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10 Free Courses to learn Database and SQL for Programmers and Data Scientists

Free courses learn SQL and Database concepts for beginners using Microsoft SQL Server, Oracle, and MySQL from edX, Udemy, and Coursera.

10 Free Courses to learn Database and SQL for Programmers and Data Scientists

SQL helps you to understand the data, an important part of your application as well as during troubleshooting.

For example, if you are working for an e-commerce giant like Amazon then you can pull out the best selling items by writing an SQL query. Good knowledge of SQL needs to effectively do your job.

10 Free Courses to Learn SQL and Database using Oracle, MySQL, and SQL Server

In this article, I’ll share courses that will help you to learn the basics of SQL and Database. You will learn how to write SQL queries, both basic and advanced like using joins and aggregate functions, etc. I have also included a course on Oracle and SQL Server, two of the most popular database of the modern world which enhance SQL with some proprietary features.

1. Introduction to Databases and SQL Querying (Udemy best course)

This is an introductory Udemy online course on Databases and SQL Querying. There are no pre-requisites for this course. If you are looking to get acquainted with the concept of Databases and Queries for maybe your next interview as an analyst, this is the right course for you.

In this course, you will learn about writing simple queries including queries related to Dates, String manipulation, Aggregation, etc. The advanced concepts like joining multiple tables are not covered but you get a good idea of SQL to explore further yourself.

In short, a good SQL course for beginners with absolutely no experience in database or programming. Apart from DBA and Application developers, BA, QA, and other people who want to learn SQL can use this course.

best free Udemy course to learn SQL

2. SQL for Data Science (Coursera Best course to Learn SQL)

SQL is one of the most important skills for Data scientists, probably more important than any programmer because they have to deal with Data for than anyone else.

best free Coursera course to learn SQL for Data Science
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3. SQL: The Hitch Hikers Guide To Writing SQL Queries (Udemy)

This is another great course to learn SQL basics from Udemy, particularly how to write SQL queries on Microsoft SQL Server. The author, who is a Data Analyst and SQL Developer from Australia has done a good job of explaining tricky concepts like joins to beginners.

In this course, you will not only learn about SQL joins but also how to write aggregation based queries and how to do backups and restores. The course uses SQLServer 2014 express and all the scripts which are used of course are also available for download to make your learning better.

In short, good SQL overview courses for students and programmers starting the first time with SQL and Database.

best Udemy course to learn SQL Server

4. Oracle SQL: An Introduction to the most popular database

If you have worked with the database in real-world projects then you know that every vendor is different. Each vendor provides some additional functionalities or operators to SQL running on their system. That’s SQL query that runs on Oracle might not run on Microsoft SQL or MySQL, unless you are using ANSI SQL.

best Udemy course to learn Oracle SQL

5. Querying Data with Transact-SQL (edX free course)

Along with Oracle, Microsoft SQL Server is another popular relational database and it has its own SQL dialects T-SQL. It provides some useful functions and operators to standard SQL.

If you want to learn SQL in Microsoft SQL Server then this is the right course for you. In this free online training course from edX, you will learn how to install SQL Server Express for free, thanks to edX Team

You will also learn how to create tables and add data to tables. Once you have your database ready you can start practicing SQL queries. This makes this course ideal for beginner DBAs as well as for programmers and application developers who use MSSQL.

6. SQL and Database course by freeCodeCamp

FreeCodeCamp Youtube channel also has a nice SQL and Database course to learn this important skill. In this course, Mike Dane will teach you database management basics and SQL.

best free course to learn SQL

7. Introduction to Structured Query Language (SQL) (Coursera)

This is another free course to learn SQL and Database from Coursera. This course is offered by the University of Michigan and relieved by Charles Russel Severance, one of the top instructors on Coursera.

best Coursera course to learn SQL for FREE

8. Advanced Databases and SQL Querying (Udemy)

This course is an advanced T-SQL Querying course for programmers who have basic Ideas of SQL and Microsoft SQL Server.

It expects that you are already aware of basic database concepts and are comfortable writing basic T-SQL queries like SELECT, JOINS, etc. This course covers advanced topics like views, triggers, dynamic queries, pivots, etc.

If you looking for your next database job or trying to improve your existing SQL Server and T-SQL knowledge and apply it to your projects, this is the right course for you.

best SQL course on Udemy for FREE

9. Learn PostgreSQL Tutorial — Full Course for Beginners

If you want to learn SQL using the PostgreSQL database then you will love this free course from freeCodeCamp.

10. Learn SQL for FREE (CodeCademy best course)

This is another great resource to learn SQL and Database basics online on CodeCademy. If you prefer short, interactive, and structured learning then you will really love this course.

best free Codecademy course to learn SQL

If you have any other course which we can add into this list, feel free to suggest.

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I am Java programmer, blogger, working on Java, J2EE, UNIX, FIX Protocol. I share Java tips on and