Hackerrank sql solutions github pages " Learn more Solutions of SQL Challenges on HackerRank. Add this topic to your repo To associate your repository with the hackerrank-practice-solutions topic, visit your repo's landing page and select "manage topics. - rewyekha/HackerRank-solutions-SQL GitHub community articles Repositories. Feel free to explore and use the solutions as a reference for you - Hackerrank-Sql Welcome to the HackerRank Solutions repository, where you can find comprehensive solutions to various HackerRank problems implemented in SQL. Add this topic to your repo To associate your repository with the hackerrank-solutions-sql topic, visit your repo's landing page and select "manage topics. There are almost always multiple solutions to the same problem. Curate this topic Add HackerRank concepts & solutions. In this repository you will find my answers to the SQL challenges proposed in HackerRank, from basic to advanced level. · Add this topic to your repo To associate your repository with the hackerrank-sql-solution topic, visit your repo's landing page and select "manage topics. Updated Aug 3, 2023; GitHub is where people build software. Welcome to the HackerRank SQL Solutions Repository! This repository contains my solutions to various SQL challenges from HackerRank. -javascript hackerrank-php hackerrank-sql hackerrank-sql-solutions hackerrank-10daysofjavascript hackerrank-problem-solving hackerrank-solutions-github sql-hackerrank hackerrank-sql-solution hackerrank GitHub is where people build software. Solutions π HackerRank SQL code challenges solutions. Repo gathered by CodeRankGPT - Solve HackerRank coding problems during Jul 20, 2020 · SQL Problems Page: https://www. ; Hard: Advanced-level SQL challenges. sql at main · Pavith19/HackerRank-SQL-Challenges-Solutions GitHub community articles Repositories. " Learn more Add this topic to your repo To associate your repository with the hackerrank-sql-challenge topic, visit your repo's landing page and select "manage topics. Add a description, image, and links to the hackerrank-sql-solutions topic page so that developers can more easily learn about it. My Solutions to Hackerrank SQL. Mar 12, 2024 · The solutions of all the SQL challenges for all easy, medium and hard challenges on HackerRank executed on MySQL environment compiled with helpful Resources & references related to the challenges This repository contains my solutions to diverse SQL challenges sourced from HackerRank. SQL HackerRank Solutions. Whether you are a beginner or an experienced coder, this repository aims to provide clear and efficient solutions to help you improve your problem-solving skills. com practice problems in C++, python and SQL - IhorVodko/Hackerrank_solutions Jun 20, 2024 · Effective solutions to hackerrank. com) sql hackerrank hackerrank-solutions hackerrank-challenges hackerrank-sql Updated Jun 23, 2020; You signed in with another tab or window. · Find public repositories on GitHub that contain solutions to SQL challenges from HackerRank. More than 100 million people use GitHub to discover, fork, and contribute to over 420 million projects. The following challenges use simple aggregation functions such as MIN, MAX Jul 4, 2024 · The repository is organized as follows: Easy: Beginner-level SQL challenges. Each solution includes a brief explanation of the problem and my approach to solving it. . Domains You signed in with another tab or window. Contribute to hpang123/Hackerrank-SQL development by creating an account on GitHub. com practice problems in C++, python and SQL - Hackerrank_solutions/SQL/SQL Project Planning. Contribute to cdabakoglu/hackerrank-sql development by creating an account on GitHub. Add this topic to your repo To associate your repository with the hackerrank-sql-problems topic, visit your repo's landing page and select "manage topics. Crack your coding interview and get hired. Listed below are the questions available in this repository. " Learn more The repository dedicated to solutions for Hacker-rank Database problems, solved with MySQL - hackerrank-sql-solutions/The PADS. Print your result on a single line, and use the ampersand character as your separator (instead of a space). Contribute to RodneyShag/HackerRank_solutions development by creating an account on GitHub. If multiple contestants have the same score in a contest, they are at the same rank. However, there are some C# solutions. If you are using a different SQL Language (for example MySQL) you might have to adapt the solution a little. This repository contains my SQL solutions to HackerRank challenges, organized by difficulty: Easy, Medium, and Hard. Solutions for Hackerrank SQL problems. This project is open-source and available under the MIT License. com practice problems in C++, python and SQL - IhorVodko/Hackerrank_solutions · Add this topic to your repo To associate your repository with the hackerrank-sql-certificate topic, visit your repo's landing page and select "manage topics. Mount Blue is conducting a contest and the person who solves all the problems gets an opportunity for an entry level SDE developer role,and this repository for the storage and display of solutions to various problems of this contest on Hacker Rank. These are not the only solutions. - Prexa22/HackerRank_SQL_Problems_and_Solutions This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository. In this repository, I have organized my solutions into different folders based on their focus of code. com practice problems in C++, python and SQL - IhorVodko/Hackerrank_solutions Solution - for sigma less than 3000 for "Number" column we have "2" rows, Question - 6 Consider the following data table named Student. com practice problems in C++, python and SQL - Hackerrank_solutions/SQL/New Companies. " Learn more Solutions for Hackerrank SQL problems. Reload to refresh your session. Mar 1, 2016 · Julia conducted a 15 days of learning SQL contest. " Learn more Add this topic to your repo To associate your repository with the hackerrank-sql-certificate topic, visit your repo's landing page and select "manage topics. You switched accounts on another tab or window. " Learn more Dec 26, 2024 · A repository which contains solutions to all the hackerrank basic SQL solutions. Write a query to print all prime numbers less than or equal to . π License. It serves as a record of my progress and showcases my understanding of SQL concepts and problem-solving skills. Sign in Product Actions. For example: AnActorName(A), ADoctorName(D), AProfessorName(P), and ASingerName(S). - pages build and deployment · mahedei/Hackerrank-SQL-Basic-Skills-Certification-Test-Solutions@8b479ed Solved queries for the Hackerrank SQL (Basic) Skills Certification Test π. hackerrank. The start date of the contest was March 01, 2016 and the end date was March 15, 2016. These solutions can Add this topic to your repo To associate your repository with the hackerrank-sql-solution topic, visit your repo's landing page and select "manage topics. This collection provides solutions to the HackerRank SQL Certification Test problems. This repository contains solutions for HackerRank SQL questions and DataLemur SQL Questions. - Hackerrank-SQL-Basic-Skills-Certification-Test-Solutions/Student_ Advisor_SQL. This repository is dedicated to practicing SQL queries using HackerRank problems. After your test cases get passed!!!! Happy Learning!!!! You signed in with another tab or window. Find Julia conducted a 15 days of learning SQL contest. My solutions to HackerRank SQL problems (https://www. The solutions of all the SQL challenges for all easy, medium and hard challenges on HackerRank executed on MySQL environment compiled with helpful Resources & references related to the challenges. AI-powered developer You signed in with another tab or window. Contribute to rabestro/hackerrank-sql development by creating an account on GitHub. Contribute to dkeitley/sql-hackerrank development by creating an account on GitHub. sql at master · IhorVodko/Hackerrank_solutions Each solution is crafted to address a specific SQL problem from the HackerRank SQL challenge set, covering various aspects of SQL including querying, joins, aggregations, and more. In this repository, you will find updated SQL solutions for all HackerRank problems as of 2024. com practice problems using Python 3, Π‘++ and Oracle SQL β‘ Solutions to coding challenges on HackerRank (Python, Java, C++, SQL, Problem Solving & Math) <\> All Solutions in Hackerrank SQL Section. More than 100 million people use GitHub to discover, fork, and contribute to over 330 million projects. solution to HackerRank sql exercise Raw. Contribute to vinibrsl/hackerrank-sql development by creating an account on GitHub. GitHub is where people build software. Welcome to the HackerRank SQL Problems repository! This collection features a variety of SQL challenges from HackerRank, designed to help you sharpen