Sales data for all customers and products hackerrank solution sql server. Customer Stories Partners Open Source GitHub Sponsors .

Sales data for all customers and products hackerrank solution sql server Thousands of customers across various industries trust HackerRank for tech recruiting. Solutions for all SQL challenges on HackerRank executed on MySQL and MS SQL Server. If you are using a different SQL Language (for example MySQL) you might have to Nov 25, 2024 · Q ue 1. The analysis covers multiple dimensions and provides actionable insights to improve sales performance and optimize operations. These solutions can Apr 22, 2021 · Click here to see solutions for all Machine Learning Coursera Assignments. Contains solved queries for the Hackerrank SQL (Basic) Skills Certification Test 🎓. Apr 13, 2023 · This repository contains my solutions to various SQL challenges on HackerRank, organized by categories and difficulty levels. SQL Solutions: Provides solutions to SQL challenges, focusing on query writing, database management, and optimization.  · cracking-the-coding-interview algorithm-challenges coding-challenges hackerrank-solutions hackerrank-java hackerrank-algorithms-solutions algorithms-and-data-structures 30-days-of-code hackerrank-challenges data-structures-and-algorithms hackerrank-implementation hackerrank-problem-solutions hackerrank-ctci hackerrank-practice hackerrank You signed in with another tab or window. 24–Oct 12, 2023 among a random sample of U. Write better code with AI hackerrank all solutions | hackerrank solutions for java | hackerrank video tutorial | hackerrank cracking the coding interview solutions | hackerrank data structures | hackerrank solutions algorithms | hackerrank challenge | hackerrank coding challenge | hackerrank algorithms solutions List Customer And Product Without Sale. It focuses solely on offering correct answers for SQL queries, joins, and aggregations, helping users pass the certification efficiently. Write better code with AI Security. We use cookies to ensure you have the Apr 23, 2023 · As a programmer, I enjoy working with SQL as it allows me to extract valuable insights from large datasets. The CountryCode for America is USA. 2. Find and fix vulnerabilities Customer Stories Partners Open Source GitHub Sponsors . Kaggle uses cookies from Google to deliver and enhance the quality of its services and to analyze traffic. Nov 1, 2024 · Dynamic Data Extraction: Practiced querying data with SQL to extract custom views for different business questions, such as top customers, and popular product categories. - adminazhar/-hackerrank-SQL-intermediate-skills-certification-test-solution Apr 1, 2023 · The questions asked are Invoices Per Country and Product Sales Per City in HackerRank SQL Intermediate Certification Exam and solution is Azhar Khan . This repository contains python solutions for some of the HackerRank problems from the SQL genre. Skills. The query should. sql union. Find and fix vulnerabilities Customer Stories Partners Executive Insights Open Source GitHub Sponsors The solutions of all the Hackerrank SQL challenges for all easy, medium and hard challenges executed on Easy SQL (Intermediate) Max Score: 30 Success Rate: 94. Source Code 4 In this solution, we use a RIGHT JOIN to combine rows from Sales and Product where the Oct 2, 2024 · AdventureWorks is an online retailer that sells Bikes and Biking related items such as bike parts, biking protective gear, articles of clothing, etc. import clr In this repo, you can find solutions to SQL questions on HackerRank. Dec 7, 2023 · The AdventureWorks2014 Sales Data Mart Project is a powerful data solution built on SQL Server and SQL Server Integration Services (SSIS). Solution. Articles Works Shiny Snippets Resume A median is defined as a number separating the higher half of a data set from the lower half. - qanhnn12/SQL-Hackerrank-Challenge-Solutions Oct 22, 2024 · This query joins the Sales and Products tables on the product_id column, groups the results by product name, and calculates the total sales revenue for each product. This collection serves as a useful resource for improving SQL skills and problem-solving techniques. Click here to see more codes for Raspberry Pi 3 and similar Family. sql at main · qanhnn12/SQL-Hackerrank-Challenge-Solutions Jun 4, 2023 · This solution has a runtime of 5329ms and it's faster than 46. For each employee, determine the number of hours worked during the weekends. Easy. The first 20-30 minutes is primarily on SQL followed by a business or product case. ^ Chegg survey fielded between Effective solutions to hackerrank. - adminazhar/hackerrank-SQL-basic-skills-certification-test-solution Sales Data for All Customers and ProductsWrite a query that will return sales details of all customers and products. 