👨‍💻 Solutions to LeetCode's SQL Problems 📝

This repository contains the solutions to some SQL problems available on LeetCode. Click here to view all the Database problems available on LeetCode's website.

🧾 Questions

1. Exchange Seats 💺

• CASE statement

2. Confirmation Rate 📈

• CASE statement, IF function, Aggregation

3. Customers Who Brought All Products 📦

• Subquery

4. Monthly Transactions 🏦

• DATE_FORMAT, Conditional statements and aggregation

5. Count Salary Categories ₹

• UNION, SUM

6. Movie Rating 🎬

• UNION ALL, JOIN

7. Immediate Food Delivery II 🍔

• Comparison, CASE, Aggregation