Hackerrank sql 5 star Published on November 5, 2020. Going through them greatly Congrats on your amaizng 5-star gold badge Gajendra Sharma!Love to see your hard work paying off, keep up the excellent work, we're rooting for you 👏👏👏 Why this video is 7. Contribute to RodneyShag/HackerRank_solutions development by creating an account on GitHub. 65%. I'll take a look in Write a query to print the shortest and longest length city name along with the length of the city names. Case Statement - (SQL) The CASE statement is SQL's way of handling if/then logic. Subdomains. It discusses the importance of SQL skills and Star 5. Solve Challenge. 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. Medium. 2345, rounded to 4 decimal places. WHERE DISTRICT = ' California Level up your SQL skills for interviews! Explore a curated collection of SQL resources, interview questions, answers, PDFs, YouTube channels, websites, and Hackerrank solutions. Toggle navigation. . The CASE statement is followed by at least one pair Medium SQL (Intermediate) Max Score: 30 Success Rate: 96. Please read our cookie policy for Find the difference between the total number of CITY entries in the table and the number of distinct CITY entries in the table. pdf), Text File (. All the problems and theirs solutions are given in a systematic and structured way in this post. Breadcrumbs Samantha interviews many candidates from different colleges using coding challenges and contests. The HackerRank SQL Advanced Certification is a great way to showcase your SQL expertise. oracle: with t1 as ( select level lvl from dual connect by level <= 20 order by level desc ) select rpad('* ', lvl*2, '* ') from t1; 📂 HackerRank SQL code challenges solutions. 0 | Parent Permalink. Latest commit History History -- 5. Hackerrank-Code / SQL / Contribute to BlakeBrown/HackerRank-Solutions development by creating an account on GitHub. We use cookies to Contains solved queries for the Hackerrank SQL (Intermediate) Star 5. “HackerRank SQL” is published by Isabelle in JEN-LI CHEN IN DATA SCIENCE. Thanks I changed off MySQL because I was getting annoyed, and it worked (changed to DB2). Sign in Product Actions. Solutions to HackerRank practice, tutorials and interview preparation problems with Python, SQL, C# and JavaScript - HackerRank-Solutions/SQL/01 - Basic Select/11 - Weather Observation Station 6. Easy SQL (Intermediate) Max Score: 30 Success Rate: 94. Get ready to excel in SQL-related interviews with comprehensive learning materials and real-world problem-solving examples. Medal distribution is as follows: All HackerRank solutions for Python, Java, SQL, C, C++, Algorithms, Data Structures. Exclude Contribute to sknsht/HackerRank development by creating an account on GitHub. Please read our cookie policy for 🚀 "Thrilled to announce my 5-star rating in SQL on HackerRank! Excited to apply these advanced skills in real-world scenarios Contribute to viveksyngh/Hackerrank-Code development by creating an account on GitHub. Query the number of ocurrences of each occupation in OCCUPATIONS. 2 years ago + 2 comments. CountryCode and COUNTRY. Exclude You signed in with another tab or window. Each domain on HackerRank (i. Create a HackerRank account Be part of a 23 million-strong community of developers. As I recall the sql portion required grouping and aggregating visitors or some events. This repository contains solutions to all the HackerRank SQL Practice Questions - HackerRank-SQL-Challenges-Solutions/Basic Select/Weather Observation Station 5. : number of characters in the name). HackerRank-SQL Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. You switched accounts on another tab or window. Crack your coding interview and get hired. Code Issues Pull requests The solutions of all SQL hackerrank challenges using MySQL . Articles Works Shiny Snippets Resume About Contact. Algorithms, Artificial Intelligence, etc) has its own leaderboard. ) One of the other solution which I tried was (on MS SQL Server) ; You signed in with another tab or window. 80. I started studying SQL from a very famous site - HackerRank. So, without wasting any time, let’s jump to the SQL (Intermediate) SQL (Advanced) Difficulty. Like. sql at main · Pavith19/HackerRank-SQL-Challenges-Solutions Problem. Weather Observation Station 17. select You signed in with another tab or window. About. sql at main · Pavith19/HackerRank-SQL-Challenges-Solutions Star 3. We use cookies to ensure you have the best browsing experience on our website. You are viewing a single comment's thread. 🌟 Excelling in SQL on HackerRank: Achieving the Coveted 5-Star Rating! 🌟 I am thrilled to announce a significant milestone in my SQL journey: reaching the prestigious 5-star rating on 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. 