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You're reading from Developing Modern Database Applications with PostgreSQL Use the highly available and object-relational PostgreSQL to build scalable and reliable apps

Product type Paperback

Published in Aug 2021

Publisher Packt

ISBN-13 9781838648145

Length 440 pages

Edition 1st Edition

Languages

Python

Tools

PostgreSQL

Concepts

Database Administration

Authors (2):

Marcelo Diaz

Quan Ha Le

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Table of Contents (17) Chapters

Preface

1. Section 1 - Introducing PostgreSQL Development and Administration

2. Introduction to PostgreSQL Development and Administration FREE CHAPTER

3. Section 2 - Development in PostgreSQL

4. Setting Up a PostgreSQL RDS for ATMs

5. Using PostgreSQL and Node.js for Banking Transactions

6. Managing Bank ATM Locations Using PostgreSQL and Django

7. Creating a Geospatial Database Using PostGIS and PostgreSQL

8. Managing Banking Transactions using PostgREST

9. Section 3 - Administration in PostgreSQL

10. PostgreSQL with DevOps for Continuous Delivery

11. PostgreSQL High Availability Clusters

12. High-Performance Team Dashboards Using PostgreSQL and New Relic

13. Testing the Performance of Our Banking App with PGBench and JMeter

14. Test Frameworks for PostgreSQL

15. Other Books You May Enjoy

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APPENDIX - PostgreSQL among the Other Current Clouds

pgbench 3 – Creating and testing a connection pool

At the moment, Amazon Web Services is doing an experiment with a database connection pool service called RDS Proxy. In order to access the RDS Proxy service, please open the RDS dashboard (https://console.aws.amazon.com/rds) and select the Proxies tab on the left panel as shown in the following figure:

Figure 10.6. Experimental AWS RDS Proxy

Figure 10.7 shows how the RDS proxy works as a connection pool between applications and RDS databases:

Figure 10.7. Principles of AWS RDS Proxy

However, currently, the RDS Proxy service is still in preview only. With this preview status, the RDS proxy service is able to create connection pools for Aurora MySQL RDS, MySQL RDS, and Aurora PostgreSQL RDS. This means that this AWS connection pool service is not available for our current PostgreSQL version 12.2.

Therefore, we are going to install a PostgreSQL connection pool on our own with either of the following:

pgpool...

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Authors (2)

Dr. Quan Ha Le graduated with a Ph.D. in computer science from the Queen's University of Belfast, United Kingdom, in 2005. Since his Ph.D. graduation, he has been working as a PostgreSQL database administrator all over Alberta and Ontario, Canada, until now. From 2008 to 2019, Dr. Le Quan Ha administered, designed, and developed 24 small, medium, large, and huge PostgreSQL databases in Canada. Since 2016, after writing a good publication on PostgreSQL database clusters on clouds, he has been a member of the United States PostgreSQL Association (PgUS) in New York City. Dr. Le Quan Ha has also been a board member of the PgUS Diversity committee since 2018.

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Diaz

Marcelo Diaz is a software engineer with more than 15 years of experience, with a special focus on PostgreSQL. He is passionate about open source software and has promoted its application in critical and high-demand environments where he has worked as a software developer and consultant for both private and public companies. He currently works very happily at Cybertec and as a technical reviewer for Packt Publishing. He enjoys spending his leisure time with his daughter, Malvina, and his wife, Romina. He also likes playing football.

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