SQL Practice Environment

Overview

Practice SQL queries in a safe, in-browser database environment. Work with realistic sample datasets including employees, products, orders, and customers. Write SELECT, JOIN, WHERE, GROUP BY, and other SQL queries, then see results instantly. Perfect for learning SQL syntax, testing queries, or preparing for technical interviews.

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Tips

• Start with simple SELECT queries, then progress to JOINs and aggregations
• Use the schema viewer to see table structures and relationships
• Try common patterns: filtering with WHERE, sorting with ORDER BY, grouping with GROUP BY, joining tables
• Click on sample queries to load them into the editor and see examples
• All queries run client-side - nothing is sent to a server, making it completely safe to experiment