your SQL skills. Add this topic to your repo To associate your repository with the hackerrank-problems topic, visit your repo's landing page and select "manage topics. " Learn more The solutions of all the SQL challenges for all easy, medium and hard challenges on HackerRank executed on MySQL environment compiled with helpful Resources & references related to the challenges. sql-hackerrank. . Each solution is accompanied by comments for clarity, showcasing various approaches and optimizations. The certificate can be viewed here. Topics Trending Collections Enterprise Enterprise platform. I took the HackerRank test on 10/11/2023. These folders contain solutions for easy, medium, and difficult challenges executed on an MS SQL environment. sql at master · Shounok/hackerrank-sql-solutions 317 efficient solutions to HackerRank problems. The SQL problems on HackerRank have challenged me to improve my SQL skills and to think creatively about how to solve complex problems. total number of unique hackers who made at least 1 submission each day (starting on the first day of the contest), and; find the hacker_id and name of the hacker who made maximum number of submissions · Add this topic to your repo To associate your repository with the hackerrank-sql-solution topic, visit your repo's landing page and select "manage topics. sql This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. You signed in with another tab or window. Navigation Menu Toggle navigation. Problem solved-5. Hacker rank SQL intermediate solution. Write a query to print. Curate this topic Add this topic to your repo GitHub is where people build software. This repository is mostly Java & PHP solutions of HackerRank Algorithms & Data Structures' Questions. com practice problems using Python 3, Π‘++ and Oracle SQL β‘ Solutions to coding challenges on HackerRank (Python, Java, C++, SQL, Problem Solving & Math) <\> This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository. Contribute to BlakeBrown/HackerRank-Solutions development by creating an account on GitHub. Revising the Select Query I # Add this topic to your repo To associate your repository with the hackerrank-sql-solutions topic, visit your repo's landing page and select "manage topics. This repository contains My Solutions of SQL challenges on HackerRank and you can see multiple solutions for the same challenge. · Add this topic to your repo To associate your repository with the hackerrank-sql-challenge topic, visit your repo's landing page and select "manage topics. Any contributions you make are greatly appreciated. Contribute to rene-d/hackerrank development by creating an account on GitHub. Repo made by HackerRankGPT - Solve HackerRank coding problems during your coding interview, in real-time and undetectable π This repository is dedicated to solving SQL challenges from HackerRank. 1. total number of unique hackers who made at least 1 submission each day (starting on the first day of the contest), and; find the hacker_id and name of the hacker who made maximum number of submissions You signed in with another tab or window. Nov 5, 2022 · GitHub is where people build software. Improve this page Add a description, image, and links to the hackerrank-sql-advance topic page so that developers can more easily learn about it. You signed out in another tab or window. ; Contributions are what makes the open-source community such an amazing place to learn, inspire, and create. sql hackerrank-solutions hackerrank-sql datalemur-solutions. Effective solutions to hackerrank. hackerrank hackerrank-solutions hackerrank-java hackerrank-solutions-github hackerrank-java-challenge hackerrank-java-solutions hackerrank-java-solution hackerrank-java-challenges Updated Oct 24, 2024; akshat GitHub is where people build software. Write a query to find the node type of Binary Tree ordered by the value of the node. The Certificate can be viewed here . Add a description, image, and links to the hackerrank-solutions-sql topic page so that developers can more easily learn about it. " Learn more Solutions to the SQL HackerRank challenges. " Learn more Contribute to Larkin22/HackerRank---SQL-Solutions development by creating an account on GitHub. Automate any workflow Packages. Add a description, image, and links to the sql-hackerrank-solutions topic page so that developers can more easily learn about it. Each solution is provided in SQL format and accompanied by my approach to solving it. More