Sql hackerrank practice top 50. Max Score: 30 Success Rate: 94.

Sql hackerrank practice top 50 Sign in. Share Contribute to cholu6768/SQL-Hackerrank-Practice-Questions development by creating an account on GitHub. HackerRank Another popular one, has really good amount of problems related with sql, nice UI This repository contains solutions to Hackerrank practice problems with SQL. I am looking for something similar to practice SQL questions as well. It has an extensive collection of problems on topics like Data Structures, Algorithms, and Competitive Programming, helping users build and refine their coding skills effectively. Sign in Product Top. 🔥SQL stands for Structured Query Language. Conquer your next data 🔥 Learn Basics of SQL with Complete SQL Fundamentals for Beginners. Perfect for beginners and seasoned developers alike! - rutikekre/SQL_Study_Material HackerRank SQL Practices Solutions with MS SQL Server - devhns/HackerRankSQLPractices. SELECT COUNT(CITY) - COUNT(DISTINCT CITY) FROM STATION; SQL, the Structured Query Language, is a cornerstone skill for anyone working with data. Host and manage packages Top. In this post, I’ll share my solutions to some SQL problems on HackerRank, categorized as “Easy. Find and fix vulnerabilities Actions. Learn and improve your SQL skills. The output is in a "code-ish" format. It's frustrating. Keep reading for our top picks. sql at master · marinskiy/HackerrankPractice 170+ solutions to Hackerrank. 03%. I don't know how Leetcode is so I can only speak of Hackerrrank. Code written during programming contests and practice challenges in hackerrank. Starts in. Good Luck with Your Interview! In this article we have gathered over 100 SQL interview Contribute to DanEDR/HackerRank_Practice development by creating an account on GitHub. ” I used the MySQL option on the platform to Top Earners. Find the maximum amount of money earned by any employee, as well as the number of top earners /* MS-SQL*/ with cte1 as (select *, months * salary as earnings from Employee) SELECT earnings, count (*) FROM cte1 WHERE earnings = Create a HackerRank account Query the city names for all American cities with populations larger than 120,000. Navigation Menu Toggle navigation. 82%. Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. . com/playlist?list=PLCWQNLd8T4_gxqzav19GJyrEjZBL4ytA2 ***** Oracle SQL Tutorial : https://yo Top Earners. Welcome to my channel! In this video, I walk you through solving key SQL challenges from HackerRank. Run . This repository contains my solutions to the top 50 LeetCode SQL challenges implemented using PySpark DataFrame and PySpark SQL. Each solution includes a brief explanation of the problem and my approach to solving it. SQL (Basic) SQL (Intermediate) SQL (Advanced Join over 23 million developers in solving code challenges on HackerRank, These concepts require a deeper understanding of SQL and its ecosystem. A well-designed and interactive learning environment is essential for understanding Problem. We define an employee’s total earnings to be their monthly salary*months worked, HackerRank SQL Practice- Advanced Select. Challenge Link - https://www. Join over 23 million developers in solving code challenges on HackerRank, Easy SQL (Intermediate) Max Score: 30 Success Rate: 94. Sign up. Nikhitha Perapola. The interviewer mentioned I will be tested on SQL and Statistics, now when I clicked on the test link to see the test overview there are 3 sections. hackerrank where LAT_N is the northern latitude and LONG_W is the western longitude. Rules. In this playlist, we are going to solve all the hackerRank problems related to aggregation functions. Basic Select. Hard. In this post, we will be covering all the solutions to SQL on the HackerRank platform. This collection serves as a practical guide for anyone looking to improve their SQL skills while tackling real Meesho_HackerRank_SQL_Interview_Question. Here, you’ll find: A variety of SQL problems: From beginner to advanced levels, covering key concepts like SELECT queries, JOINs, subqueries, window functions, and more. SQL (Basic) SQL (Intermediate) SQL (Advanced Why this video is 7. This repository tracks my progress through the SQL course on HackerRank. 6: Binary Tree Nodes: Solution: We can write this query using simple case when statements. Find and fix 005. 50%. We use cookies to A curated collection of solutions to SQL problems from platforms like LeetCode, Coding Ninjas, and HackerRank, along with valuable reading materials to enhance your SQL knowledge. - JawadSher/SQL-Problems-Solutions-HackerRank In this interesting challenge we would write an SQL query to determine top maximum earnings of a list of employees. 