🧠 Structured SQL Learning Repository | Beginner to Advanced Topics + Real Projects 🎯 Covers core SQL skills, window functions, performance tuning, and hands-on data warehousing/EDA projects

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• Updated Oct 5, 2026
• TSQL

Foundational SQL practice from a data analyst bootcamp, with cleaned examples and beginner-friendly documentation.

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• Updated Jun 14, 2026

Beginner-friendly SQL project for creating, querying and analyzing sales data.

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• Updated Oct 1, 2026
• Jupyter Notebook

SQL-based analysis of pizza sales data — covering revenue, order trends, peak hours, category distribution, and top-performing pizzas.

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• Updated Jun 29, 2026

Insurance Complaints Data Cleaning Project

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• Updated Dec 2, 2025

Beginner-friendly SQL project for retail sales analysis. Includes database setup, data cleaning, exploratory analysis, and business insights using SQL queries.

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• Updated Oct 4, 2025

🗄️ MySQL practice queries from beginner to advanced

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• Updated May 14, 2026