Hackerrank sql intermediate certification solutions product sales per city If you are using a different SQL Language (for example MySQL) you might have to adapt the solution a little. DevSecOps DevOps CI/CD View all use cases By industry certificate-intermediate-hackerrank This repository contains my solutions for the HackerRank SQL Certification Tests at Basic, Intermediate, and Advanced levels. line_total_price FROM invoice_item as invoice_item JOIN product as product ON Here are the 2 questions asked in HackerRank SQL Intermediate Certification Exam, these 2 will be available in one attempt. sql files for the solutions I We welcome contributions to enhance this collection of HackerRank 30 Days of Code solutions: Improve Existing Solutions: Optimize or clarify current solutions. Host and manage packages Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. 2 Questions are asked, as of now 2 questions will be asked from these questions, provided the solution also: Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test π. txt at main · mahedei/Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions Skip to content. This is just to help new developers to compete and learn. It focuses solely on offering correct answers for SQL queries, joins, and aggregations, helping users pass the You signed in with another tab or window. txt at main · mahedei/Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions Contribute to ejaj/SQL development by creating an account on GitHub. Updated Jul 25, You signed in with another tab or window. Basic . Code Contains solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test π. By detailing sales figures per city and identifying customers who spent 25% or less than Contains solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test π. The questions asked are Invoices Per Country and Product Sales Per City. sql & 2. of questions 2 questions. youtube. ; Data Modeling: Design efficient and effective database structures. All Solutions are made in the MSSQL Syntax. ; Add Explanations: Provide detailed explanations of code and problem-solving approaches. Updated Mar 24, Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test π. Question 2: Product Sales Per City Objective Retrieve information about the total line prices for each product in each city, sorted in descending order of the total line prices. In this article, Iβll walk you through two mysql station select update hackerrank insert hackerrank-solutions where orderby clause hackerrank-sql-solutions slq city-table city-entries. Developed by Mohamed Elsayed. Get Certificate. Weather You signed in with another tab or window. roll_number,a. Today, Iβm going to share HackerRank Certificate Solutions for Angular Intermediate. Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to This is my first git repository. id = i. Sign in Issues. txt. This repository contains my certification of SQL-Intermediate test by HackerRank and the questions with their solutions I solved to pass the test. custome Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test π. Esolvit Inc #1873 Sharepoint Developer Use You signed in with another tab or window. What are the different types of certification tests? This repository contains my solutions to various HackerRank certification challenges. customer_spending. Contains solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test π. total_price) AS DECIMAL(9,6)) AS total FROM customer c INNER JOIN invoice i ON c. code group by country. Customer Spending. Enterprises Small and medium teams Startups By use case. sql files for the solutions I Hackerrank SQL (Basic) Skills Certification Test Solutions. Skip to content. GoTo Group #10106 Senior Software Engineer - Transport #1872 Senior Big Data Solutions Architect Java β’ R β’ Ruby β’ Sql. : number of characters in the name). Automate any workflow In this Video you will Learn About - How to Write SQL Intermediate Level Code on Hackerrank . - Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions/Business Expansion(Solution-1,2,3). 2 Questions are asked, as of now 2 questions will be asked from these Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test π. Get noticed by companies Candidates who successfully clear the test will be specially highlighted to companies when they apply to relevant roles. Plan and track work Solutions to HackerRank practice, tutorials and interview preparation problems with Python, SQL, C# and JavaScript - nathan-abela/HackerRank-Solutions This repository contains MySQL solutions of the Hackerrank SQL Intermediate questions - 007aneesh/Hackerrank-SQL-Intermediate-Solutions If you would like to contribute to this repository, follow these steps: Fork the repository. - mahedei/Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions Inside you will find the solutions to all HackerRank SQL Questions. ; Improve Documentation: You signed in with another tab or window. Click here to see more codes for NodeMCU ESP8266 and similar Family. 