Master SQL for Data Careers Worldwide
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2024
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February 24, 2026
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About this Channel
Level up your SQL skills with curated guidance
Follow SQL Programming to access carefully selected SQL resources, real-world examples and interview-style questions shared for a global audience of over 410,000+ learners, analysts and developers.
SQL Programming: from basics to advanced analytics
SQL Programming focuses on practical learning for data analytics, BI, data engineering and software development. You’ll find structured content from SQL basics and SELECT queries to JOINs, subqueries, indexing, optimization and data warehousing, plus use cases across finance, healthcare, marketing, web apps and more.
Global SQL community with real-world use cases
This WhatsApp channel brings together SQL enthusiasts from top WhatsApp countries, sharing resources from global universities, cool projects and applied SQL scenarios for ETL, cloud databases and business reporting so you can keep learning skills that stay relevant in any data career.
Recent Updates
Real-world SQL Questions with Answers Let's dive into some real-world SQL questions with a mini dataset. Dataset: employees id name department salary manager_id 1 Aditi HR 30000 5 2 Rahul IT 50000 6 3...
16 days ago
Learn Ai in 2026 —Absolutely FREE! Cost: ₹10,000 ₹0 (FREE!) What you’ll learn: 25+ Powerful AI Tools Crack Interviews with Ai Build Websites in seconds Make Videos & PPT Get GenAi Certification for re...
16 days ago
What does this do? UPDATE employees SET gender = CASE WHEN gender = 'M' THEN 'F' ELSE 'M' END;
19 days ago
What does this return? SELECT * FROM ( SELECT *, ROW_NUMBER() OVER (PARTITION BY department ORDER BY id DESC) rn FROM employees ) t WHERE rn = 1;
19 days ago
What does this return? SELECT name, department, salary FROM employees e WHERE salary = ( SELECT MAX(salary) FROM employees WHERE department = e.department );
19 days ago
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