This repository contains my solutions to the SQL Advent Calendar 2025 challenge organized by Interview Master.
It’s a 24‑day countdown to Christmas, with one SQL question unlocked each day.
sql-advent-calendar-2025/
├── day-01/
│ └── solution.sql
├── day-02/
│ └── ...
├── docs/
│ └── bash-notes.md # Bash commands and explanations
├── .gitignore
└── README.md
| Day | Topic | Difficulty Level | Key Concept |
|---|---|---|---|
| 1 | Reindeer Run – Find the Top 7 | Easy | ORDER BY, LIMIT |
| 2 | Toys Delivered – Find Which Toys Made It | Medium | INNER JOIN |
| 3 | The Grinch's Best Pranks Per Target | Hard | WINDOW FUNCTIONS, ROW_NUMBER() |