📌 solutions and explanations to practice problems on hackerRank in mysql, python - suinkangme/HackerRank_Practice Hackerrank SQL Solution #6Intermediate SQL - Top Competitors#sql #hackerrank #hackerrankcourse #codingcourse #sqlcourse #coding #solutions #interview #interv Another way to solve this query is using the pivot function in T-SQL. * Thus, if the submission has a The repository is organized as follows: Easy: Beginner-level SQL challenges. If you guys have any doubt feel fr Answers to coding challenges on HackerRank - SQL and Python - Phani10/HackerRank-Practice. To practice, clone the repo and clear out the shells containing the solutions and write your own Dive into SQL mastery with our Data Analyst Explorers series! 📊 In this video, we dissect HackerRank's SQL challenge, offering a step-by-step solution to bo Share your videos with friends, family, and the world Medium SQL (Intermediate) Max Score: 30 Success Rate: 97. to. File metadata and controls. When I used Stratascratch, I just built the tables in SSMS since they were so small, and that let me practice in T-SQL. Join over 11 million developers in solving code challenges on HackerRank, one of the best ways to your registration! You can tell your friends about SQL. 108 lines (96 loc) · 1. They are necessary for optimizing performance, managing complex queries, ensuring data integrity, and leveraging advanced features for high-level query design and development. Appreciate any tip and help. hackerrank. com/challenges/sql-projects/problem Master SQL Advanced join for Interviews!This video tackles a SQL challenge from H This repository is dedicated to solving SQL challenges from HackerRank. Tweet it Share it. As one of the platform for coding interview preparation, leetcode has some interesting challenge, one that I just recently complete is the SQL 50, and because I like the challenge is the reason for me to recommend leetcode for sql site for practicing. Info; Rules; Scoring; Info. Solved SQL Questions from Hackerrank. Link to Challenge - https://www. Medium Max Score: 30 Success Rate Easy SQL (Intermediate) Max Score: 30 Success Rate: 94. To master this powerful language, consistent practice is crucial. Since HackerRank website doesn't allow 'create table' commands, I found a way around this by using 'select into #temptable" commands. 95%. 5 hours long? Because Im solving ALL of the SQL Problems on Hackerrank in this video. More posts you may like r/SQL. Sign in Top Earners: SQL: 9: Easy SQL (Intermediate) Max Score: 30 Success Rate: 94. ” I used the MySQL option on the platform to solve each of the challenges. 1 lines (1 loc) · 56 Bytes. Basic Join. Status. Top Competitors. Topics So, in this free SQL exercises page, we'll cover a series of SQL practice exercises covering a wide range of topics suitable for beginners, intermediate, and advanced SQL learners. Top. Revising the Select Query I. Medium. For example, if there are three records in the table with CITY values ‘New York’, ‘New York’, ‘Bengalaru Medium SQL (Intermediate) Max Score: 20 Success Rate: 96. com practice problems in C++, python and SQL - IhorVodko/Hackerrank_solutions pl/sql tutorial : https://youtube. This is part 1 of the whole series. This repository is dedicated to practicing SQL queries using HackerRank problems. Contact. Solved. Top Earners: Click Here: 9: Weather Observation Station 13: You signed in with another tab or window. Draw The Triangle 1 The solutions of all SQL hackerrank challenges using MySQL environment - padhs/HackerRank-SQL-sol. Navigation Menu Here’s an overview of the top 10 websites to practice SQL: S. Easy. Skip to content. Medium Max Score: 30 Success Rate SQL (Basic) SQL (Intermediate) SQL (Advanced) Difficulty. Q. HackerRank is a platform for competitive coding. Contribute to cholu6768/SQL-Hackerrank-Practice-Questions development by creating an account on GitHub. ; Advanced: Expert-level problems and more complex You signed in with another tab or window. Sign in Product Top Earners: SQL: 9: Weather Observation Top Earners. Easy SQL (Basic) Max Score: 20 Success Rate: 98. SQL (Basic) SQL (Intermediate) Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming Hello coders, in this post you will get all the solution of HackerRank SQL Solutions. Programming Problems and Competitions :: HackerRank Something went wrong! I am trying to give an SQL interview through HackerRank. These 90-minute tests allow freshers to demonstrate practical expertise, offering a way to connect academic knowledge with real-world job demands. Sign in Product Actions. SQL is a standard language for storing, mani Master Advanced SQL Selects for Interviews!This video tackles a SQL challenge from HackerRank, focusing on advanced SELECT statements. Breadcrumbs. it’s 100% free, and features 50+ SQL questions from real FAANG SQL interviews! Effective solutions to hackerrank. But as others said. SQL is a standard language for storing, mani Easy SQL (Intermediate) Max Score: 30 Success Rate: 94. It contains solutions to various SQL problems organized by topics, allowing users to enhance their SQL skills systematically. There are a total of 58 problems of varying difficulty level that test different concepts. Each solution is designed to demonstrate various SQL techniques and best practices, with clear comments to enhance understanding. LeetCode and HackerRank are online Query all columns for all American cities in the CITY table with populations larger than 100000. The PADS. Each challenge offers a unique opportunity to sharpen your abilities and boo. Going through them greatly improved my ability to Welcome to the ultimate HackerRank SQL Solutions playlist by Data Analyst Explorers! 