02%. Tables This collection provides solutions to the HackerRank SQL Certification Test problems. Each solution is designed to tackle a range of SQL problems, from basic queries to more complex database manipulation. Product Actions. sql at main · qanhnn12/SQL-Hackerrank-Challenge-Solutions Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test 🎓. Industry. These questions all test SQL and relational database skills, and are meant to be Jun 20, 2020 · where LAT_N is the northern latitude and LONG_W is the western longitude. The CITY table is described as follows: 2. Firstly, name the data source as ContosoBIDataSource at Name field in the NEW DATA SOURCE window. - Sushanth72/SQL-HackeRank-Solutions 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. Each link leads to the document containing both, the question statement and the answer, written in MS SQL Server (except for two short problems that were written in The analysis provided insights into sales performance, top-selling products, customer behavior, and sales trends. Role. Unsolved. We use cookies to Contains solved queries for the Hackerrank SQL (Basic) Skills Certification Test 🎓. Jun 15, 2024 · The solutions of all the SQL challenges for all easy, medium and hard challenges on HackerRank executed on MySQL environment compiled with helpful Resources & references related to the challenges. x), the exchange rate (e. - adminazhar/hackerrank-SQL-basic-skills-certification-test-solution This repository contains MySQL solutions of the HackerRank SQL Intermediate Certificate problems which I encountered during the test. Mar 29, 2024 · You signed in with another tab or window. - SQL-Hackerrank-Challenge-Solutions/Basic Join/Contest-Leaderboard. Contains solved Oct 11, 2023 · Saved searches Use saved searches to filter your results more quickly This repository contains my solutions to various SQL challenges on HackerRank, organized by categories and difficulty levels. Crack your coding interview and get hired. Need to show the following columns (3) using UNION to return: First SQL returns this list –> All customers who do not have an invoice 408 Questions select 315 Questions snowflake-cloud-data-platform 186 Questions sql 14440 Questions sql-server 3289 Questions sql-server-2008 220 Aug 12, 2022 · Below are seven examples of the kinds of problems a data scientist or software engineer might face during a technical interview. -- HackerRank Note:-- - MUST USE MS SQL SERVER To use CTEs with MySQL. HackerRank SQL Solutions. exchange_rate) and calculates a row number for each row. You signed out in another tab or window. May 28, 2024 · Explore 15 SQL Server exercises for beginners, each with a solution and explanation to boost your T-SQL querying skills Exercise: Select all data from the Cat table. SQL-Business-Expansion and 2. Explore and run machine learning code with Kaggle Notebooks | Using data from Sales and Customer data. Draw The Triangle 1. Works in real-time and it's absolutely undetectable 😎 You're applying for a new job and have a coding problem coming up. 50%. - adminazhar/-hackerrank-SQL-intermediate-skills-certification-test-solution Oct 28, 2023 · This repository contains the solutions to the HackerRank SQL (Intermediate) Skills Certification Test. In this repository, I have organized my solutions into different folders based on their focus of code. Sign in Product Actions. Each case study presents a real-world business scenario, and you are tasked with answering a series of questions using SQL queries. Medium. Easy SQL (Advanced) Max Score: 25 Success Rate: 96. The technical screen round is usually 45 minutes. Saved searches Use saved searches to filter your results more quickly Solutions for all SQL challenges on HackerRank executed on MySQL and MS SQL Server. The test consists of two tasks that involve querying a database using SQL. ROUND(SUM(ii. Nerves can peak during the programming test, and even experienced developers might blank You signed in with another tab or window. It efficiently extracts, transforms, and loads data from SQL Server into a star schema-based data model. Automate any workflow Packages. Each solution is crafted to address a specific SQL problem from the HackerRank SQL challenge set, covering Nov 7, 2022 · About. Aug 27, 2024 · This intermediate SQL solution provides insights into product sales across cities, offering a comprehensive overview of customer spending patterns. Solved. By detailing sales figures per city and Oct 11, 2023 · MahedeiHasan / Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions Public Notifications You must be signed in to change notification settings Fork 9 Write a query that will return sales details of all customers and products. In this project, we analyzed an Indian E-commerce store dataset from Kaggle, comprising 3 CSV files: List of Orders, Order Details, and Sales Target. Mar 31, 2024 · Inside you will find the solutions to all HackerRank SQL Questions. Topics Product GitHub Copilot. - mahedei/Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions Customer Stories Partners Executive Insights Open Source Nov 5, 2020 · Post displaying HackerRank sql problem solving questions and solution. inner join invoice on customer. line_total_price,2) from city. The solutions of all the SQL challenges for all easy, medium and hard challenges on HackerRank executed on MySQL environment. Mar 22, 2019 · SQL Server Data Source Configuration Window; Creating a data source. ; At the End of the day after the closing of business, data from the transaction database is Saved searches Use saved searches to filter your results more quickly 1. Visualization and Interpretation : Translated SQL-driven insights into an