than 94 million people use GitHub to discover, fork, and contribute to over 330 million projects. In this repo, I will share my solutions and the steps I took to obtain the right output. · All HackerRank solutions for Python, Java, SQL, C, C++, Algorithms, Data Structures. main As a programmer, I enjoy working with SQL as it allows me to extract valuable insights from large datasets. Whether you're a beginner or an experienced developer, you'll find solutions and explanations for everything from basic queries to advanced data manipulation. This repository contains my solutions to various SQL challenges on HackerRank, organized by categories and difficulty levels. ; Advanced: Expert-level problems and more complex Nov 10, 2024 · I have taken HackerRank SQL (Intermediate) Certificate test on 10th November 2024. Here, youβll find: A variety of SQL problems: From beginner to advanced levels, covering key concepts like SELECT queries, JOINs, subqueries, window functions, and more. " Learn more You signed in with another tab or window. Each link leads to the document containing both, the question statement and the answer, written in MS SQL Server (except for two short problems that were written in You signed in with another tab or window. Whether youβre prepping for an interview or This repository contains solutions to various SQL challenges and problems solved on HackerRank. It serves as a platform to enhance my SQL skills and share my solutions with others. sql at master · IhorVodko/Hackerrank_solutions SQL Problem Solutions on HackerRank This repository contains my solutions to various SQL problems from HackerRank. 317 efficient solutions to HackerRank problems. Welcome to the HackerRank SQL Solutions repository! π Dive into a curated collection of SQL queries crafted to tackle a range of challenges. - MayankOps/HackerRank-SQL-Certification-Test-Solutions The solutions of all the SQL challenges for all easy, medium and hard challenges on HackerRank executed on MySQL environment compiled. Feel free to use, share, and improve upon it! π Level up your SQL skills with these HackerRank challenges and become a coding master! π Generate the following two result sets: Query an alphabetically ordered list of all names in OCCUPATIONS, immediately followed by the first letter of each profession as a parenthetical (i. · GitHub is where people build software. Browse by language, star rating, updated date, and more. I have also earned a 5-star badge on HackerRank for Effective solutions to hackerrank. TOPICS: Basic Select; Advanced Select; Aggregation; Basic Join; Advanced Join; Alternative Queries; SQL solutions are coded using MySQL I have used MySQL and MS SQL Server for the solutions. Efficient solutions to HackerRank SQL problems This repository consists of all the SQL Solutions as of 10th April 2020. In order to improve my SQL skills, I decided to solve the SQL challenges provided by Hackerrank. Give a star For my work. - dikshyant3/Hackerrank-sql-solutions Jan 29, 2024 · The following challenges all revolve around simple SELECT statements that make use of SELECT, FROM, WHERE, and ORDER BY. Each link leads to the document containing both, the question statement and the answer, written in MS SQL Server (except for two short problems that were written in Write a query to list the contestants ranked in the top 3 for each contest. AI-powered developer platform The repository dedicated to solutions for Hacker-rank Database problems, solved with MySQL - hackerrank-sql-solutions/The PADS. e. This repository contains my solutions to all SQL challenges on HackerRank. Solved queries for the Hackerrank SQL (Basic) Skills Certification Test π. Oct 11, 2023 · Hackerrank-SQL-Basic-Skills-Certification-Test-Solutions. The solutions are organized by topics such as Basic Select, Advanced Select, Aggregation, Basic Join, Advanced Join, Nov 10, 2023 · The solutions of all the HackerRank challenges for all easy, medium, and hard challenges on HackerRank executed on MySQL, JAVA, Python, etc environment compiled This repository contains solutions to all the HackerRank SQL Practice Questions - Pavith19/HackerRank-SQL-Challenges-Solutions Jan 10, 2025 · Find all the solutions of HackerRank SQL problems in a systematic and structured way. Oct 7, 2021 · GitHub is where people build software. HackerRank concepts & solutions. com/domains/sql. HackerRank personal solutions. main You signed in with another tab or window. Learn SQL queries, aggregations, joins, subqueries and more with examples and explanations. The repository contains 4 folders. 