📊 Whether you're a budding data enthusiast or an experienced analyst, Medium SQL (Intermediate) Max Score: 30 Success Rate: 97. My Solutions to HackerRank Practice Questions on SQL, Python, and Algorithms - 07Agarg/HackerRank_Solutions. Subqueries and Nested Queries. Write better code with AI HackerRank/SQL/Top Competitors link of practice : The solutions of all the Hackerrank SQL challenges for all easy, medium and hard challenges executed on Oracle environment. 48%. Automate any workflow Codespaces This repository contains my solutions to various SQL challenges on HackerRank, organized by categories and difficulty levels. r/SQL Contribute to greygenos/HackerRank-SQL-Solutions development by creating an account on GitHub. This repository contains my solutions to various SQL challenges on HackerRank, organized by categories and difficulty levels. r/SQL. Join me as I tackle challenges Welcome to the HackerRank SQL Solutions repository! 🚀 Dive into a curated collection of SQL queries crafted to tackle a range of challenges. SELECT CONCAT('There are a total of ', COUNT(*), ' ',LOWER(Occupation), 's Easy SQL (Basic) Max Score: 20 Success Rate: 96. Draw The Triangle 2. Settings. Medium SQL (Intermediate) Max Score: 30 Success Rate: 97. 99%. That’s why we’ve selected these 50 SQL The thing that bothers me with HackerRank SQL questions is that it doesn't show the SQL queries output properly, like with a table, with the column names etc. Take a look, play and have fun with this. select sql oracle hackerrank challenges oracle-database hackerrank-solutions sql-challenges Medium SQL (Intermediate) Max Score: 20 Success Rate: 96. Prepare to showcase your understanding of SQL concepts, data manipulation, and writing optimized If you want to build your career in data science, You must learn sql. Latest commit History History. * Another nasty join, no real way of getting out of it. We use cookies to In this article, we’ll explore the 9 best websites to practice SQL, providing you with platforms rich in data, examples, and guidance to help you use them easily. Medium SQL (Intermediate) Max Score: 30 Success Rate: 96. You signed out in another tab or window. 02%. The Best Places to Practice SQL Online. Accelerate your Job Search. SQL is a standard language for storing, mani Medium SQL (Intermediate) Max Score: 20 Success Rate: 96. Inside you will find the solutions to all HackerRank SQL Questions. com practice problems using Python 3, С++ and Oracle SQL - marinskiy/HackerrankPractice Skip to content It's all about translating the word problem into SQL, which sounds easy, but the problems are written quite weirdly on HackerRank. 🏋️‍♀️ After you grasp the basics, you then jump into SQL coding questions that challenge you and make sure you mastered those SQL fundamental concepts. SQL. SQL is a standard language for storing, mani Solved SQL Questions from Hackerrank. Automate any workflow Packages. Please refrain from discussing strategy during Easy SQL (Intermediate) Max Score: 30 Success Rate: 94. Copy path. Type of Triangle. Advanced Join. Whether you’re prepping for an interview or This repository contains my solutions to all the HackerRank SQL Practice Questions. You can practice both SQL and Python here, as well as mathematics, data structures, databases, algorithms, artificial intelligence The goal of /r/SQL is to provide a place for interesting and informative SQL content and My goal is to practice 2-4 medium and hard questions everyday and start giving interviews for next week. 27%. * Key point to notice here is that the hackers who got a full score are those whose score matches the score associated with the difficulty of that submission. I came across 3 sites which have SQL question bank like LC - since LeetCode and HackerRank are great for Data Structures and Algorithms but not good for SQL prep quite frankly. Practice You might like to solve practice problems on HackerRank. sql at master · IhorVodko/Hackerrank_solutions Practice SQL querys with an online terminal. They are essential for building more sophisticated and robust queries, managing data relationships, and optimizing query performance. Stars are welcome · Report a bug · Request a feature 👋 Welcome to Day 1 of Code with Mauli! Today, we're tackling the basics of SQL using HackerRank's CITY table challenge. These exercises are designed to We also suggest our Advanced SQL Practice track, which is an online series of SQL practice courses designed for advanced users. Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to Recently, I achieved the HackerRank SQL Advanced Certification, and I’m excited to share my experience with all of you. Do The next thing you need to know is where to practice SQL online. ; Well-documented solutions: Each solution includes a clear explanation of the approach and the query used to solve the problem. GeeksforGeeks. We use cookies to I did all the free SQL challenges in Hackerrank and it was enough for me to solve any problems I was presented with. Besides HackerRank, practicing on DataLemur is a good bet – has 50+ free SQL interview questions. I am trying to grow my SQL skills and I wanted to ask if hackerrank is a good place to practice or if there are any other good resources? Im not looking for classes as I have taken dozens but a place to practice for interview prep. Code. Easy SQL (Basic) Max Score: 10 Success Rate: 95. Reply reply More replies. I'm not in a FAANG company but at a top software company in my country (Norway) working as a Data Engineer. To get the table values, I copied them from the query window and pasted them into CSV files for upload to the DB. Reload to refresh your session. 83 KB main. com practice problems in C++, python and SQL - Hackerrank_solutions/SQL/Top Competitors. ⚡ Solutions to coding challenges on HackerRank (Python, Java, C++, SQL, Problem Solving & Math) <\> hackerrank hackerrank-python hackerrank-solutions hackerrank-java hackerrank-cpp hackerrank-sql hackerrank-math. About. Welcome to my SQL Basics Practice Series! In this video, learn how to register on HackerRank, enroll in coding challenges, and navigate its sections. Medium SQL (Basic) Max Score: 30 Success Rate: 93. Medium SQL (Intermediate) Max Score: 20 Success Rate: 96. We present a curated list of 12 top-notch platforms that offer a Hey guys ,In this video,I have explained HackerRank SQL challenge #Employeesalaries step by step with an easy explaination. These solutions can 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. Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to 1. I'm ok with the paid subscriptions, as long as it is a top-quality resource. SQL Database. It serves as a platform to enhance my SQL skills and share my solutions with others. View Schema patients. Hi all! So I've been given the HackerRank Data Analyst test for interview, for preparation I've been doing SQL practice on HackerRank. Write better code with AI Security. Top 1% Rank by size . This platform is at the top of my personal list for practice. 39. Effective solutions to hackerrank. ; Medium: Intermediate-level SQL challenges. SQL (Basic) SQL (Intermediate) SQL (Advanced) Difficulty. Easy SQL (Intermediate) Max Score: 30 Success Rate: 94. 🔥 Learn Basics of SQL with Complete SQL Fundamentals for Beginners. Top Earners – HackerRank You signed in with another tab or window. The solutions of all the Hackerrank SQL challenges for all easy, medium and hard challenges executed on Oracle environment. Open in app. This video is perfect for beginners About. Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming 96. Solve SQL query questions using a practice database. Website Name Pricing Certification Website Link; 1: SQLZoo: Free: No: Visit Now: HackerRank supports a robust community platform where users can Unlock the secrets of SQL with our latest video! 🚀 In this tutorial, we tackle 2-3 challenging SQL problems from HackerRank, providing clear, step-by-step s Easy SQL (Intermediate) Max Score: 30 Success Rate: 94. Subdomains. Top Earners. The case (uppercase or This repository contains solutions to all the HackerRank SQL Practice Questions - Pavith19/HackerRank-SQL-Challenges-Solutions. Raw. Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. The CITY table is described as follows: In this video, we will be solving SQL problems on Hackerrank. Hackerrank is a good platform to learn SQL from. You signed in with another tab or window. GeeksforGeeks is a versatile platform for both beginners and experienced developers, offering hands-on coding practice to improve skills across various levels. This playlist will have the solutions which are very ea Hard SQL (Advanced) Max Score: 50 Success Rate: 78. Easy SQL (Advanced) Max Score: 25 Success Rate: 97. Join over 23 million developers in solving code challenges on HackerRank, These concepts introduce more complex features and functionalities of SQL. It is very important that you all first give it a try & brainstorm yourselves before having a Hackerrank is a great platform to practice SQL queries. To practice this SQL translation skill can also check out the 60+ question on DataLemur. Interviews can be hands-on, with problems to solve on CoderPad, HackerRank, or even a whiteboard session. You switched accounts on another tab or window. Overview of HackerRank Certifications. 1. Aggregation. patient_id: INT: first_name: TEXT: last_name: TEXT: gender: CHAR(1) birth_date: DATE: city: TEXT: province_id: CHAR(2) Contribute to Ghada2016/HackerRank-SQL-Top-Competitors development by creating an account on GitHub. 