Hackerrank sql intermediate certification solutions product sales per city. You signed out in another tab or window.

Hackerrank sql intermediate certification solutions product sales per city. Solutions By company size.

Hackerrank sql intermediate certification solutions product sales per city 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. Easy SQL (Intermediate) Max Score: 30 Success Rate: 94. hackerrank. Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to This is my first git repository. United States. Certificate can be viewed here. Skip to content. code group by country. ; Improve Documentation: You signed in with another tab or window. Please Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test πŸŽ“. custome Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test πŸŽ“. Create a new branch for your contribution. continent; ← β†’ Even-tual Reduction CodeChef Solution 19 July 2020 HackerRank Regex Solutions 20 July 2020 β†’ ← You signed in with another tab or window. Esolvit Inc #1873 Sharepoint Developer Use You signed in with another tab or window. Find and fix vulnerabilities Codespaces. 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. com Welcome to CarrY4U Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test πŸŽ“. 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. - -hackerrank-SQL-intermediate-skills-certification-test-solution/README. Sign in Packages. name FROM student_information a INNER JOIN examination_marks b ON a. Thanks to HackerRank for the opportunity to grow. md at master · adminazhar/-hackerrank-SQL-intermediate About. youtube. Get noticed by companies Candidates who successfully clear the test will be specially highlighted to companies when they apply to relevant roles. Host and manage packages Security. 5 hours long? Because Im solving ALL of the SQL Problems on Hackerrank in this video. You can find the full source code here . Please In this video I am solving the intermediate Certification Skills Test on Hackerrank. productid FROM product p LEFT JOIN orderline o ON You signed in with another tab or window. Revising the Select Query I – HackerRank Solution; Revising Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. Automate any workflow Packages. Medium SQL (Intermediate) Max Score: 30 Success Rate: 97. Fe You signed in with another tab or window. . Contains solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test πŸŽ“. sql","path":"Customer-spending. It showcases my growth, challenges faced, and solutions offered. Complex Joins: Navigate through intricate relationships between tables. - Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions/Products Sales Per City(Solution-1,2). To support the company's business expansion efforts, identify all customer-user pairs who have interacted more than once. cochiseandcumbria Joining the subquery result to product table reduces the rows involved in that join. Binary Tree Nodes. - adminazhar/-hackerrank-SQL-intermediate-skills-certification-test-solution Skip to content Navigation Menu You signed in with another tab or window. SQL Intermediate Certification Hackerrank Solution https://www. 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. 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. - Kungfoowiz/Hacker-Rank-Certifications Welcome to the HackerRank SQL Solutions Repository! This repository contains my solutions to various SQL challenges from HackerRank. 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. Articles Works Shiny Snippets HackerRank. Solved queries This repository contains the solutions to the HackerRank SQL (Intermediate) Skills Certification Test. 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 . customer_name, CAST(SUM(i. Navigation Menu Toggle navigation. - mahedei/Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions Products Sales Per City(Solution-1,2). Actions. - Ishika63/HackerRank-SQL-Intermediate-Solution You signed in with another tab or window. I have taken HackerRank test on 31st May 2024. sql","contentType":"file"},{"name The customer spending question answer of hacker rank is wrong the correct answer is SELECT c. roll_number,a. Please Contains solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test πŸŽ“. 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. Certificate can be viewed here. hackerrank-SQL-Intermediate-skills-certification-test-solution - TgGeda/HackerRank-SQL-Intermediate-Skills-Certification-Test Welcome to CarrY4U About. This is just to help new developers to compete and learn. I'll discuss my own path in This is throw-away code that is only supposed to correctly get the job done. Here are the 2 questions asked in HackerRank SQL Intermediate Certification Exam, these 2 will be available in Web Development Tutorial Playlist: https://www. 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. 65%. Basic . Contribute to karunakaran186/Sql-intermediate-hackerrank-solutions development by creating an account on GitHub. Enterprises Small and medium teams Startups By use case. 