SQL, the standard language for managing relational databases, is a cornerstone skill for anyone working with data. Whether you’re a budding data analyst, a seasoned data scientist, or simply curious about how databases work, learning SQL is essential. The good news is that there are numerous free online SQL courses available to cater to learners of all levels. In this post, we’ll explore some of the best options to help you embark on your SQL journey.
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Table of Contents
What is SQL ?
SQL stands for Structured Query Language. It’s a standard language used to manage and manipulate data in relational databases. Think of a relational database as a collection of tables, similar to spreadsheets, where data is organized in rows and columns.
Why Learn free online SQL courses?
Before diving into the course list, let’s understand the importance of SQL:
Data Management: SQL allows you to efficiently manage, manipulate, and retrieve data from databases.
Career Advancement: Proficiency in SQL is highly valued in various roles, including data analyst, data scientist, business intelligence analyst, and more.
Problem-Solving: Learning SQL enhances your logical thinking and problem-solving abilities.
Data-Driven Decision Making: SQL empowers you to extract valuable insights from data, informing strategic decisions.
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Here Are Top 10 free online SQL courses
1. Great Learning
Great Learning, part of Great Learning Academy, a worldwide edtech corporation based in India, provides a variety of free SQL courses for beginners and intermediate users.
Completing the course earns you a certificate of completion and the chance to pursue additional qualifications and classes.
Course Link Click Here
2. Codecademy
Codecademy, a US-based skills education website, offers a beginners’ curriculum that teaches novice SQL users how to manage massive datasets and analyze data.
After completing the five-hour online course, which includes five projects and four tests to evaluate knowledge, students will be able to work with databases using SQL, construct queries for tables, and build SQL projects, as well as receive a certificate of completion.
Course Link Click Here
3.Udemy
Udemy, a US-headquartered edtech company, has numerous SQL courses for beginner, intermediary and advanced users. One such valuable course for people with a currently higher skillset is the advanced databases and SQL querying programme.
This nearly three-and-a-half hour module helps people with foundational knowledge of SQL go from being a beginner SQL programmer to writing complex SQL queries and can be viewed as a vehicle to bridge the gap between beginner and intermediate level ability.
However, unlike other examples on this list, the Udemy course does not provide the user with a certificate at the end of training, but if you have the budget you can enrol in a similar Udemy course that offers certification as well as access to instructor feedback.
Course Link Click Here
4.Coursera
US-based online course provider Coursera offers a diverse range of SQL programmes, both paid and unpaid, across a broad spectrum of ability. If you are looking to use SQL primarily for a career that focuses on data science, SQL for data science would be an ideal course to consider.
No prior experience is required to take part, there are 14 assignments to complete, the schedule is flexible and should take roughly 15 hours. During this programme users will learn new concepts from industry experts, gain foundational understanding, develop job-relevant skills with hands-on projects and ultimately earn a shareable career certificate.
Course Link Click Here
5.Uplimit
Uplimit, formerly CoRise, is a global software development company that aims to teach people technical skills. The platform offers a free two-week long SQL crash course led by industry experts, where an international classroom of peers work together on projects.
Course Link Click Here
6.TripleTen
US-based online coding platform TripleTen typically charges for its bootcamps, however, it does offer a free 20-hour course that covers database administration, SQL queries, data analytics and SQL for data science. The programme is described as hands-on, with AI assistance and interactive lessons followed by coding practice.
Course Link Click Here
7.Simplilearn
Digital skills provider Simplilearn runs a free SQL course that comes complete with certification. The platform offers a nine-hour course, which can be taken at your own convenience across 90 days and is aimed primarily at beginners, programmers and testing professionals seeking to boost their database management expertise.
Students will study a broad range of topics and will graduate with new skills in MySQL, PostgreSQL and SQL Server.
Course Link Click Here
8.freeCodeCamp
Another non-profit educational site, freeCodeCamp, is established in the United States and aims to make software development education accessible to everyone. Currently, the platform offers a perfect training for those who are starting from scratch, with no prior SQL expertise required.
It is quite easy to access and is perhaps one of the more low-key courses on this list, as it is a four-hour ad-free YouTube video, but it covers a lot, including installation instructions, schema designs, and all of the fundamentals, among other things.
Course Link Click Here
9.Intellipaat
Intellipaat, a global professional training provider located in India, offers a 24-week online course designed for developers looking to master the descriptive language needed to work with relational databases.
Students will study SQL introduction, relational databases, queries, subqueries, joins and unions. Users can expect to complete project work and those who finish the course, which was designed by industry experts, will receive a certification.
There are an abundance of resources available to people looking to improve their SQL abilities, with programmes to suit every budget and lifestyle. Outside of online courses there are also a diverse range of SQL communities looking to welcome like-minded peers, as well as books, podcasts and video resources.
Course Link Click Here
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Tips for Learning SQL
Practice Regularly: The more you practice, the better you’ll become.
Build Projects: Apply your knowledge by working on personal or open-source projects.
Join Online Communities: Participate in SQL forums and communities to learn from others and share your knowledge.
Utilize Online Resources: Explore blogs, tutorials, and documentation to supplement your learning.
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