Free Online Postgresql Courses and Certifications 2024

PostgreSQL is an open source object-relational database management system. It is suitable for a wide range of applications and is used by many organizations. PostgreSQL related courses are available to help people learn the basics and advanced features. It is suitable for fields such as web development, data analysis, and system administration. People such as software developers, database administrators, and data analysts can benefit from learning PostgreSQL.

Postgresql Courses

Career Trends


Career Prospects

Average Salary

Position Overview

Postgresql Developer$159,688 per year

A PostgreSQL developer is responsible for creating and maintaining database code, as well as optimizing and scaling the company's cloud platform.

Ruby On Rails Developer$154,225 per year

A Ruby on Rails developer's job involves writing the server-side web application logic in Ruby, using the Rails framework. They are responsible for developing and maintaining web applications, as well as creating efficient, reusable, and testable code.

Database Administrator$96,785 per year

Database administrators are responsible for ensuring the efficient operation of databases. They work to create or organize systems that store and secure a variety of data, such as financial information and customer shipping records. Additionally, they ensure that authorized users have access to the data. 


$166,648 per year



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Educational Paths

1. PostgreSQL: Introduction and SQL - This course is available on Udemy and covers the basics of PostgreSQL and SQL.

2. Mastering PostgreSQL Administration - This course is available on Udemy and provides a deep dive into PostgreSQL administration and management.

3. PostgreSQL for Data Engineers - This course is available on DataCamp and covers the use of PostgreSQL in data engineering workflows.

4. PostgreSQL Tutorial - This tutorial is available on the official PostgreSQL website and covers the basics of PostgreSQL.

Frequently Asked Questions and Answers

Q1: How to learn PostgreSQL?

To gain a comprehensive understanding of PostgreSQL and its SQL commands, enroll in Great Learning Academy's free PostgreSQL courses. Upon completion of the courses, you will receive a free PostgreSQL certificate. Reviews of the courses have been overwhelmingly positive, with many praising the courses for their informative and beginner-friendly content. Great Learning Academy is the perfect place to start your PostgreSQL journey.

Q2: Is there a free SQL practice set in PostgreSQL?

Yes, there is a free SQL practice set in PostgreSQL available! LearnSQL is offering an interactive course, SQL Practice Set in PostgreSQL, for free throughout the month of September. This course is designed to help you gain the necessary theoretical knowledge and practice needed to become proficient in writing PostgreSQL queries. With this course, you'll be able to hone your skills and become a PostgreSQL expert in no time!

Q3: What is PostgreSQL database?

PostgreSQL is an advanced, open-source object-relational database system that is renowned for its data integrity, correctness, and reliability. It is highly scalable and supports a wide range of programming languages, making it a popular choice for developers. PostgreSQL is compatible with all major operating systems, including Linux, Windows, Solaris, and Mac OS, and is constantly being updated with new features and improvements. With its robust structure and ongoing development, PostgreSQL is a reliable and powerful database system.

Q4: What is difference between SQL and PostgreSQL?

SQL Server uses Transact-SQL (T-SQL), which is a proprietary extension of the SQL language. T-SQL adds several features that are not available in standard SQL, such as stored procedures, triggers, and user-defined functions. PostgreSQL, on the other hand, is an open-source database that uses standard SQL. However, it also includes its own procedural language called PL/pgSQL. PL/pgSQL allows you to add functions, trigger procedures, and control structures to SQL.

Q5: What is PostgreSQL used for?

PostgreSQL is a highly stable database management system (DBMS) that has been developed and maintained by a large community of open-source developers for over 20 years. This has contributed to its high levels of resilience, integrity, and correctness. PostgreSQL is used as the primary data store or data warehouse for many web, mobile, geospatial, and analytics applications.

Q6: What Postgresql courses can I find on AZ Class?

On this page, we have collected free or certified 97 Postgresql online courses from various platforms. The list currently only displays up to 50 items. If you have other needs, please contact us.

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