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. SELECT COUNT(CITY) β€” COUNT(DISTINCT CITY) FROM STATION ; X. I have taken HackerRank test on 9th Oct 2022. You signed in with another tab or window. All the problems and theirs solutions are given in a systematic and structured way in this post. product_name, invoice_item. of questions 2 questions. Manage code changes Intermediate. sql and 2. Reload to refresh your session. The questions asked are Invoices Per Country and Product Sales Per City. By detailing sales figures per city and ---- Products Sales Per City (Solution_1) SELECT invoice. Each test consists of two problems, and their solutions are provided in . HackerRank SQL Solutions. city_name, product. Take your SQL expertise to the next level with advanced topics. Web Development Tutorial Playlist: https://www. " Learn more My solutions to the HackerRank REST API Intermediate Certification using C# . Watch also my other videos for more SQL Certification Solutions. nb: using dense_rank also allows for "top n per" result, e. ) You signed in with another tab or window. Full HackerRank SQL Basic Certification Solution Video Student Analysis SQL solution in SQL SELECT a. sql files for the solutions I submitted! ##Question 1--> Product Without Sales. Instant dev environments GitHub Copilot Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test πŸŽ“. 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. Hacker rank SQL intermediate solution. txt at main · mahedei/Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions Skip to content. sql","contentType":"file"},{"name If any new questions comes other than these, make sure to create PR/Issue. Instructions. com/playlist?list=PL725CY54KY6JPgkikjL9-hANsKQeQjEO7Click here to Subscribe : https://www. Please check 1. This intermediate SQL solution provides insights into product sales across cities, offering a comprehensive overview of customer spending patterns. ________ Post displaying HackerRank sql problem solving questions and solution. Solve Challenge. I used the code stubs provided by HackerRank, so don&#39;t mind the unnecessary imports, naming convention and so on. Why this video is 7. Intermediate. 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. 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 πŸŽ“. This repository contains MYSQL solutions of HackerRank-SQL-Intermediate-Certificate problems which I encountered during the test . Write better code with AI Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test πŸŽ“. In this article, I’ll walk you through two mysql station select update hackerrank insert hackerrank-solutions where orderby clause hackerrank-sql-solutions slq city-table city-entries. - Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions/Business Expansion(Solution-1,2,3). Business Expansion. The test consists of two tasks that involve querying a database using SQL. - rewyekha/HackerRank-solutions-SQL Product Actions. Write better code with AI Code review. 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 πŸŽ“. : number of characters in the name). Query Optimization: Optimize your queries for better performance. Click here to see more codes for NodeMCU ESP8266 and similar Family. Solutions By company size. 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. countrycode = country. e. Star 7. Home; About Me; Services; Certificates; Portfolio; Contact Me; Developed by Mohamed ElsayedMohamed Elsayed You signed in with another tab or window. Enterprise Teams Startups By industry. GoTo Group #10106 Senior Software Engineer - Transport #1872 Senior Big Data Solutions Architect Java β€’ R β€’ Ruby β€’ Sql. These concepts introduce more complex features and functionalities of SQL. sql","path":"Invoice Per Country. changing the where clause to where rnk <= 5 would list top 5 selling products per city. Customer_spending. g. NET HttpClient. Will be adding SQL Advanced Questions soon in separate repo. total_price) AS DECIMAL(9,6)) AS total FROM customer c INNER JOIN invoice i ON c. No. You signed out in another tab or window. I've achieved the SQL Intermediate Certification from HackerRank. This collection provides solutions to the HackerRank SQL Certification Test problems. roll_number = This repository contains MYSQL solutions of HackerRank-SQL-Intermediate-Certificate problems which I encountered during the test . continent, floor (avg (city. txt at main · mahedei/Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions Contribute to ejaj/SQL development by creating an account on GitHub. 2 Questions are asked, as of now 2 questions will be asked from these Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test πŸŽ“. Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test πŸŽ“. You switched accounts on another tab or window. Updated Jul 25, You signed in with another tab or window. Business_expansion. The HackerRank Skills Certification Test is a standardized assessment to help developers prove their coding skills. adminazhar / -hackerrank-SQL-intermediate-skills-certification-test-solution. The HackerRank Skills Certification Test is a standardized assessment aimed at evaluating a developer’s technical proficiency. Test duration 35 mins. - mahedei/Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions Inside you will find the solutions to all HackerRank SQL Questions. Get Certificate. Code Contains solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test πŸŽ“. We strongly believe that well-defined skills can help developers showcase their value regardless of pedigree. Find and fix vulnerabilities © 2025 All rights reserved. What are the different types of certification tests? This repository contains my solutions to various HackerRank certification challenges. sql README; MIT license; Hackerrank SQL (Intermediate) Skills Certification Test Solution. (Feel free to fork and give it a star if it’s useful. - 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. Contribute to pps24/HackerRank_SQL_skill-Basic-Intermediate-Advanced_Certification development by creating an account on GitHub. Dive deeper into SQL with complex joins, unions, and sub-queries. 