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PostgreSQL 10 High Performance

You're reading from   PostgreSQL 10 High Performance Expert techniques for query optimization, high availability, and efficient database maintenance

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Product type Paperback
Published in Apr 2018
Publisher Packt
ISBN-13 9781788474481
Length 508 pages
Edition 3rd Edition
Languages
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Author (1):
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Enrico Pirozzi Enrico Pirozzi
Author Profile Icon Enrico Pirozzi
Enrico Pirozzi
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Table of Contents (18) Chapters Close

Preface 1. PostgreSQL Versions FREE CHAPTER 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

Balancing hardware spending

One of the reasons working with open source databases such as PostgreSQL can be so effective is that every dollar you save on software licensing can be put toward better hardware instead. The three main components you'll need to balance in your budget are CPUs, memory, and disks, with the disk controller as a related and critical part too.

CPUs

Currently, available processors are bundling at least 2, and possibly as many as 22, cores into each CPU, making the core count the figure of merit for most database applications and, with PostgreSQL 10.x, we can use multiple cores for every single query with the mechanism called parallel query.

There are two basic decisions you need to make while deciding...

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