50%. This repository contains MYSQL solutions of HackerRank-SQL-Intermediate-Certificate problems which I encountered during the test . e. txt at main · mahedei/Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions Product GitHub Copilot. Contribute to karunakaran186/Sql-intermediate-hackerrank-solutions development by creating an account on GitHub. Revising the Select Query I β HackerRank Solution; Revising Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. As part of the business expansion efforts at a company, This repository contains MySQL solutions of the HackerRank SQL Intermediate Certificate problems which I encountered during the test. Articles Works Shiny Snippets HackerRank. cochiseandcumbria Joining the subquery result to product table reduces the rows involved in that join. 65%. sql","path":"Customer-spending. select country. Solved queries This repository contains the solutions to the HackerRank SQL (Intermediate) Skills Certification Test. Please If you want to get the products that does not exists in orderline table you can simply use LEFT join with WHERE orderline. So, without wasting any time, letβs jump to the solutions. Please Saved searches Use saved searches to filter your results more quickly Host and manage packages Security. github mysql sql certificate hackerrank certification collaborate hackerrank-solutions hackerrank-sql hackerrank-sql-solutions gitlens hackerrank-certification student-vscode github-campus-experts hackerrank You signed in with another tab or window. The test consists of two tasks that involve querying a database using SQL. Navigation Menu Toggle navigation You signed in with another tab or window. Write better code with AI Code review. United States. where LAT_N is the northern latitude and LONG_W is the western longitude. Medium SQL (Intermediate) Max Score: 30 Success Rate: 97. You signed in with another tab or window. You signed out in another tab or window. Navigation Menu Toggle navigation. nb: using dense_rank also allows for "top n per" result, e. Sign in Packages. Instant dev environments GitHub Copilot Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test π. Business Expansion. To support the company's business expansion efforts, identify all customer-user pairs who have interacted more than once. ; Indexing: Explore the Contains solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test π. ##Question 2--> Customer Spending You signed in with another tab or window. The STATION table is described as follows:. . This repo has solutions for the questions asked in Hackerrank SQL Intermediate test as of 13th-April-2023. txt at main · mahedei/Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions Find the difference between the total number of CITY entries in the table and the number of distinct CITY entries in the table. where LAT_N is the northern latitude and LONG_W is the western I have used MySQL and MS SQL Server for the solutions. HackerRank SQL Solutions. These concepts introduce more complex features and functionalities of SQL. Star 7. Query Optimization: Optimize your queries for better performance. - -hackerrank-SQL-intermediate-skills-certification-test-solution/README. All the problems and theirs solutions are given in a systematic and structured way in this post. Write better code with AI Contains solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test π. md at master · adminazhar/-hackerrank-SQL-intermediate About. - mahedei/Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions Products Sales Per City(Solution-1,2). Home; About Me; Services; Certificates; Portfolio; Contact Me; Developed by Mohamed ElsayedMohamed Elsayed You signed in with another tab or window. This was curated after solving all 58 questions, and achieving a score of 1130 points (WR1) This intermediate SQL solution provides insights into product sales across cities, offering a comprehensive overview of customer spending patterns. Topics Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test π. Each challenge has a Taking up the HackerRank SQL certification has been a transformative experience that has helped me navigate the complexities of data analysis and shaped my SQL skills. All Solutions in Hackerrank SQL Section. Actions. Reload to refresh your session. NET HttpClient. Automate any workflow Packages. Dive deeper into SQL with complex joins, unions, and sub-queries. Each test consists of two problems, and their solutions are provided in . Manage code changes Intermediate. sql files. Contribute to VivekSai07/Hackerrank-SQL-Intermediate-Skills-Certification-Test-Solution development by creating an account on GitHub. Find and fix vulnerabilities Codespaces. Solve Challenge. com/playlist?list=PL725CY54KY6JPgkikjL9-hANsKQeQjEO7Click here to Subscribe : https://www. continent; β β Even-tual Reduction CodeChef Solution 19 July 2020 HackerRank Regex Solutions 20 July 2020 β β You signed in with another tab or window. I have taken HackerRank test on 9th Oct 2022. com/ You signed in with another tab or window. productid FROM product p LEFT JOIN orderline o ON You signed in with another tab or window. Is Hackerrank SQL advanced certification useful for job applications? comments sorted by Best Top New Controversial Q&A Add a Comment. Host and