GitHub - PuspaCempaka/HackerRank-SQL-Challenges-Advance: This repository contains solutions to advanced SQL challenges from HackerRank, focusing on complex queries like `JOIN`, `GROUP BY`, `WINDOW FUNCTIONS`, and more. Each solution includes clear explanations and optimization strategies for real-world data problems.

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This repository contains solutions to advanced SQL challenges from HackerRank, focusing on complex queries like `JOIN`, `GROUP BY`, `WINDOW FUNCTIONS`, and more. Each solution includes clear explanations and optimization strategies for real-world data problems.