https://github.com/kedarvartak/hackerrank-sql-solutions

This repository contains my solutions to all SQL challenges on HackerRank. Each solution is written in structured query language (SQL), showcasing my proficiency across various levels of difficulty, from basic queries to advanced topics like joins, aggregations, and window functions. Feel free to explore and use the solutions as a reference for you
https://github.com/kedarvartak/hackerrank-sql-solutions

dababase dbms hackerrank hackerrank-solutions mysql sql

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This repository contains my solutions to all SQL challenges on HackerRank. Each solution is written in structured query language (SQL), showcasing my proficiency across various levels of difficulty, from basic queries to advanced topics like joins, aggregations, and window functions. Feel free to explore and use the solutions as a reference for you

• Host: GitHub
• URL: https://github.com/kedarvartak/hackerrank-sql-solutions
• Owner: kedarvartak
• Created: 2024-07-03T16:00:10.000Z (7 months ago)
• Default Branch: main
• Last Pushed: 2024-09-11T15:36:48.000Z (5 months ago)
• Last Synced: 2024-09-12T00:11:25.067Z (5 months ago)
• Topics: dababase, dbms, hackerrank, hackerrank-solutions, mysql, sql
• Homepage:
• Size: 8.79 KB
• Stars: 0
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

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README

        
# HackerRank SQL Solutions

Welcome to my repository of SQL solutions for all the challenges on HackerRank. This repository contains a comprehensive set of SQL queries for every problem I've solved on the platform, categorized by difficulty and topic.

## Overview

This repository contains solutions to HackerRank SQL challenges ranging from beginner to advanced levels. The solutions are written in SQL and are well-commented to provide clarity. Each file corresponds to a specific challenge and includes both the problem description and my solution.

## Structure

The repository is organized as follows:

- **Easy**: Beginner-level SQL challenges.

- **Medium**: Intermediate-level SQL challenges.

- **Hard**: Advanced-level SQL challenges.

- **Advanced**: Expert-level problems and more complex queries.

Each folder contains `.sql` files with the respective solution. The problem description can be found as comments at the top of each file.

## Topics Covered

Some of the key topics include:

- Basic Select queries

- Filtering (WHERE, HAVING)

- Aggregations (COUNT, SUM, AVG, etc.)

- Joins (INNER JOIN, LEFT JOIN, etc.)

- Subqueries and Nested Queries

- Window Functions

- Grouping and Ordering

## How to Use

- Clone the repository:

  ```bash

  git clone https://github.com/kedarvartak/HackerRankSolutions.git