Curious about becoming proficient in managing and querying databases without any financial investment? Discover the top free websites to learn SQL and gain the expertise needed to master this essential database language.
Top 7 Websites to Learn SQL for Free
| Name | Rating | Website Link |
|---|---|---|
| SQL Academy | ⭐️ ⭐️ ⭐️ ⭐️ ⭐️ | The website link |
| Codecademy | ⭐️ ⭐️ ⭐️ ⭐️ ⭐️ | The website link |
| Udacity | ⭐️ ⭐️ ⭐️ ⭐️ | The website link |
| SQL Bold | ⭐️ ⭐️ ⭐️ ⭐️ | The website link |
| Datacamp | ⭐️ ⭐️ ⭐️ ⭐️ | The website link |
| Khanacademy | ⭐️ ⭐️ ⭐️ | The website link |
| SqlZoo | ⭐️ ⭐️ | The website link |
SQL Academy
SQL Academy offers an accessible, interactive course perfect for beginners eager to learn SQL. The course breaks down how to construct SQL queries in a clear, understandable manner. Each topic is followed by exercises designed to reinforce the material. Additionally, the site includes over 100 challenges, ranked by difficulty, to help you hone your SQL query writing skills.
Codecademy
Codecademy’s interactive SQL course is tailored for beginners and provides a practical, hands-on approach to learning SQL. The “Learn SQL” course covers the fundamentals needed to manage large datasets and perform data analysis. Open to all, regardless of prior experience, it features four lessons, five projects, and four quizzes, with approximately 5 hours of content. This course is ideal for those interested in data science, analytics, or engineering.
Udacity “Intro to Relational Databases”
Udacity’s “Intro to Relational Databases” is a comprehensive video-based course that takes students from beginner to intermediate SQL topics. It includes coding exercises that need to be executed in your own environment since the course does not provide interactive coding tests. This makes it a great fit for visual learners who prefer video tutorials.
SQL Bolt
SQLBolt offers an interactive platform that teaches SQL through a series of lessons and exercises. It is designed to quickly and practically teach SQL to both technical and non-technical users directly in their browser. The platform covers essential topics like querying, manipulating, and transforming data in a relational database. Each lesson ends with interactive exercises, ensuring learners can apply what they’ve learned immediately.
Datacamp
Datacamp’s “SQL Fundamentals” track is an extensive learning path that imparts essential SQL skills. It comprises seven courses and one project, totaling approximately 26 hours of content. Starting with SQL basics, it progresses to more advanced topics such as summarizing and joining tables, using window functions, and leveraging PostgreSQL functions for data analysis.
Khan Academy
Khan Academy’s “Intro to SQL: Querying and Managing Data” combines video tutorials with interactive coding challenges to create a comprehensive learning experience. The video lessons, presented at the command-line level, illustrate concepts through code. Frequent coding challenges reinforce the material, making this course ideal for those who enjoy visual learning coupled with hands-on practice.
SQLZoo
SQLZoo provides a beginner-friendly, interactive tutorial platform. It features lessons and projects starting from basic functions like COUNT, SUM, and AVG and advancing to more intermediate topics. The lessons are focused on straightforward, interactive coding challenges, making it an excellent resource for those who prefer learning SQL through concise, practical exercises.
Conclusion
These top-rated websites offer a variety of approaches to learning SQL, from interactive exercises to video tutorials. Whether you’re a novice or looking to enhance your existing SQL skills, these free resources provide a robust foundation for mastering SQL. Start your journey to becoming an SQL expert today!
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