A repository for my solutions to SQL problems on Leetcode and HackerRank. Full solutions to all the SQL problems on Leetcode non-premium account (including three levels: easy, intermediate and hard). Solutions to HackerRank would only be in intermediate and advanced level (solutions to basic level is not available since I did not save those). All the solutions are tested successfully and submitted, they were written in MySQL. This repository is only used for learning.