interactive Excel dashboard, strengthening data storytelling and visualization skills. AI DevOps Security Software Development HackerRank-SQL(certification)-Product-Sales-Per-City. Host and manage packages Security. Easy Navigation: Dec 16, 2023 · Amazon’s Second Earliest Bid Solution: To solve this Amazon SQL interview question, our goal is to identify the second bid placed by each customer on any day they make at least two bids. Query the 170+ solutions to Hackerrank. Revising the Select Query II | Easy | Oct 22, 2024 · This query joins the Sales and Products tables on the product_id column, groups the results by product name, calculates the total sales revenue for each product, and ranks products based on total sales revenue using the  · All HackerRank solutions for Python, Java, SQL, C, C++, Algorithms, Data Structures. com practice problems in C++, python and SQL - Hackerrank_solutions/SQL/New Companies. No cash value. File metadata and controls ,round(invoice_item. city_id. Indexes Dec 12, 2023 · Correlated subqueries: Create subqueries that reference columns from the outer query, enabling context-aware filtering. This repository contains the solutions for HackerRank Beginner and Intermediate SQL Certifications. Your This intermediate SQL solution provides insights into product sales across cities, offering a comprehensive overview of customer spending patterns. - Ishika63/HackerRank-SQL-Intermediate-Solution  · Product GitHub Copilot. Find and fix vulnerabilities Codespaces Customer Stories Partners Open Source GitHub Sponsors. SELECT COUNT(CITY) — COUNT(DISTINCT CITY) FROM STATION ; X. The objective was to gain insights into various aspects of the sales, including revenue generation, top-selling branches, customer segmentation, popular products, payment methods, and sales trends. How should we handle multiple datasets that share relationships with one another? If you refer to the database provided by Kaggle, there are 7 to 8 separate datasets that represents an e You signed in with another tab or window. id=customer. id=invoice. Personal HackerRank Profile View Profile Solutions for all SQL challenges on HackerRank executed on MySQL and MS SQL Server. As part of the business expansion efforts at a Mar 5, 2023 · AdventureWorks is an online retailer that sells Bikes and Biking related items such as bike parts, biking protective gear, articles of clothing, etc. Solve Challenge. com practice problems using Python 3, С++ and Oracle SQL - marinskiy/HackerrankPractice 2 List Customer and Product Without Sale Using the UNION operator in one list return all customers who do not have an invoice and all products that were not sold For each customer without an invoice return - the string customer - the SQL HackerRank Solutions This repository contains comprehensive solutions to all SQL challenges on HackerRank, designed to aid in your preparation and mastery of SQL. Fund open source developers All Solutions in Hackerrank SQL Section. - adminazhar/hackerrank-SQL-basic-skills-certification-test-solution Every one of 230 SQL coding questions carefully curated, designed from business and product analytics perspective. Solution: SELECT * FROM Cat; This is an Contribute to jaimiles23/HackerRank_Solutions development by creating an account on GitHub. Find and fix The 8 Week SQL Challenge by Danny Ma is a series of case studies designed to help you improve your SQL skills. Dataset Relationship Mapping. customer_id. Contribute to yonice7/hackerrank-sql-solutions development by creating an account on GitHub. List all sales along with the corresponding Question: Sales Data for All Customers and ProductsWrite a query that will return sales details of all customers and products. HackerRank SQL Solutions 20 July 2020 Nov 5, 2020 · Query all columns for all American cities in the CITY table with populations larger than 100000. mysql. All my solutions are written in MySQL. You signed in with another tab or window. Nov 8, 2024 · Write a query to find all customers who have made more than one purchase. Company Size. FROM sales_amount s: The sales_amount table is aliased as s. The goal is to make informed business decisions that could drive an Jul 20, 2020 · My solutions to SQL problems on HackerRank # SQL Problems Page: https://www. We use cookies to This repository contains MySQL solutions of the HackerRank SQL Intermediate Certificate problems which I encountered during the test. ^ Chegg survey fielded between Sept. Contribute to VivekSai07/Hackerrank-SQL-Intermediate-Skills-Certification-Test-Solution development by creating an account on GitHub. A collection of optimized SQL solutions to HackerRank challenges, showcasing a range of SQL skills including queries, joins, and data manipulation - ttng51/SQL-Server 4 days ago · In this repository you will find my answers to the SQL challenges proposed in HackerRank, from basic to advanced level. /* Solution 1: Using temporary subqueries for each condition of displaying the names. This was curated after solving all 58 questions, and achieving a score of 1130 points (WR1) A median is defined as a number separating the higher half of Contribute to omonimus1/HackerRank-Solutions development by creating an account on GitHub. HackerRank SQL Solutions 20 July 2020 You signed in with another tab or window. inner join customer on city. Finally, a complete SQL coding interview preparation path all data scientists and data analysts will love. Aug 9, 2024 · Python Solutions: Includes solutions to Python coding challenges, covering topics like data structures, algorithms, and more. 7. Reload to refresh your session. Respondent base (n=611) among approximately 837K invites. - 12Ruturaj/HackerRank-SQL You signed in with another tab or window. 