66%. Wannabe Oracle dev here. No. This was curated after solving all 58 questions, and achieving a score of 1130 points Top Competitors 50. As you might know, SQL, or 🔥 Learn Basics of SQL with Complete SQL Fundamentals for Beginners. ; Hard: Advanced-level SQL challenges. Hard SQL (Advanced) Max Score: 50 Success Rate: 78. 65%. SQL (Basic) SQL (Intermediate) SQL (Advanced Hard SQL (Advanced) Max Score: 50 Success Rate: 78. Top Earners | Easy | HackerRank We define an employee's total earnings to be their monthly salary × months worked, and the maximum total earnings to be the maximum total earnings for any employee in the Employee I'm looking for a comprehensive online resource to brush up on SQL and prep for SQL assessments in analytics interviews. HackerRank certifications test technical skills through hands-on, standardized assessments shaped by input from over 2,000 companies [1]. Verify your SQL Skills. It is very important that you all first give it a try & brainstorm yourselves before having a 1 stories · Enhance your SQL skills with these engaging HackerRank challenges. Blame. Solutions to HackerRank practice, tutorials and interview preparation problems with Python, SQL, C# and JavaScript - nathan-abela/HackerRank-Solutions SQL (Basic) SQL (Intermediate) SQL (Advanced) Difficulty. Occupations. However, in the above query I have tried sticking to using standard SQL. This video will help you to improve your coding skills in SQL_____ This repository tracks my progress through the SQL course on HackerRank. Sign in Product SQL: 8: Top Earners: SQL: 9: Weather Observation Station 2: SQL: 10: Weather Observation Station 13: SQL: 11: Weather Observation Station 14: SQL: 12: Weather Take your SQL skills to the next level with my latest video! 🚀 In this tutorial, we solve 2 interesting SQL problems from HackerRank, providing clear, step- Hello friends, we’ve brought you 50 frequently asked SQL query interview questions and answers for practice. Find and fix vulnerabilities You signed in with another tab or window. Sign in Product GitHub Copilot. sql. File metadata and Join over 11 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. This is the only video you will need to improve you Exactly, practice makes perfect. Aug 4, 2023. In this article, I’ll walk you through two questions from the exam along Hackerrank is a great platform to practice SQL queries. Whether you're a beginner or an experienced developer, you'll find solutions and explanations for everything from basic queries to advanced data manipulation. The solutions of all the SQL challenges for all easy, medium and hard challenges on HackerRank executed on MySQL environment compiled with helpful Resources & Basic to intermediate SQL topics 50 essential SQL questions Best for 1 month of prep time In this post, I’ll share my solutions to some SQL problems on HackerRank, categorized as “Easy. Easy SQL (Advanced) Max Score: 25 Success Rate: 96. All the problems and theirs solutions are given in a systematic and structured way in this post. After some research, I've found that these are the most common SQL resources for interview prep. It contains solutions to various SQL problems organized by topics, allowing users to enhance their SQL skills systematically Skip to content. 60%. sqlPractice / Meesho_HackerRank_SQL_Interview_Question. Learn to tackle SQL challenges on LeetCode and HackerRank for data engineering interviews with efficient strategies, practice tips, and problem count advice. Solve Challenge. 170+ solutions to Hackerrank. com. Solving practice questions is the fastest way to learn any subject. Whether you're new to SQL or brushing up on your skills, @Tanishka Now that Alex as cracked how to run PL/SQL on Hackerrank, you could improve the answer by removing the whole DECLARE section, because your loops implicitly declare i and j so the ones at the top Solved SQL Questions from Hackerrank. We use cookies to 🔥 Learn Basics of SQL with Complete SQL Fundamentals for Beginners. Julia just finished conducting a coding contest, and she needs your help assembling the leaderboard! Write a query to print the respective hacker_id and name of hackers who achieved full scores for more than one challenge. The CountryCode for America is USA. Order Medium SQL (Intermediate) Max Score: 20 Success Rate: 96. I also tried stratascratch and it's all good, everything is as you expect. Alternative Queries. I am not comfortable using CTE. com practice problems using Python 3, С++ and Oracle SQL - lislema/python-practice. Skills. Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming Max Score: 30 Success Rate: 94. We use cookies to ensure you have the best browsing experience on our website. 😱 HackerRank jumps directly into challenging SQL coding questions that has a steep learning curve, some of those questions are not so intuitive from business perspective. Advanced Select. It is organized into six folders, each containing my solutions for easy, medium and difficult challenges executed in a MySQL environment. Right Menu Left Menu. Unsolved. 83%. ulwfmqg njjma kkisbpz rfwk xfuwj hdihj pkhqzh egjcc dteq sdakr