This repository contains a collection of SQL challenges designed to strengthen problem-solving skills and practice real-world database scenarios.
The goal of this project is to improve SQL proficiency, develop strong analytical thinking, and build practical experience solving common technical interview problems.
This repository includes multiple SQL exercises that focus on:
- Database design
- Table creation and constraints
- Data insertion and manipulation
- Analytical queries
- Aggregation and grouping
- Window functions
- Business data analysis scenarios
Each challenge demonstrates different SQL techniques used in real-world data analysis and technical interviews.
SQL-Interview-Challenge
│
├── Day1
├── Day2
├── Day3
│
└── README.md
Each folder contains SQL scripts that include:
- Database schema
- Sample data
- SQL queries used to solve the problem
- SQL Query Writing
- Database Design
- Data Analysis with SQL
- Aggregation Functions
- Window Functions
- Query Optimization
- Analytical Thinking
- SQL
- Database Management Systems
The purpose of this repository is to continuously practice SQL and document solutions to various database challenges.
This project serves as part of my learning journey and a portfolio of SQL problem-solving experience.
⭐ More SQL challenges will be added as the journey continues.