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 in 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 on whether the database is just a simple data store or whether the business logic should be in the database or not. 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 SQL92 was around. Over the years, the language has grown and become...
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Table Of Contents
Mastering PostgreSQL 12 - Third Edition
By :
Mastering PostgreSQL 12
By:
Overview of this book
Thanks to its reliability, robustness, and high performance, PostgreSQL has become the most advanced open source database on the market. This third edition of Mastering PostgreSQL helps you build dynamic database solutions for enterprise applications using the latest release of PostgreSQL, which enables database analysts to design both physical and technical aspects of system architecture with ease.
Starting with an introduction to the newly released features in PostgreSQL 12, this book will help you build efficient and fault-tolerant PostgreSQL applications. You’ll thoroughly examine the advanced features of PostgreSQL, including logical replication, database clusters, performance tuning, monitoring, and user management. You’ll also work with the PostgreSQL optimizer, configure PostgreSQL for high speed, and understand how to move from Oracle to PostgreSQL. As you progress through the chapters, you’ll cover transactions, locking, indexes, and how to optimize queries for improved performance. Additionally, you’ll learn how to manage network security and explore backups and replications while understanding useful PostgreSQL extensions to help you in optimizing 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 implementing advanced administrative tasks effortlessly.
Table of Contents (18 chapters)
Preface
PostgreSQL 12 Overview
Understanding Transactions and Locking
Section 2: Advanced Concepts
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
Assessment
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