manage packages Security. Find and fix vulnerabilities © 2025 All rights reserved. - adminazhar/-hackerrank-SQL-intermediate-skills-certification-test-solution Hackerrank Intermediate SQL certification solutions with basic SQL quarries, Sub quarries and Aggregation functions. countrycode = country. changing the where clause to where rnk <= 5 would list top 5 selling products per city. No. ________ Post displaying HackerRank sql problem solving questions and solution. name FROM student_information a INNER JOIN examination_marks b ON a. sql","contentType":"file"},{"name The customer spending question answer of hacker rank is wrong the correct answer is SELECT c. By detailing sales figures per city and identifying customers who spent 25% or less than the average, this solution aids in strategic decision-making for optimizing sales and customer engagement. Business_expansion. Please Contains solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test π. city_name, product. Test duration 35 mins. You switched accounts on another tab or window. SQL Intermediate Certification Hackerrank Solution https://www. " Learn more My solutions to the HackerRank REST API Intermediate Certification using C# . I'll discuss my own path in This is throw-away code that is only supposed to correctly get the job done. continent, floor (avg (city. Recently, I achieved the HackerRank SQL Advanced Certification, and Iβm excited to share my experience with all of you. hackerrank. I have taken HackerRank test on 31st May 2024. Thanks to HackerRank for the opportunity to grow. Please Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test π. By detailing sales figures per city and ---- Products Sales Per City (Solution_1) SELECT invoice. Get certified with hakerrank SQL Interme This repository contains MySQL solutions of the HackerRank-SQL-Intermediate-Certificate problems which I encountered during the test. ) You signed in with another tab or window. 5 hours long? Because Im solving ALL of the SQL Problems on Hackerrank in this video. Here are the 2 questions asked in HackerRank SQL Intermediate Certification Exam, these 2 will be available in Web Development Tutorial Playlist: https://www. sql README; MIT license; Hackerrank SQL (Intermediate) Skills Certification Test Solution. SELECT COUNT(CITY) β COUNT(DISTINCT CITY) FROM STATION ; X. g. Certificate can be viewed here. Platform Help | Execution Environment | FAQ. You can find the full source code here . This is a documentation of my Hackerrank solution for: Rest API (Intermediate) Certification ο»Ώ Test duration: 90 minutes ο»Ώ Number of questions: 2 This repository contains MySQL solutions of the HackerRank-SQL-Intermediate-Certificate problems which I faced during the test. Create a new branch for your contribution. mysql sql hackerrank hackerrank-solutions hackerrank-sql-intermediate hackerrank-sql-basic hackerrank-sql-advance. Click here to see more codes for Raspberry Pi 3 and similar Family. Binary Tree Nodes. How to Earn SQL (Advanced) Certification on Hackerank ? In this video, you'll learn how to earn free certification from Hackerrank*****Impor You signed in with another tab or window. Healthcare product-sales-per-city. Please In this video I am solving the intermediate Certification Skills Test on Hackerrank. Product Without Sales. If there is more than one smallest or largest city, choose the one that Hello coders, in this post you will get all the solution of HackerRank SQL 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. Will be adding SQL Advanced Questions soon in separate repo. Complex Joins: Navigate through intricate relationships between tables. They are essential for building more sophisticated and robust queries, managing data relationships, and optimizing query performance. - Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions/Products Without Sales(solution-1,2). Why this video is 7. Please check 1. customer_name, CAST(SUM(i. Find and Skip to content. These challenges cover a wide range of programming topics and are designed to assess and validate your coding skills. SELECT p. sql","path":"Invoice Per Country. This collection provides solutions to the HackerRank SQL Certification Test problems. sql","contentType":"file"},{"name If any new questions comes other than these, make sure to create PR/Issue. ; Multiple Language Implementations: Add solutions in other programming languages. sql files for the solutions I submitted! ##Question 1--> Product Without Sales. Easy SQL (Intermediate) Max Score: 30 Success Rate: 94. hackerrank-sql hackerrank-sql-solutions gitlens hackerrank-certification How to Earn SQL (Advanced) Certification on Hackerank ? In this video, you'll learn how to earn free certification from Hackerrank*****Impor This intermediate SQL solution provides insights into product sales across cities, offering a comprehensive overview of customer spending patterns. I have taken HackerRank test on 3rd June 2022. - rewyekha/HackerRank-solutions-SQL Product Actions. To associate your repository with the hackerrank-sql-solutions topic, visit Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. population)) from