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  • Book Overview & Buying PostgreSQL 14 Administration Cookbook
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PostgreSQL 14 Administration Cookbook

PostgreSQL 14 Administration Cookbook

By : Simon Riggs, Gianni Ciolli
4.3 (14)
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PostgreSQL 14 Administration Cookbook

PostgreSQL 14 Administration Cookbook

4.3 (14)
By: Simon Riggs, Gianni Ciolli

Overview of this book

PostgreSQL is a powerful, open-source database management system with an enviable reputation for high performance and stability. With many new features in its arsenal, PostgreSQL 14 allows you to scale up your PostgreSQL infrastructure. With this book, you'll take a step-by-step, recipe-based approach to effective PostgreSQL administration. This book will get you up and running with all the latest features of PostgreSQL 14 while helping you explore the entire database ecosystem. You’ll learn how to tackle a variety of problems and pain points you may face as a database administrator such as creating tables, managing views, improving performance, and securing your database. As you make progress, the book will draw attention to important topics such as monitoring roles, validating backups, regular maintenance, and recovery of your PostgreSQL 14 database. This will help you understand roles, ensuring high availability, concurrency, and replication. Along with updated recipes, this book touches upon important areas like using generated columns, TOAST compression, PostgreSQL on the cloud, and much more. By the end of this PostgreSQL book, you’ll have gained the knowledge you need to manage your PostgreSQL 14 database efficiently, both in the cloud and on-premise.
Table of Contents (14 chapters)
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Using multiple schemas

We can separate groups of tables into namespaces, referred to as schemas by PostgreSQL. In many ways, they can be thought of as being similar to directories, though that is not a precise description, and schemas are not arranged in a hierarchy.

Getting ready

Make sure you've read the Deciding on a design for multitenancy recipe so that you're certain that this is the route you wish to take. Other options exist, and they may be preferable in some cases.

How to do it…

Follow these steps:

  1. Schemas can easily be created using the following commands:
    CREATE SCHEMA finance; 
    CREATE SCHEMA sales;
  2. Then, we can create objects directly within those schemas using fully qualified names, like this:
    CREATE TABLE finance.month_end_snapshot (.....)

The default schema where an object is created is known as current_schema. We can find out what our current schema is by using the following...

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PostgreSQL 14 Administration Cookbook
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