Step-by-step SQL tutorials and practical examples covering queries, constraints, transactions, and more. Ideal for beginners, interview prep, and anyone looking to master SQL—from basics to advanced.

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• Updated Sep 23, 2025

SQL-Query is a learning repository where I document all SQL concepts along with practical queries, examples, and exercises — from basic operations to advanced database techniques — to strengthen my SQL skills and share knowledge.

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• Updated Apr 2, 2026

Official code companion for the eBook "PostgreSQL: 1,000 Examples" — 52 Jupyter notebooks with all 1,000 runnable examples, seeded datasets, and the exact PostgreSQL 16 reference environment the book was verified against.

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• Updated Oct 7, 2026
• Jupyter Notebook

A complete SQL learning repository with practical lessons, business scenarios, challenges, and real world examples for aspiring Data Analysts.

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• Updated Jul 10, 2026

SQL Learning Repository contains structured SQL queries and concepts learned during the GeeksforGeeks program under Ashish Jhangra Sir. It includes real-world examples to strengthen understanding of database operations and query writing.

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• Updated Mar 13, 2025