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PostgreSQL 10 High Performance - Third Edition

You're reading from PostgreSQL 10 High Performance - Third Edition

Product type Book

Published in Apr 2018

Publisher Packt

ISBN-13 9781788474481

Pages 508 pages

Edition 3rd Edition

Languages

Concepts

High Performance Programming

Author (1):

Enrico Pirozzi

Table of Contents (18) Chapters

Preface

1. PostgreSQL Versions

2. Database Hardware

3. Database Hardware Benchmarking

4. Disk Setup

5. Memory for Database Caching

6. Server Configuration Tuning

7. Routine Maintenance

8. Database Benchmarking

9. Database Indexing

10. Query Optimization

11. Database Activity and Statistics

12. Monitoring and Trending

13. Pooling and Caching

14. Scaling with Replication

15. Partitioning Data

16. Avoiding Common Problems

17. Other Books You May Enjoy

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Explain analysis tools

Explain plans are pretty complicated to read. Figuring out which portion of the plan is causing the main performance issues is not necessarily obvious. A few tools have sprung up to help with analyzing them, making it easier to identify the slow portions.

Visual explain

Complicated query plans can be difficult to read, with only the indentation level suggesting how nodes that fit into one another are connected. One way to help visualize complicated plans is to graph them using visual explain, a feature available in the pgAdmin III tool: http://www.pgadmin.org/.

Seeing how the nodes fit together for the more complicated structures like multilevel joins is extremely valuable for learning how they work...

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Authors (1)

Enrico Pirozzi

Enrico Pirozzi, EnterpriseDB certified on implementation management and tuning, with a master's in computer science, has been a PostgreSQL DBA since 2003. Based in Italy, he has been providing database advice to clients in industries such as manufacturing and web development for 10 years. He has been training others on PostgreSQL since 2008. Dedicated to open source technology since early in his career, he is a cofounder of the PostgreSQL Italian mailing list, PostgreSQL-it, and of the PostgreSQL Italian community site, PSQL

See other products by Enrico Pirozzi

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