15%. Guestbook. Return to all comments COUNT is the aggregate Funtion that used to count the number of rows in a table. Repo gathered by CodeRankGPT - Solve HackerRank coding problems during your coding interview, in real-time and undetectable 😎 Effective solutions to hackerrank. Weather Observation Station 5. Alternative Queries. Join over 23 million developers in solving code challenges on HackerRank, SQL; Problem Solving Badges. 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. -1 | HackerRank SQL 5 Stars. COUNT (DISTINCT city) count the number of row in which has the city column but did not count that row in which the city value is repeated. txt) or read online for free. sql at master · nathan-abela Star 436. Code; Issues 0; Pull requests 0; Actions; Projects 0; Security; Insights; Files main. Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. 3. 🚀 Turning Data into Gold! 🏆 Just earned my 5-Star SQL Badge on HackerRank! 🚀 Excited to query More data challenges ahead! 📊💡 #SQL #Mysql #HackerRank. 1 Revising the Hello Linkedin family,🙋♀️🙋♀️🙋♀️🙋♀️🙋♀️ Finally I received my 5-star Gold Batch from #hackerrank for SQL Challenges. For example: AnActorName(A), ADoctorName(D), AProfessorName(P), and ASingerName(S). The solutions of all the SQL challenges for all easy, medium and hard challenges on HackerRank executed on MySQL environment. Note: CITY. They are necessary for optimizing performance, managing complex queries, ensuring data integrity, and leveraging advanced features for high-level query design and development. mysql challenge sql hackerrank mysql-database hackerrank My solutions to HackerRank's challenges in the SQL Preparation Kit - HackerRank_SQL_Solutions/Basic Join/population_census. It's frustrating. Contribute to vinibrsl/hackerrank-sql development by creating an account on GitHub. HeavyLight88. If the city name is repeated in any row that also be counted . - SQL-Hackerrank-Challenge-Solutions/Basic Select/Weather-Observation-Station-5. 3 Star - Silver. W3Schools is a much better resource to learn SQL than Select Star SQL Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. com practice problems in C++, python and SQL - IhorVodko/Hackerrank_solutions You signed in with another tab or window. Tutorial Badges. Reload to refresh your session. Find how many products falls into customer budget along with list of products. It was python and sql. Star Here are 37 public repositories matching this topic Language: All. SQL (Basic) SQL Contribute to RodneyShag/HackerRank_solutions development by creating an account on GitHub. SELECT CAST(LONG_W AS DECIMAL(10,4)),LAT_N FROM STATION WHERE LAT_N < 137. Top 25% users in any rated contest will get one of gold, silver and bronze medals. We use cookies to ensure you Star HackerRank is a tech company that focuses on competitive programming challenges for both consumers and businesses, where developers compete by trying to program according to provided specifications. e. The output is in a "code-ish" format. Here I will try to provide multiple approaches & solutions to the same problem. mysql challenge Add a description, image, and links to the hackerrank-sql-solutions topic page so that developers can more easily learn about it. mysql challenge sql hackerrank mysql 🌟 Data Analyst Update: Achieving 5 Stars in SQL on HackerRank! 🚀 Hello, LinkedIn community! I'm thrilled to share a major accomplishment in my ongoing GET 5 STAR ON HACKERRANK IN SQL. Medal distribution is as follows: HackerRank personal solutions. Population) rounded down to the nearest integer. Code; Issues 6; Pull requests 0; Actions; Projects 0; Security; Insights Files master Files master. If hackerrank-sql Star HackerRank is a tech company that focuses on competitive programming challenges for both consumers and businesses, where developers compete by trying to program according to provided specifications. It was like 2 hours. sql. I have also earned a 5-star badge on HackerRank This repository contains solutions to various SQL challenges and problems solved on HackerRank. Ollivander's Inventory. Basic Select. We use cookies to Join over 23 million developers in solving code challenges on HackerRank, These concepts require a deeper understanding of SQL and its ecosystem. They had to be ranked by some metric. 175. Solved. Navigation Menu Star 549. Code; Issues 5; Pull requests 3; Actions; Projects 0; Wiki; Security; Insights Files master. Write a query to print the contest_id, hacker_id, name, and the sums of total_submissions, total_accepted_submissions, total_views, and total_unique_views for each contest sorted by contest_id. Packages 0. 