This repository contains my structured SQL practice from fundamentals to advanced concepts, focused on interview preparation and real-world data analysis.
- Basic SELECT queries
- Filtering (WHERE, BETWEEN, IN)
- Sorting & DISTINCT
- Aggregate functions
- GROUP BY & HAVING
- JOINs (INNER, LEFT, RIGHT, FULL)
- Subqueries (planned)
- Day-wise SQL practice
- Clean, readable queries
- Focus on interview-style questions
- SQL Server (primary)
- Queries written in ANSI SQL wherever possible
To build strong SQL fundamentals for Data Engineering / Analytics roles in EU markets.