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SQL Quest — 50 Challenges

Master SQL through interactive challenges. Practice real queries from beginner to expert level with instant feedback.

50 Challenges
3 Difficulty Levels
Track Progress
New: Try today's Daily Challenge
Beginner SELECT Queries 2 min

Challenge #1: Welcome to SQL Quest

Start your journey by selecting all employees from the database.

Requirements

  • Use SELECT statement to retrieve data
  • Specify the correct table name
  • Retrieve all columns

Write Your Solution

SQL Editor

Results

Run your query to see results

Common SQL mistakes

The bugs behind most wrong answers. When your query fails, the feedback above links to the one it spotted.