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PostgreSQL Administration Cookbook, 9.5/9.6 Edition

You're reading from   PostgreSQL Administration Cookbook, 9.5/9.6 Edition Effective database management for administrators

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Product type Paperback
Published in Apr 2017
Publisher
ISBN-13 9781785883187
Length 556 pages
Edition 3rd Edition
Languages
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Authors (4):
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Gianni Ciolli Gianni Ciolli
Author Profile Icon Gianni Ciolli
Gianni Ciolli
Hannu Krosing Hannu Krosing
Author Profile Icon Hannu Krosing
Hannu Krosing
Gabriele Bartolini Gabriele Bartolini
Author Profile Icon Gabriele Bartolini
Gabriele Bartolini
Simon Riggs Simon Riggs
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Simon Riggs
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Toc

Table of Contents (13) Chapters Close

Preface 1. First Steps FREE CHAPTER 2. Exploring the Database 3. Configuration 4. Server Control 5. Tables and Data 6. Security 7. Database Administration 8. Monitoring and Diagnosis 9. Regular Maintenance 10. Performance and Concurrency 11. Backup and Recovery 12. Replication and Upgrades

Performance and Concurrency

In this chapter, we will cover the following recipes:

  • Finding slow SQL statements
  • Collecting regular statistics from pg_stat* views
  • Finding out what makes SQL slow
  • Reducing the number of rows returned
  • Simplifying complex SQL queries
  • Speeding up queries without rewriting them
  • Discovering why a query is not using an index
  • Forcing a query to use an index
  • Using parallel query
  • Using optimistic locking
  • Reporting performance problems
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