12% of all SQL online submissions for this problem. 85%. You switched accounts on another tab or window. I tried to provide those with explanation. " Learn more Jun 10, 2024 · In this repository, you will find updated SQL solutions for all HackerRank problems as of 2024. Each solution is crafted to be efficient and clear, making this an excellent resource for anyone looking to strengthen their SQL skills. ; Medium: Intermediate-level SQL challenges. Hard. txt at main · mahedei/Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions Aug 23, 2020 · 1. Solution 2: Uses CTE to create master data and filters the CTE inside of where clauses. Survey respondents were entered into a drawing to win 1 of 10 $300 e-gift cards. View all solutions Resources Topics. ; Advanced: Expert-level problems and more complex Jun 8, 2024 · CodeRankGPT helps you solve HackerRank coding problems during your coding interview. All Solutions are made in the MSSQL Syntax. Each solution is accompanied by comments for clarity, showcasing various approaches and optimizations. inner join 3 days ago · You’ll use SQL to analyze a sales database and answer key questions to guide business strategy. Write a query that gives month, monthly maximum, monthly minimum, monthly Jul 1, 2016 · Select the Python generator for the AverageRate column and use the following script to get the data: # The generator generates the currency rates based on the exchange rate date and currency codes. ; Online sales transactions, inventory, financials, customer and product information are captured in real-time in a transaction database. Saved searches Use saved searches to filter your results more quickly  · Add this topic to your repo To associate your repository with the hackerrank-sql-solutions topic, visit your repo's landing page and select "manage topics. Contains solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test 🎓. This repository contains solutions for Hacker Rank SQL problems. Top. Print " N / A " for a null customer or product name, and 0 for a Apr 22, 2021 · While solving all SQL problems from HackerRank, I came across multiple solutions for the same problem. Example Task: Write a query that groups data by a specific column and calculates the sum for each group. 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. S. Listed below are the questions available in this repository. products that were not sold. Please checkout my solutions and make use of it for the learning purpose only. OK, Got it. Reason: Grouping and aggregating data are necessary for summarizing data and performing aggregate calculations. ; Online sales transactions, inventory, financials, customer and product  · All HackerRank solutions for Python, Java, SQL, C, C++, Algorithms, Data Structures. */ SELECT. Toggle navigation. - Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions/Products Sales Per City(Solution-1,2). Furthermore, fill the SQL Server name Nov 5, 2024 · This project is an end-to-end analysis of sales data for a fictional BikeStore business. Your solution’s ready to go! Solutions for Hackerrank SQL problems. This repository contains all the solutions to the SQL questions listed in the Hackerrank platform , can be used by coders for reference purpose. This repository contains all 58 solutions to the HackerRank SQL Practice Questions. Each solution includes a brief explanation of the problem and my approach to solving it. She also wanted to compare sales over time against budget to Oct 11, 2023 · Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test 🎓. You’ll apply SQL skills like joins, subqueries, and CTEs to explore product, order, and customer data. - SQL-Hackerrank-Challenge-Solutions/Basic Join/Population-Census. Contribute to rabestro/hackerrank-sql development by creating an account on GitHub. The SQL problems on HackerRank have challenged me to improve my SQL skills and to think creatively about how to solve complex problems. 1. SQL-Product-Sales-per-City files for the solutions I All SQL solutions for HackerRank's easy, medium, and hard challenges, executed on MS SQL and MySQL environments, compiled with helpful Resources & references related to the challenges. Subquery in SELECT clause: Include a Product Actions. Use The UNION Operator In This Query. Click here to see more codes for NodeMCU ESP8266 and similar Family. So, make sure you select "MySQL" on HackerRank while answering questions. Developed a Tableau Hackerrank contains 58 SQL based problems for interview practice, as i go through these will keep a solution bank here categorised into the three difficulties (basic, intermediate, advanced) This repository contains my SQL solutions to HackerRank challenges, organized by difficulty: Easy, Medium, and Hard. If you are using a different SQL Language (for example MySQL) you might have to adapt the solution a little. Individual results may vary. - JawadSher/SQL-Problems-Solutions-HackerRank Learn who they are and how HackerRank helped transform their tech hiring. Annotated Code: Each solution is well-commented and explained to aid understanding and learning. Learn more. orders ( order_id INT IDENTITY (1, 1) PRIMARY KEY, customer_id INT, order_status tinyint NOT NULL, -- Order status: 1 = Pending; 2 = Processing; 3 = Rejected; 4 = Completed order_date DATE Oct 26, 2021 · All Solutions in Hackerrank SQL Section. ; Hard: Advanced-level SQL challenges. Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. ^ These offers are provided at no cost to subscribers of Chegg Study and Chegg Study Pack. clear all; Jul 10, 2023 · Contains solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test 🎓. . com practice problems in C++, python and SQL - IhorVodko/Hackerrank_solutions Apr 18, 2022 · Developed ETL mappings using SQL to extract the data from unstructured data and transformed it to the staging area to conduct data cleaning and design star schema data model on Tableau. Please visit each partner activation page for complete details. Jul 20, 2020 · My solutions to SQL problems on HackerRank # SQL Problems Page: https://www. Status. Covered in subquery practice exercises 10, 11, 12, and 13. Geography. SQL (Basic) SQL (Intermediate) SQL (Advanced) Difficulty. Whether you're a beginner or an experienced developer, you'll find solutions and explanations for everything from basic queries to advanced data manipulation. Return 3 Values: - Category - Is This This repository consists of solutions to HackerRank practice, tutorials, and interview preparation problems with Python, SQL, C++, and Java. About. They are organized around specific subjects, such as sales, customer data, or product information Grouping and Aggregating Data. line_total_price), 2) AS tot FROM city ci, Jul 18, 2024 · Product GitHub Copilot. Apr 6, 2023 · The subquery selects the sales_date (s. Working on those coding problems feels like working on your real day to day analytics job. customers who used Chegg Study or Chegg Study Pack in Q2 2023 and Q3 2023. -challenges coding-challenge hackerrank-python hackerrank-solutions interview-preparation hackerrank-cpp algorithms-and Jun 21, 2022 · The Sales Manager wanted a dashboard overview of internet sales that would give details on sales and the products customers liked most. The times that employees log in and out are recorded over the course of a month. This repository contains my solutions to the challenges, along with some explanations and any additional resources used. Jun 3, 2024 · There is a table with daily weather data over the last 6 months of 2020, including the maximum, minimum, and average temperatures. Terms and Conditions apply. Top You signed in with another tab or window. The query shouldreturn all customers, even customers without invoices and also all products, even thoseproducts that were not sold. Apr 19, 2023 · List Customer And Product Without Sale In One List Return, All Customers Who Do Not Have An Invoice And All Products That Were Not Sold. I provided my own insights and unique solutions as much as I can. Effective solutions to hackerrank. - MayankOps/HackerRank-SQL-Certification-Test-Solutions You signed in with another tab or window. Weather Observation Station 5 Query the two cities in 4 days ago · CREATE TABLE sales. sql hackerrank ms-sql-server hackerrank-solutions hackerrank-challenges Jul 4, 2024 · The repository is organized as follows: Easy: Beginner-level SQL challenges. Repo gathered by CodeRankGPT - Solve HackerRank coding problems during your coding interview, in real-time and undetectable 😎 This collection provides solutions to the HackerRank SQL Certification Test problems. This table contains This project uses Power BI and SQL to analyze sales data, helping the company gain insights into sales trends, identify top-performing products, and target high-value customers. Using SQL and Excel, I explored revenue trends, product performance, and customer behavior from 2016 to 2018. - LinconDash/Hackerrank-SQL-Solutions Hard SQL (Advanced) Max Score: 50 Success Rate: 78. The query should return all customersmer id, product id and invoice item id. sql at master · IhorVodko/Hackerrank_solutions This repository contains my solutions to various SQL challenges from HackerRank. There are many repos on the internet for the solutions of these questions. See more This intermediate SQL solution provides insights into product sales across cities, offering a comprehensive overview of customer spending patterns. Activities involved: Using GROUP BY and HAVING clauses to group and filter aggregated data. Find and fix vulnerabilities Customer Stories Partners Executive Insights Open Source GitHub Sponsors This repository contains my solutions to all the Easy SQL (Intermediate) Max Score: 30 Success Rate: 94. Automate any workflow Security. By detailing sales figures per city and identifying customers who spent 25% or less than Feb 20, 2024 · In this project, I utilized MySQL Workbench to analyze extensive sales data from a supermarket. ntky dqmc njsei onfyi lywv xuua umfb pibbl xvbq tcdrgh