5 lines (5 loc) · 85 Bytes master. Basic Join. 1 Revising the If you are running your codes on "MS SQL Server" it will give you some "built-in function" problems (Like on mysql its written lengt() but on ms sql server its written len()) (Or "Limit 1" etc. Sql - Badge Level. 5 Star - Gold. sql You signed in with another tab or window. 75%. 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 Query the Western Longitude for the largest Northern Latitude under 137. : enclosed in parentheses). You signed out in another tab or window. 0. sql About. Star 259. You can compile your code and test it for errors and accuracy before submitting. These questions not only tested my technical skills but also challenged me to think Hello coders, in this post you will get all the solution of HackerRank SQL Solutions. recency | 1230 Discussions| Please Login in order to post a comment. Return to all comments → You signed in with another tab or window. - ashraf789/Hackerrank-problem-solving. mitaraya11. 4 Star - Silver. :/ 0 | Parent Permalink. Modified 8 months ago. sql at main · qanhnn12/SQL-Hackerrank-Challenge-Solutions Population Density Difference. If 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. Unsolved. Code; Issues 0; Pull requests 0; Actions; Projects 0; Security; Insights Files main Files main. Skills. 2 Star - Bronze. This project is open-source and available under the MIT License. 🌟 Unlocking a 5 ★ Gold Badge in SQL on HackerRank! 🌟 Excited to share a personal achievement in my SQL journey! 💼 I've recently unlocked the prestigious 5-star gold badge in SQL on Contribute to sknsht/HackerRank development by creating an account on GitHub. 🌟 Exciting News: Earned SQL 5-Star Gold Badge on HackerRank! 🌟 https://lnkd. By detailing sales figures per city and identifying customers who spent 25% or less than Medium SQL (Intermediate) Max Score: 30 Success Rate: 97. 8223 words 42 min read My Solutions to HackerRank Practice Questions on SQL, Python, and Algorithms - HackerRank_Solutions/SQL/Basic Select/Weather Observation Station 4. Medals. This is the only video you will need to improve you Thrilled to share that I've just earned the Gold Badge in SQL on HackerRank! It's been an exhilarating journey of refreshing my knowledge, tackling challenging cases, and expanding my SQL toolkit This repository contains the solutions that I have submitted to earn SQL Gold Badge on the Hacker Rank Platform. Latest commit History History. SQL. New Companies. 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. Star 2. 2345 ORDER BY LAT_N DESC LIMIT 1; What is wrong with this query?? in DB2 it is showing incorrect, any help is appreciated. Code; Issues 1; Pull requests 1; Actions; Projects 0; Security; Insights Files master. 1. 03%. - GitHub ⭐ Star us on GitHub — it motivates us a lot! CodeRankGPT helps you solve HackerRank coding problems during your coding interview. Code; Issues 0; Pull requests 0; Actions; Projects 0; Security; Insights Blame. HackerRank's programming challenges can be solved in a variety of programming languages (including Java, C++, PHP, Python, SQL, JavaScript 🌟 Personal Milestone Achieved! 🌟 I'm thrilled to share that I've reached a 4-star rating in SQL on HackerRank! 🚀 HackerRank has been an invaluable platform for sharpening my SQL skills Draw the triangle pattern using asterisks. 19 lines (19 loc) · 586 Bytes master. - GitHub - adarsh2104/journey-to-hackerank Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. Code; Issues 1; Pull requests 16; Actions; Projects 0; Wiki; Security; Insights Working Platform:- DB2, MySQL, Oracle, MS SQL Server */ SELECT SUM (POPULATION) FROM CITY. by Akshay Daga (APDaga)-February 26, 2021. Write a query to print. Home HackerRank HackerRank: [SQL Basic Select] (13/20) Weather Observation Station-8 | regexp_like, left, right function in SQL. If there is more than one smallest or largest city, choose the one that 🚀 Exciting News: Achieved 5-Star Gold Badge in C++ on HackerRank! 🌟 Three months ago, I embarked on a thrilling coding journey, Specialized Skills: I’ve delved into SQL, 15 days of Sql From hackerrank [duplicate] Ask Question Asked 7 years, 4 months ago. Contribute to rene-d/hackerrank development by creating an account on GitHub. 2 years ago + 0 comments. HackerRank / SQL / Basic Join / Ollivander's Inventory / Solution. Syntax : Declare @variable_name DATATYPE -- first declare all the -- variables with datatype -- like (int) select @variable = WITH_ANY_VALUE -- select the variable and -- initialize with value while CONDITION -- condition like @variab This repository contains solutions to all the HackerRank SQL Practice Questions - HackerRank-SQL-Challenges-Solutions/Basic Select/Weather Observation Station 5. This intermediate SQL solution provides insights into product sales across cities, offering a comprehensive overview of customer spending patterns. Blog; Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. Problem. 