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1. Rezzonante-Producciones-Festival-Data-Analysis Rezzonante-Producciones-Festival-Data-Analysis Public

   Data analysis of real concert and festival events by Rezzonante Producciones — SQL, Python (Pandas), and AI-assisted analytics turning event data into programming decisions.

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2. chinook-sql-analysis chinook-sql-analysis Public

   SQL analysis of the Chinook digital music store database — 17 queries covering JOINs, aggregations, date functions, and subqueries. SQLite.

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3. data-analytics-portfolio data-analytics-portfolio Public

   Data Analytics Portfolio - SQL, Google Sheets, Python

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4. northwind-sql-analysis northwind-sql-analysis Public

   SQL business analysis of the Northwind database — 39 queries from filtering to time series, with charts and bilingual documentation (EN/ES)

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5. sakila-sql-analysis sakila-sql-analysis Public

   Business-driven SQL analysis of the Sakila DVD rental database (SQLite) — 5 stakeholder questions answered: revenue trends, top categories, films, and customers.

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6. google-sheets-bike-shop google-sheets-bike-shop Public

   Bike Shop Sales Analysis - Multi-table dataset

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