• views: 115
• date: 14 July 2025
• posted by: 0nelove

What you'll learn
Writing efficient SQL queries
Using SELECT, WHERE, GROUP BY, HAVING, ORDER BY, LIMIT
Handling NULLs, CASE WHEN, and data filtering
Performing INNER JOIN, LEFT JOIN, RIGHT JOIN, FULL JOIN operations
Subqueries and nested SELECT statements
Requirements
Basic understanding of SQL is helpful
Description
Welcome to the SQL Coding Challenge Bootcamp: 50 Challenges Solved – your one-stop solution to mastering SQL through real-world coding problems!Whether you're a beginner, a data science enthusiast, or preparing for technical interviews, this course will guide you through the 50 most essential SQL challenges, commonly asked in HackerRank, LeetCode, and top tech company interviews.Master SQL by Solving 50 Real-World Challenges – Build Query Skills for Data Science, Interviews, and HackerRank SuccessIn this hands-on bootcamp, each SQL challenge is solved step-by-step with clear explanations, optimized solutions, and real datasets. You'll go from writing basic queries to solving complex problems involving joins, aggregations, subqueries, window functions, and more.Why This Course Stands Out:Real-world problems from HackerRank/LeetCodeFully solved challenges with walkthroughsBuilds confidence for coding rounds & interviewsBest practice for SQL in Data Science & AnalyticsSuitable for job preparation and career switchersWe've made sure to start from the fundamentals and gradually move into intermediate and advanced problems, making this bootcamp perfect for both beginners and upskillers.By the End of This Course:You will have solved 50 practical challenges.You will understand how to approach real-world data queries.You'll gain confidence to take on SQL interviews.You'll be equipped with a portfolio-ready SQL skillset.
Who this course is for
SQL beginners and intermediates
Students preparing for HackerRank, LeetCode, and job interviews
Anyone who wants real SQL practice beyond just syntax




   
   
   

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