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. Given the CITY and COUNTRY tables, query the names of all the continents Click here to see solutions for all Machine Learning Coursera Assignments. population)) from city, country where city. Healthcare product-sales-per-city. com/ You signed in with another tab or window. customer_spending. - Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions/Products Without Sales(solution-1,2). - mahedei/Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions Solutions By size. 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. So, without wasting any time, let’s jump to the solutions. Developed by Mohamed Elsayed. 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. 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. Please If you want to get the products that does not exists in orderline table you can simply use LEFT join with WHERE orderline. - adminazhar/-hackerrank-SQL-intermediate-skills-certification-test-solution Hackerrank Intermediate SQL certification solutions with basic SQL quarries, Sub quarries and Aggregation functions. Today, I’m going to share HackerRank Certificate Solutions for Angular Intermediate. ; Multiple Language Implementations: Add solutions in other programming languages. sql files for the solutions I submitted! Java β€’ Python β€’ Sql. They are essential for building more sophisticated and robust queries, managing data relationships, and optimizing query performance. {"payload":{"allShortcutsEnabled":false,"fileTree":{"":{"items":[{"name":"Invoice Per Country. Find and Skip to content. where LAT_N is the northern latitude and LONG_W is the western I have used MySQL and MS SQL Server for the solutions. SELECT p. Get certified with hakerrank SQL Interme This repository contains MySQL solutions of the HackerRank-SQL-Intermediate-Certificate problems which I encountered during the test. 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. These are not the only solutions. Customer Spending. These challenges cover a wide range of programming topics and are designed to assess and validate your coding skills. Welcome to HackerRank SQL (Intermediate) Skills Certification Test. Updated Mar 24, Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test πŸŽ“. This repo has solutions for the questions asked in Hackerrank SQL Intermediate test as of 13th-April-2023. Weather You signed in with another tab or window. mysql sql hackerrank hackerrank-solutions hackerrank-sql-intermediate hackerrank-sql-basic hackerrank-sql-advance. 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. Unions: Combine results from multiple queries efficiently. 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. select country. Sub-queries: Enhance your querying {"payload":{"allShortcutsEnabled":false,"fileTree":{"":{"items":[{"name":"Customer-spending. Please check 1. Product Without Sales. sql & 2. Platform Help | Execution Environment | FAQ. business_expansion. This is the only video you will need to improve you You signed in with another tab or window. txt. I have taken HackerRank test on 3rd June 2022. Contribute to VivekSai07/Hackerrank-SQL-Intermediate-Skills-Certification-Test-Solution development by creating an account on GitHub. Write better code with AI Security. Automate any workflow In this Video you will Learn About - How to Write SQL Intermediate Level Code on Hackerrank . The STATION table is described as follows:. 50%. Navigation Menu Toggle navigation Product GitHub Copilot. 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. sql files for the solutions I Hackerrank SQL (Basic) Skills Certification Test Solutions. Is Hackerrank SQL advanced certification useful for job applications? comments sorted by Best Top New Controversial Q&A Add a Comment. All Solutions in Hackerrank SQL Section. where LAT_N is the northern latitude and LONG_W is the western longitude. Navigation Menu Toggle navigation You signed in with another tab or window. For each pair, provide the following details: Contribute to VivekSai07/Hackerrank-SQL-Intermediate-Skills-Certification-Test-Solution development by creating an account on GitHub. Make your changes, add new features, or fix issues. 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. - 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. This is a timed test. All Solutions are made in the MSSQL Syntax. ; Data Modeling: Design efficient and effective database structures. There are almost always multiple solutions to the same problem. Topics Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test πŸŽ“. Write better code with AI Contains solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test πŸŽ“. Recently, I achieved the HackerRank SQL Advanced Certification, and I’m excited to share my experience with all of you. ; Indexing: Explore the Contains solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test πŸŽ“. If you are using a different SQL Language (for example MySQL) you might have to adapt the solution a little. Sign in Issues. Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. txt at main · mahedei/Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions Product GitHub Copilot. sql files. ; Add Explanations: Provide detailed explanations of code and problem-solving approaches. Click here to see more codes for Raspberry Pi 3 and similar Family. ##Question 2--> Customer Spending You signed in with another tab or window. id = i. 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. customer_id GROUP BY c. Please Saved searches Use saved searches to filter your results more quickly Host and manage packages Security. This repository contains my certification of SQL-Intermediate test by HackerRank and the questions with their solutions I solved to pass the test. zaxsm uorzpeoa wogm kcmz tqsq qovv hrcjxtgc bcnsfb fwowme tylre