Essential PostgreSQL: Your guide to database design, query optimization, and administration (English Edition)

Description

PostgreSQL, a robust and versatile relational database management system (RDBMS), is gaining immense popularity due to its reliability, scalability, and rich feature set. This book is your indispensable companion to mastering PostgreSQL, helping you become a great PostgreSQL developer and create amazing database-driven applications.

This book provides a thorough introduction to PostgreSQL, covering the fundamentals of database creation and management to advanced topics like data modeling, query optimization, and performance tuning. Explore PostgreSQL’s powerful features, including multi-version concurrency control (MVCC), data types, constraints, and indexing. Learn how to install, configure, and apply PostgreSQL in real-world scenarios. You will also develop essential SQL skills to manipulate and analyze data, design efficient schemas with normalization, and use stored procedures and triggers to automate tasks effectively.

By the end of this book, you will have a solid understanding of PostgreSQL's core concepts and best practices. You will be able to create complex database structures, write efficient SQL queries, optimize database performance, and implement robust data management strategies.

Key Features

● A comprehensive overview of PostgreSQL, covering all essential topics from database fundamentals to advanced features.

● Relates concepts to real-world scenarios, helping you understand how to apply PostgreSQL in practical applications.

● Provides step-by-step instructions and guidance, making it easy to follow along and learn effectively. It also includes MCQs in each chapter to engage the readers.

What you will learn

● Database fundamentals like creation, structure, data types, and constraints.

● Data manipulation operations like insert, update, delete, retrieve, filter, and sort.

● Subqueries, joins and data formats for advanced data manipulation

● Optimize database performance using indexes and views.

● Examine closely advanced topics like transactions, procedures, functions, triggers, and administration.

Who this book is for

This book is for anyone who wants to learn or improve their skills in using PostgreSQL. It is suitable for developers, data analysts, database administrators, and students who are interested in working with databases and building data-driven applications.

Table of Contents

SECTION 1: Let Us Sail With PostgreSQL

1. Get Started with PostgreSQL

2. Working With Database

3. Working With Schema and Table

SECTION 2: DDL

4. Managing Table and Datatype

5. Understanding Constraints

6. Alter Table Structure

SECTION 3: DQL

7. Displaying Data from Database Tables

8. PostgreSQL Clauses and Operators

SECTION 4: DML

9. Adding Data to Tables

10. Updating and Deleting Rows

11. Fetching Data using Subquery and Joins

12. Increasing Performance Using Index and View

SECTION 5: TCL, DCL

13. Transaction Control Language

14. Data Control Language Commands

SECTION 6: PL/PgSQL

15. Anonymous Block and Postgres Procedure

16. Postgres Stored Functions and Triggers

17. Administrator’sResponsibilities

Appendix A: Postgres Connectivity with Java

Appendix B: String and Math Function

Appendix C: Northwind Database

Appendix D: Postgres Error Codes

Appendix E: Test Yourself