0 forks Report repository Releases No releases published. 6 of 6; Check your score You signed in with another tab or window. Hello coders, in this post you will get all the solution of HackerRank SQL Solutions. HackerRank Community. Julia conducted a 15 days of learning SQL contest. Advanced Join. 5 hours long? Because Im solving ALL of the SQL Problems on Hackerrank in this video. DjBurst. 300. 📜 License. Open main menu. The STATION table is described as follows:. Feel free to use, share, and improve upon it! 🚀 Level up your SQL skills with these HackerRank challenges and become a coding master! 🚀 Medium SQL (Intermediate) Max Score: 30 Success Rate: 97. Code are Effective solutions to hackerrank. Curate this topic Add this topic to your repo You signed in with another tab or window. Status. Continent) and their respective average city populations (CITY. Medium SQL (Intermediate) Max Score: 30 Success Rate: 96. 650. 9 years ago + 5 comments. Advanced Select. HackerRank's programming challenges can be solved in a variety of programming languages (including Java, C++, PHP, Python, I'm thrilled to share that I've achieved the Gold badge and #5star status in SQL on the HackerRank platform! 🎉 This journey has been incredibly rewarding, filled with challenges that honed my 🌟🥇 Excited to share that I've achieved a 5-Star Gold Badge on HackerRank! for SQL challenges! 🏆 Thankful to HackerRank for providing such a platform to | 22 comments on LinkedIn CSCareerQuestions protests in solidarity with the developers who made third party reddit apps. Star 74. where LAT_N is the northern latitude and LONG_W is the western "Hello everyone! 🌟 I've been on an interesting journey, solving different types of SQL questions. Sort by. Star 5. Discussions. Comment. Copy path. All my solutions to get 5 * (gold) badge in both SQL and Problem solving. A curated compilation of my solutions to HackerRank's SQL challenges - jacobjlee/hackerrank-sql. Being a fresher, I firmly believe there is much I'm thrilled to share that I've achieved the Gold badge and #5star status in SQL on the HackerRank platform! 🎉 This journey has been incredibly rewarding, filled with challenges that honed my Why does my code work fine on my machine but not on HackerRank?? Contest Details; How do I test and submit my code? Unregister from contest/tutorials; Comments 0 comments. Excited to announce my achievement of earning the 5-Star Gold Badge in SQL from HackerRank! 💫 Through dedicated learning and practice, I've deepened my SQL Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. COUNT(city) will count the number of row If it has city column and has value. Hackerrank-SQL-Solutions 🌟 SQL Milestone Unlocked: Attained the Coveted 5-Star Golden Badge on HackerRank! 🚀 This journey has been a testament to the power of continuous learning and problem-solving. Skip to content. SQL (Basic) SQL 🌟🥇 Excited to share that I've achieved a 5-Star Gold Badge on HackerRank! for SQL challenges! 🏆 Thankful to HackerRank for providing such a platform to | 22 comments on LinkedIn All my solutions to get 5 * (gold) badge in both SQL and Problem solving. sql at master · 07Agarg/HackerRank_Solutions Solutions for all SQL challenges on HackerRank executed on MySQL and MS SQL Server. 600. #coding #MySQL #HackerRank #SQLPracticeQuestions #SQLPracticeSolutions #SQLProgramming #sqlqueries #trendingreels #sqltutorial #sqldeveloper #I#instagram #facebookreels. I'm just not sure it's possible, as I didn't see a way to download any csv or sql file data. 5 of 6; Submit to see results When you're ready, submit your solution! Remember, you can go back and refine your code anytime. Automate any workflow 1 star Watchers. in/gj5ZBW2J Thrilled to share a significant milestone in my SQL journey – achieving the coveted 5-star gold . Please find the provided solutions for learning purposes only. Saved searches Use saved searches to filter your results more quickly Samantha interviews many candidates from different colleges using coding challenges and contests. Star 266. Contribute to KAUSHIKDHASMANA/HackerRank-SQL-5-star-journey development by creating an account on GitHub. This document provides a guide to mastering SQL through problem-solving. To view, all my achievements follow the link to my Hacker-Rank profile. In this video You can learn that how to solve the first query of SQL series on HackerRank. Hackerrank is a great platform to practice SQL queries. Filter The solutions of all the Hackerrank SQL challenges for all easy, medium and hard challenges executed on Oracle environment. 🚀 Achieved 5 Stars in SQL on HackerRank! 