What is Practice and Learn SQL?
Practice and Learn SQL is a free, interactive website designed to help people learn SQL. It provides a browser-based interface for writing and executing SQL queries against practice datasets.
Some key features of Practice and Learn SQL:
- Browser-based SQL interface - Write, run, and test SQL queries right in your browser without needing to install anything.
- Interactive challenges - The site provides challenges and exercises for different SQL topics to let you practice what you learn.
- Example datasets - There are various practice datasets available to query like customer data, sales data, etc. This helps cement the SQL concepts.
- Instant query execution and results - See your query results and schema instantly which aids in better understanding.
- Tracking progress - Users can make accounts to track their progress through the content and save their queries.
- Community forums - There are forums available to ask questions and discuss SQL with others going through the content.
- Free and open source - Practice and Learn SQL is completely free to use and it's also open source software.
Overall, Practice and Learn SQL provides a great hands-on way to gain and reinforce SQL knowledge through practice queries on example datasets and interactive SQL challenges.