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Oracle Information Integration, Migration, and Consolidation

You're reading from  Oracle Information Integration, Migration, and Consolidation

Product type Book
Published in Sep 2011
Publisher Packt
ISBN-13 9781849682206
Pages 332 pages
Edition 1st Edition
Languages
Concepts

Table of Contents (17) Chapters

Oracle Information Integration, Migration, and Consolidation
Credits
About The Author
About the Contributing Authors
About the Reviewers
www.PacktPub.com
1. Preface
1. Getting Started with Information Integration 2. Oracle Tools and Products 3. Application and Data Integration Case Study 4. Oracle Database Migrations 5. Database Migration Challenges and Solutions 6. Data Consolidation and Management 7. Database-centric Data Integration 8. Application and Process Integration 9. Information Lifecycle Management for Transactional Applications Appendix

Database schema migration challenges

Relational databases differ in naming conventions for tables, columns, and other objects. They also differ in how the object names are stored in the database and how they can be referred to in SQL queries and transactions. All database migration tools currently in use by customers, including SQL Developer, do a pretty good job of converting non-Oracle database schemas to Oracle. The most common issues that show up during a database migration to Oracle are discussed in the following sections.

Database object naming/definition issues

The Oracle database has placed certain restrictions on what is allowed for naming/defining objects in the database and how these objects are subsequently accessed. Broadly, the object naming issues can be classified into four categories:

  • Use of special characters in object names

  • Use of reserved words in object names/definitions

  • Case-sensitive object names

  • Length of object names

SQL Developer assists in identifying, resolving these...

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