https://github.com/kedarvartak/hackerrank-sql-solutions
This repository contains my solutions to all SQL challenges on HackerRank.
https://github.com/kedarvartak/hackerrank-sql-solutions
dababase dbms hackerrank hackerrank-solutions mysql sql
Last synced: about 1 month ago
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This repository contains my solutions to all SQL challenges on HackerRank.
- Host: GitHub
- URL: https://github.com/kedarvartak/hackerrank-sql-solutions
- Owner: kedarvartak
- Created: 2024-07-03T16:00:10.000Z (10 months ago)
- Default Branch: main
- Last Pushed: 2024-09-11T15:36:48.000Z (8 months ago)
- Last Synced: 2025-02-03T05:44:22.947Z (3 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