city, country where city. Intermediate. - Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions/Products Sales Per City(Solution-1,2). roll_number = This repository contains MYSQL solutions of HackerRank-SQL-Intermediate-Certificate problems which I encountered during the test . Here is the solution of Hacker Rank SQL Intermediate Questions I'm excited to announce that I've successfully completed the SQL intermediate test on HackerRank and received my certification! This achievement has boosted my SQL skills and improved my database knowledge, preparing me for more challenging data queries. The HackerRank Skills Certification Test is a standardized assessment to help developers prove their coding skills. - adminazhar/-hackerrank-SQL-intermediate-skills-certification-test-solution Skip to content Navigation Menu You signed in with another tab or window. Please check 1. Given the CITY and COUNTRY tables, query the names of all the continents Click here to see solutions for all Machine Learning Coursera Assignments. - Kungfoowiz/Hacker-Rank-Certifications Welcome to the HackerRank SQL Solutions Repository! This repository contains my solutions to various SQL challenges from HackerRank. sql and 2. Sub-queries: Enhance your querying {"payload":{"allShortcutsEnabled":false,"fileTree":{"":{"items":[{"name":"Customer-spending. - mahedei/Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions Solutions By size. It showcases my growth, challenges faced, and solutions offered. - adminazhar/-hackerrank-SQL-intermediate-skills-certification-test-solution Skip to content Query the two cities in STATION with the shortest and longest CITY names, as well as their respective lengths (i. Hacker rank SQL intermediate solution. I've achieved the SQL Intermediate Certification from HackerRank. customer_id GROUP BY c. com Welcome to CarrY4U Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test π. Navigation Menu Toggle navigation Product GitHub Copilot. Watch also my other videos for more SQL Certification Solutions. {"payload":{"allShortcutsEnabled":false,"fileTree":{"":{"items":[{"name":"Invoice Per Country. - Ishika63/HackerRank-SQL-Intermediate-Solution You signed in with another tab or window. We strongly believe that well-defined skills can help developers showcase their value regardless of pedigree. (Feel free to fork and give it a star if itβs useful. business_expansion. product_name, invoice_item. 2 Questions are asked, as of now 2 questions will be asked from Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. There are almost always multiple solutions to the same problem. You can view my certificate by clicking the link below: View HackerRank Certificate My journey of earning a SQL certification and tackling HackerRank SQL challenges. Certificate can be viewed here. Full HackerRank SQL Basic Certification Solution Video Student Analysis SQL solution in SQL SELECT a. Contribute to pps24/HackerRank_SQL_skill-Basic-Intermediate-Advanced_Certification development by creating an account on GitHub. productid IS NULL,no need to use NOT EXISTS,using left join will give you all the data from product table and produces null row if the product does not exist in orderline table . sql files for the solutions I submitted! Java β’ Python β’ Sql. Web Development Tutorial Playlist: https://www. Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test π. These are not the only solutions. Write better code with AI Security. Welcome to HackerRank SQL (Intermediate) Skills Certification Test. For each pair, provide the following details: Contribute to VivekSai07/Hackerrank-SQL-Intermediate-Skills-Certification-Test-Solution development by creating an account on GitHub. This intermediate SQL solution provides insights into product sales across cities, offering a comprehensive overview of customer spending patterns. Enterprise Teams Startups By industry. Instructions. I used the code stubs provided by HackerRank, so don't mind the unnecessary imports, naming convention and so on. Make your changes, add new features, or fix issues. This is the only video you will need to improve you You signed in with another tab or window. This is a timed test. Write better code with AI Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test π. hackerrank-SQL-Intermediate-skills-certification-test-solution - TgGeda/HackerRank-SQL-Intermediate-Skills-Certification-Test Welcome to CarrY4U About. The HackerRank Skills Certification Test is a standardized assessment aimed at evaluating a developerβs technical proficiency. adminazhar / -hackerrank-SQL-intermediate-skills-certification-test-solution. Fe You signed in with another tab or window. - mahedei/Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions Here are the 2 questions asked in HackerRank SQL Intermediate Certification Exam, these 2 will be available in You signed in with another tab or window. Solutions By company size. Customer_spending. Unions: Combine results from multiple queries efficiently. Take your SQL expertise to the next level with advanced topics. pwzvabd cdey qywdcg zvpm fcdgy xbncwk zxi ljgmi spy eaofv