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Mastering PostgreSQL 10

You're reading from Mastering PostgreSQL 10 Expert techniques on PostgreSQL 10 development and administration

Product type Paperback

Published in Jan 2018

Publisher Packt

ISBN-13 9781788472296

Length 428 pages

Edition 1st Edition

Languages

C

Tools

PostgreSQL

Concepts

Database Administration

Table of Contents (19) Chapters

Title Page

Packt Upsell

Contributors

Preface

1. PostgreSQL Overview FREE CHAPTER

2. Understanding Transactions and Locking

3. Making Use of Indexes

4. Handling Advanced SQL

5. Log Files and System Statistics

6. Optimizing Queries for Good Performance

7. Writing Stored Procedures

8. Managing PostgreSQL Security

9. Handling Backup and Recovery

10. Making Sense of Backups and Replication

11. Deciding on Useful Extensions

12. Troubleshooting PostgreSQL

13. Migrating to PostgreSQL

1. Other Books You May Enjoy

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Index

Moving from Oracle to PostgreSQL

So far, you have seen how the most important advanced SQL features can be ported or used in PostgreSQL. Given this introduction, it is time to take a look at migrating Oracle database systems in particular.

These days, migrating from Oracle to PostgreSQL has become really popular due to Oracle's new license and business policy. Around the world, people are moving away from Oracle and adopting PostgreSQL. To help people make Oracle a thing of the past, I have included a special section here.

Using the oracle_fdw extension to move data

One of my preferred methods to move people from Oracle to PostgreSQL is Laurenz Albe's oracle_fdw extension (https://github.c</span>om/laurenz/oracle_fdw). It is a foreign-data wrapper (FDW) that allows you to represent a table in Oracle as a table in PostgreSQL. The oracle_fdw extension is one of the most sophisticated FDWs and is rock solid, well-documented, free, and open source.

Installing the oracle_fdw extension requires...

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