Book Image

Learning PostgreSQL 11 - Third Edition

By : Salahaldin Juba, Andrey Volkov
Book Image

Learning PostgreSQL 11 - Third Edition

By: Salahaldin Juba, Andrey Volkov

Overview of this book

PostgreSQL is one of the most popular open source database management systems in the world, and it supports advanced features included in SQL standards. This book will familiarize you with the latest features in PostgreSQL 11, and get you up and running with building efficient PostgreSQL database solutions from scratch. Learning PostgreSQL, 11 begins by covering the concepts of relational databases and their core principles. You’ll explore the Data Definition Language (DDL) and commonly used DDL commands supported by ANSI SQL. You’ll also learn how to create tables, define integrity constraints, build indexes, and set up views and other schema objects. As you advance, you’ll come to understand Data Manipulation Language (DML) and server-side programming capabilities using PL/pgSQL, giving you a robust background to develop, tune, test, and troubleshoot your database application. The book will guide you in exploring NoSQL capabilities and connecting to your database to manipulate data objects. You’ll get to grips with using data warehousing in analytical solutions and reports, and scaling the database for high availability and performance. By the end of this book, you’ll have gained a thorough understanding of PostgreSQL 11 and developed the necessary skills to build efficient database solutions.
Table of Contents (18 chapters)

PostgreSQL Security

Data protection and security are essential for the continuity of business. Data protection is not recommended, but it is required by the legal system. Sensitive data, such as user information, email addresses, geographical addresses, and payment information, should be protected against any data breach. There are several other topics related to data security, such as data privacy, retention, and loss prevention.

There are several levels of data protection, often defined in the data protection policy and by the country's legal system. A data protection policy often defines data dissemination to other parties, users authorized to access the data, and so on. Data should be protected on different levels, including transferring and encrypting data on storage devices. Data security is a huge topic and often there are data security managers dedicated only to these...