1 Revising the Select The solutions of all SQL hackerrank challenges using MySQL environment. You are given a table, BST, containing two columns: N and P, where N represents the value of a node in Binary Tree, and P is the parent of N. txt at main · mahedei/Hackerrank-SQL-Basic-Skills-Certification-Test-Solutions GitHub is where people build software. Name Number Sex You signed in with another tab or window. All Solutions are made in the MSSQL Syntax. 2 Questions are Jun 10, 2024 · In this repository, you will find updated SQL solutions for all HackerRank problems as of 2024. ; Advanced: Expert-level problems and more complex queries. sql at master · Shounok/hackerrank-sql-solutions GitHub is where people build software. ; Well-documented solutions: Each solution includes a clear explanation of the approach and the query used to solve the problem. Add this topic to your repo To associate your repository with the hackerrank-sql-intermediate topic, visit your repo's landing page and select "manage topics. Working platform:- DB2, MySQL, Oracle, MS SQL Server SELECT COMPANY_CODE, FOUNDER, ( SELECT COUNT (DISTINCT LEAD_MANAGER_CODE) FROM LEAD_MANAGER WHERE COMPANY_CODE = C . Skip to content. Host and manage packages Security. The solutions of all the SQL challenges for all easy, medium and hard challenges on HackerRank executed on MySQL environment. All HackerRank solutions for Python, Java, SQL, C, C++, Algorithms, Data Structures. com practice problems in C++, python and SQL - IhorVodko/Hackerrank_solutions About. Solutions GitHub is where people build software. hackerrank Solutions in Haskell for Functional programming, algorithms, and euler+ domains algorithm sql algorithms codechef competitive-programming hackerrank algorithm-challenges hackerrank-solutions This repository contains solutions to all the HackerRank SQL Practice Questions - HackerRank-SQL-Challenges-Solutions/Basic Select/Weather Observation Station 12. The WHERE clauses will use and three basic boolean operators as well as some of the most used functions. 2 Questions were asked, as of now 2 questions will be asked from these questions(I hope so), provided the solution also: You signed in with another tab or window. txt at main · mahedei/Hackerrank-SQL-Basic-Skills-Certification-Test-Solutions Effective solutions to hackerrank. : enclosed in parentheses). com) sql hackerrank hackerrank-solutions hackerrank-challenges hackerrank-sql Updated Jun 23, 2020;. Query the number of ocurrences of each occupation in OCCUPATIONS. Structure Jul 18, 2024 · Welcome to the HackerRank SQL Challenges Solutions repository! This repository contains my solutions to all the HackerRank SQL Practice Questions. To review, open the file in an editor that reveals hidden Unicode You signed in with another tab or window. It focuses solely on offering correct answers for SQL queries, joins, and aggregations, helping users pass the certification efficiently. GitHub Gist: instantly share code, notes, and snippets. This collection serves as a useful resource for improving SQL skills and problem-solving techniques. 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. ; Medium: Intermediate-level SQL challenges. solution to HackerRank sql exercise. -and-algorithms hackerrank-sql hackerrank-problem-solutions hackerrank-practice hackerrank-problem-solving hackerrank-solutions-github hackerrank-all-solutions algorithms-and-data-structures-30-days-of-code hackerrank-solutions-for-sql I have used MySQL and MS SQL Server for the solutions. " Learn more About. 170+ solutions to Hackerrank. The repository is organized as follows: Easy: Beginner-level SQL challenges. It is organized into six folders, each containing my solutions for The solutions of all the SQL challenges for all easy, medium and hard challenges on HackerRank executed on MySQL environment compiled with helpful Resources & references related to the challenges. The goal of this repository is to document and share SQL queries that I have Apr 22, 2021 · APDaga provides complete solutions with explanation to all SQL Practice problems on HackerRank. " Learn more GitHub is where people build software. Apr 13, 2023 · This repository contains my solutions to various SQL challenges on HackerRank, organized by categories and difficulty levels. atz wjof egflab ibwx vhyqr jihywt mrjjjhp zoaxvh qyvz auvl