Curious about how to manage databases but unsure where to start without breaking the bank?
Today, we’re highlighting the best websites to practice SQL for free. These platforms offer a fantastic opportunity for beginners to sharpen their database management skills without spending any rupee.
10 Best Websites for Practicing SQL – Overview
Here’s an overview of the top 10 websites to practice SQL:
| S.No. | Website Name | Pricing | Certification | Website Link |
|---|---|---|---|---|
| 1 | SQLZoo | Free | No | Visit Now |
| 2 | W3Schools | Free | No | Visit Now |
| 3 | SQLBolt | Free | No | Visit Now |
| 4 | CodeChef | Free/Paid | Yes | Visit Now |
| 5 | SQLPad | Paid | Yes | Visit Now |
| 6 | HackerRank | Free/Paid | Yes | Visit Now |
| 7 | LeetCode | Free/Paid | No | Visit Now |
| 8 | Mode Analytics | Free/Paid | No | Visit Now |
| 9 | Dofactory | Free | No | Visit Now |
| 10 | StrataScratch | Free/Paid | No | Visit Now |
Best Websites to Practice SQL
Below is the list of best websites to practice SQL for beginners:
1. SQLZoo
SQLZoo provides an interactive SQL tutorial for learners at different stages, featuring practical exercises and quizzes to teach database handling using SQL.
Questions Diversity: Covers basic commands, complex joins, nested queries, aggregate functions, and database management.
Pricing: Free
Certifications and Rewards: Nil
Language Options: English, 日本語 (Japanese), ä¸æ–‡ (Chinese)
Community and Support: Nil
2. W3Schools
W3Schools provides a comprehensive platform for learning SQL through structured exercises, offering a practical way to test and improve SQL skills.
Questions Diversity: The site includes a variety of SQL exercises that cover different chapters of SQL, designed to help users practice by completing code snippets and solving problems.
Pricing: Free
Certifications and Rewards: Nil
Language Options: English
Community and Support: Nil
3. SQLBolt
SQLBolt offers an interactive tutorial to help both technical and non-technical users learn SQL through a series of structured lessons and exercises directly in the browser.
Questions Diversity: The exercises cover basic to advanced SQL queries, including SELECT statements, constraints, and how to manipulate and transform data within relational databases.
Pricing: Free
Certifications and Rewards: Nil
Language Options: English
Community and Support: Nil
4. CodeChef
CodeChef offers a topic-wise SQL practice path designed to master various SQL topics through a series of case studies and problems.
Questions Diversity: The platform includes 80 problems across different SQL topics such as aggregates, GROUP BY, JOINs, subqueries, and CASE expressions.
Pricing: Free/ Paid
Certifications and Rewards: Shareable certificate
Language Options: English
Community and Support: AI-driven assistance
5. SQLPad
SQLPad offers an engaging platform to prepare for SQL, Python, and R job interviews, with a special focus on helping users land their dream jobs in AI and data science.
Questions Diversity: Features a curated list of 230 SQL and Python coding questions, designed to simulate real interview scenarios at top tech companies like Apple, Amazon, and Google.
Pricing: Paid
Certifications and Rewards: Shareable certificate
Language Options: English
Community and Support: Mentoring and feedback, as testimonials suggest a high level of personal interaction and support.
6. HackerRank
HackerRank’s SQL domain offers a structured platform for learning and mastering SQL through a series of challenges and exercises designed for various skill levels.
Questions Diversity: The challenges range from basic to advanced SQL tasks, including subdomains like Basic Select, Advanced Select, Aggregation, Basic Join, Advanced Join, and Alternative Queries.
Pricing: Free/ Paid
Certifications and Rewards: Shareable certificates
Language Options: English
Community and Support: HackerRank supports a robust community platform where users can discuss problems, solutions, and share insights.
7. LeetCode
LeetCode’s SQL 50 study plan is designed to help users crack SQL interviews by mastering 50 carefully selected SQL problems.
Questions Diversity: The plan includes a mix of challenges ranging from basic to medium difficulty, covering various aspects such as basic joins, aggregate functions, sorting, grouping, and advanced SQL operations.
Pricing: Free/ Paid (LeetCode Premium) providing access to more questions and company-specific practice sets.
Certifications and Rewards: Nil
Language Options: English
Community and Support: Community support through forums, discussions, and competitive coding events.
