
      • Mapping values to cube attributes
        • Mapping measures' values to a cube
        • Mapping PRODUCT and STORE dimension values to the cube
        • Mapping DATE_DIM values to the cube
    • Features and benefits of OWB
    • Summary
  • Chapter 8: Validating, Generating, Deploying, and Executing Objects
    • Validating
      • Validating in the Design Center
      • Validating from the editors
        • Validating in the Data Object Editor
        • Validating in the Mapping Editor
    • Generating
      • Generating in the Design Center
      • Generating from the editors
        • Generating in the Data Object Editor
        • Generating in the Mapping Editor
    • Deploying
      • The Control Center Service
      • Deploying in the Design Center and Data Object Editor
      • The Control Center Manager
        • The Control Center Manager window overview
        • Deploying in the Control Center Manager
    • Executing
    • Deploying and executing remaining objects
      • Deployment Order
      • Execution order
    • Summary
  • Chapter 9: Extra Features
    • Additional editing features
      • Metadata change management
        • Recycle Bin
        • Cut, copy, and paste
        • Snapshots
        • Metadata Loader (MDL) exports and imports
      • Synchronizing objects
        • Changes to tables
        • Changes to dimensional objects and auto-binding
    • Warehouse Builder online resources
    • Summary

Back to BOOK PAGE

Bob Griesemer

Bob Griesemer has over 27 years of software and database engineering/DBA experience in both government and industry, solving database problems, designing and loading data warehouses, developing code, leading teams of developers, and satisfying customers. He has been working in various roles involving database development and administration with the Oracle Database with every release since Version 6 of the database from 1993 to the present. He has also been performing various tasks, including data warehouse design and implementation, administration, backup and recovery, development of Perl code for web-based database access, writing Java code utilizing JDBC, migrating legacy databases to Oracle, and developing Developer/2000 Oracle Forms applications. He is currently an Oracle Database Administrator Certified Associate, and is employed by the Northrop Grumman Corporation, where he is currently a Senior Database Analyst on a large data warehouse project.

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Errata

- 1 submitted: last submission 14 Apr 2014

Errata type: TECHNICAL | Page number:119

On the screenshot on Page 119, the service name is "ACMEDW2" However, while testing on the machine it would appear as "ACMEDW"

 

Sample chapters

You can view our sample chapters and prefaces of this title on PacktLib or download sample chapters in PDF format.

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What you will learn from this book

  • Install the most recent Oracle Database version including Warehouse Builder.
  • Learn basic data warehousing concepts and analyze and design your own data warehouse.
  • Configure your Oracle database to communicate with a non-Oracle database using Oracle Heterogeneous Services.
  • Build, view, and edit a cube and its dimensions, using Warehouse Builder Wizards and the Data Object Editor.
  • Discover the underlying star schema relational structure that Warehouse Builder will build to implement your cube and dimensions.
  • Recognize what a staging area is, and build a staging table and mapping to load it from SQL Server database tables.
  • Learn various operators for use in mappings, for the transformation and flow of data.
  • Build and execute mappings to load dimensions and a cube using the Warehouse Builder Mapping Editor and Control Center Manager.

In Detail

In today's economy, businesses and IT professionals cannot afford to lag behind the latest technologies. Data warehousing is a critical area to the success of many enterprises, and Oracle Warehouse Builder is a powerful tool for building data warehouses. It comes free with the latest version of the Oracle database.

Written in an accessible, informative, and focused manner, this book will teach you to use Oracle Warehouse Builder to build your data warehouse. Covering warehouse design, the import of source data, the ETL cycle and more, this book will have you up and running in next to no time.

This book will walk you through the complete process of planning, building, and deploying a data warehouse using Oracle Warehouse Builder. By the book's end, you will have built your own data warehouse from scratch.

Starting with the installation of the Oracle Database and Warehouse Builder software, this book then covers the analysis of source data, designing a data warehouse, and extracting, transforming, and loading data from the source system into the data warehouse. You'll follow the whole process with detailed screenshots of key steps along the way, alongside numerous tips and hints not covered by the official documentation.

 

A hands-on guide to building a data warehouse using Oracle Warehouse Builder

Approach

This easy-to-understand tutorial covers Oracle Warehouse Builder from the ground up, and taps into the author's wide experience as a software and database engineer. Written in a relaxed style with step-by-step explanations, lots of screenshots are provided throughout the book. There are numerous tips and helpful hints throughout that are not found in the original documentation. By following this book, you can use Oracle Warehouse Builder in the best possible way and maximize your learning potential.

Who this book is for

This book is a good starting point for database engineers, administrators, and architects who are responsible for data warehouse projects and need to design them and load data into them. If you are someone who wants to learn Oracle Warehouse Builder and expand your knowledge of the tool and data warehousing, this is an ideal book for you. No prior data warehouse or database experience is presumed with all new database and data warehouse technical terms and concepts explained in clear easy-to-understand language.

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