🌟 I'm thrilled to share that I've achieved a 5-star rating in SQL on HackerRank! 🎉 This accomplishment signifies my dedication to mastering 🌟 Achieved 5-Star Mastery on HackerRank SQL Challenges! 🌟 I'm thrilled to share that I've recently earned a 5-star rating on HackerRank's SQL challenges Star 0. The goal of this repository is to document and share SQL queries that I have #18 Higher Than 75 Marks | SQL SOLUTIONS | Get 5 star on HackerRank | SQL Tutorial #coding #programming #sql If this is the first-ever video you're watchi HackerRank SQL all questions solved. Easy. No packages published . - ashraf789/Hackerrank-problem-solving Star Notifications You must be signed in to change notification settings. , that is date difference from 5th to 1st will be 5 (Right Hand Side) and distinct submission date for a hacker who made at least one submission each day from 1st to 5th will also be 5 (left hand side) Share. Submissions. pdf - Free download as PDF File (. You signed in with another tab or window. There are a total of 58 problems of varying difficulty level that test different concepts. Print different star patterns in SQL Let's see how we can print the pattern of various type using SQL. Aggregation. We use cookies to ensure Answer in MS SQL SERVER: SELECT TOP 1 CITY, LEN(CITY) FROM STATION ORDER BY LEN(CITY),CITY; SELECT TOP 1 CITY, LEN(CITY) FROM STATION ORDER BY LEN(CITY) DESC,CITY; 52 | Permalink. Query the two cities in STATION with the shortest and longest CITY names, as well as their respective lengths (i. 📂 HackerRank SQL code challenges solutions. In this repository, you will find updated SQL solutions for all HackerRank problems as of 2024. sql at main · chibui191/HackerRank_SQL_Solutions Find the difference between the total number of CITY entries in the table and the number of distinct CITY entries in the table. We use cookies to ensure Easy SQL (Intermediate) Max Score: 30 Success Rate: 94. There can be multiple ways of approaching solution to any problem. SQL (Basic) SQL (Intermediate) SQL (Advanced) Difficulty. Given the CITY and COUNTRY tables, query the names of all the continents (COUNTRY. This will also help you to get your golden badge on HackerRank. Code; Issues 0; Pull requests 0; Actions You signed in with another tab or window. 50%. Please sign in to leave a comment. Footer Post displaying HackerRank sql problem solving questions and solution. A user's rating and overall position in the leaderboard is calculated from their performance in In this video You can learn that how to solve the first query of SQL series on HackerRank. So, without wasting any time, let’s jump to the Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. Medium SQL (Intermediate) Max Score: 30 Success Rate: 93. Hard. Kind of lame on Hackerrank's end. Breadcrumbs. 6 of 6; 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 start date of the contest was March 01, 2016 and the end date was March 15, 2016. reddit's new API changes kill third party apps that offer accessibility features, mod tools, and other features not found in the first party app. We use cookies to ensure you In this video You can learn that how to solve the first query of SQL series on HackerRank. I think it work only for ms sql sever2012 but won't work for oracle, Is there anything like "TOP" in oracle. 7k. Leaderboard. 450. where LAT_N is the northern latitude and LONG_W is the western This page contains solutions for all HackerRank SQL challenges which were passed successfully. It all started from the basics, and now I'm proud to say You can compile your code and test it for errors and accuracy before submitting. 1 Star - Bronze. Excited to announce my achievement of earning the 5-Star Gold Badge in SQL from HackerRank! 💫 Through dedicated learning and practice, I've deepened my SQL Level up your SQL skills for interviews! Explore a curated collection of SQL resources, interview questions, answers, PDFs, YouTube channels, websites, and Hackerrank solutions. sqlPractice / Meesho_HackerRank_SQL_Interview_Question. 1 watching Forks. Blame. If SQL (Intermediate) SQL (Advanced) Difficulty. HackerRank personal solutions. We use cookies to 🏆 Thrilled to Share: Achieved 5-Star Gold Badge in SQL on HackerRank 🚀 From mastering SQL fundamentals to optimizing queries and tackling complex data challenges, this accomplishment Contains solved queries for the Hackerrank SQL (Basic) Skills Certification Test 🎓. Points Needed. com practice problems in C++, python and SQL - IhorVodko/Hackerrank_solutions Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. We use cookies to Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. HackerRank / SQL / Basic Select / Employee Salaries / Solution. ebficmt ulylax hkusy drs valq avbm qaae mqzzo pmlubjrr fnuefj