In Chapter 3, , you learned about indexing, as well as about PostgreSQL's ability to run custom indexing code to speed up queries. In this chapter, you will learn about advanced SQL. Most of the people who read this book will have some experience of using SQL. However, experience has shown that the advanced features outlined in this book are not widely known, and therefore it makes sense to cover them in this context to help people to achieve their goals faster and more efficiently. There has been a long discussion about whether the database is just a simple data store or whether the business logic should be in the database. Maybe this chapter will shed some light and show how capable a modern relational database really is. SQL is not what it used to be back when SQL-92 was around. Over the years, the language has grown and become...
Mastering PostgreSQL 13 - Fourth Edition
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Mastering PostgreSQL 13 - Fourth Edition
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Overview of this book
Thanks to its reliability, robustness, and high performance, PostgreSQL has become one of the most advanced open source databases on the market. This updated fourth edition will help you understand PostgreSQL administration and how to build dynamic database solutions for enterprise apps with the latest release of PostgreSQL, including designing both physical and technical aspects of the system architecture with ease.
Starting with an introduction to the new features in PostgreSQL 13, this book will guide you in building efficient and fault-tolerant PostgreSQL apps. You’ll explore advanced PostgreSQL features, such as logical replication, database clusters, performance tuning, advanced indexing, monitoring, and user management, to manage and maintain your database. You’ll then work with the PostgreSQL optimizer, configure PostgreSQL for high speed, and move from Oracle to PostgreSQL. The book also covers transactions, locking, and indexes, and shows you how to improve performance with query optimization. You’ll also focus on how to manage network security and work with backups and replication while exploring useful PostgreSQL extensions that optimize the performance of large databases.
By the end of this PostgreSQL book, you’ll be able to get the most out of your database by executing advanced administrative tasks.
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Current Title:
Mastering PostgreSQL 13 - Fourth Edition
Table of Contents (15 chapters)
Preface
PostgreSQL 13 Overview
Free Chapter
Understanding Transactions and Locking
Making Use of Indexes
Handling Advanced SQL
Log Files and System Statistics
Optimizing Queries for Good Performance
Writing Stored Procedures
Managing PostgreSQL Security
Handling Backup and Recovery
Making Sense of Backups and Replication
Deciding on Useful Extensions
Troubleshooting PostgreSQL
Migrating to PostgreSQL
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