sql-challenges

The solutions of all SQL hackerrank challenges using MySQL environment

In this repository, you are going to learn the fundamentals of SQL: how to create a SQL database from scratch, how to use SQL commands, how to fetch data from the database, write data to the database, edit data in the database as well as how to delete data from the database.

#8WeekSQLChallenge, https://8weeksqlchallenge.com: Solutions for SQL Case Studies

A project of solved Java/SQL challenges from HackerRank website

SQL Coding Challenges for Beginners

solutions to SQL challenges from leetcode & hackerrank

The solutions of all the Hackerrank SQL challenges for all easy, medium and hard challenges executed on Oracle environment.

The solutions of all the SQL challenges for all easy, medium and hard challenges on HackerRank executed on MySQL environment.

This repository contains solutions to the SQL challenges posted on DataLemur website using PostgreSQL environment

Solutions for *Codesignal* Databases sections 1-5.

Solution for the SQL murder mystery game created by Joon Park and Cathy He while they were Knight Lab fellows.

📃 🏢 💹 Test task for WhoIsBlogger (data analyst position) aimed at building complex SQL queries (including window functions)

I wrote SQL queries to answer questions from multiple case studies from the '8 Week SQL Challenge' created by Danny Ma.

Solutions to Java & SQL Hacker Rank problems

MySQL solutions to HackerRank's SQL challenges.