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You're reading from Learning PostgreSQL 11 - Third Edition

Product type Book

Published in Jan 2019

Publisher

ISBN-13 9781789535464

Pages 556 pages

Edition 3rd Edition

Languages

SQL

Concepts

Database Programming

Authors (2):

Salahaldin Juba

Andrey Volkov

View More author details

Table of Contents (18) Chapters

1. Relational Databases

2. PostgreSQL in Action

3. PostgreSQL Basic Building Blocks

4. PostgreSQL Advanced Building Blocks

5. SQL Language

6. Advanced Query Writing

7. Server-Side Programming with PL/pgSQL

8. OLAP and Data Warehousing

9. Beyond Conventional Data Types

10. Transactions and Concurrency Control

11. PostgreSQL Security

12. The PostgreSQL Catalog

13. Optimizing Database Performance

14. Testing

15. Using PostgreSQL in Python Applications

16. Scalability

17. What's Next?

18. Other Books You May Enjoy

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Server-Side Programming with PL/pgSQL

The ability to write functions in PostgreSQL is an amazing feature. We can perform any task within the scope of the database server. These tasks may be directly related to data manipulation, such as data aggregation and auditing, or they may be used to perform miscellaneous services, such as statistics collection, monitoring, system information acquisition, and job scheduling. In this chapter, our focus will be on the PL/pgSQL language. PL/pgSQL is the default procedural language for PostgreSQL. As we mentioned previously, in Chapter 4, PostgreSQL Advanced Building Blocks, PL/pgSQL is installed in PostgreSQL by default.

PL/pgSQL has been influenced by the PL/SQL language, which is the Oracle stored procedural language. PL/pgSQL is a complete procedural language, with rich control structures and full integration with the PostgreSQL triggers...

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Authors (2)

Salahaldin Juba

Salahaldin Juba has over a decade of experience in industry and academia, with a focus on database development for large-scale and enterprise applications. He holds an MSc in environmental management with a distinction, and a B.Eng in computer systems. He is also a Microsoft Certified Solution Developer (MCSD). He has worked mainly with SQL server, PostgreSQL, and Greenplum databases. As a software engineer, he works mainly with defining ETL processes with external parties, promoting SQL best practices, designing OLTP and OLAP applications, and providing training and consultation services.

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Andrey Volkov

Andrey Volkov studied information systems in banking, and started his career as a financial analyst at a commercial bank. He joined a data warehouse team, and after some time, he lead the team by taking the position of the data warehouse architect. There he worked mainly with Oracle database stack and used it to develop logical and physical models of financial and accounting data, implement them in the database, develop ETL processes, and perform analytical tasks. Now Andrey works as a senior database developer at a telecommunication provider. There, he works mainly with PostgreSQL databases, being responsible for data modeling, developing a data warehouse, reporting, and billing systems.

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