Sales data for all customers and products sql hackerrank solution 2022 github. GitHub Gist: instantly share code, notes, and snippets.

Sales data for all customers and products sql hackerrank solution 2022 github This Repository contains all the solutions of HackerRank various tracks. Name Number Sex This repository is complete and contains solutions to all the HackerRank SQL Practice Questions of all difficulty types. The primary objective is to enhance and optimize sales strategies. About. Intermediate More than 100 million people use GitHub to discover, fork, and contribute to over 420 million projects. Blame. The objective was to gain insights into various aspects of the sales, including revenue generation, top-selling branches, customer segmentation, popular This intermediate SQL solution provides insights into product sales across cities, offering a comprehensive overview of customer spending patterns. sql files with the respective solution. This intermediate SQL solution provides insights into product sales across cities, offering a comprehensive overview of customer spending patterns. The repository is organized as follows: Easy: Beginner-level SQL challenges. order_items( order_id INT, item_id INT, product_id INT NOT NULL, quantity INT NOT NULL, list_price DECIMAL (10, 2) NOT NULL, discount DECIMAL (4, 2) NOT NULL DEFAULT 0, PRIMARY KEY (order_id, item_id), FOREIGN KEY (order_id) REFERENCES sales. Stars. - Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions/Products Without Sales(solution-1,2). You signed in with another tab or window. total_price) FROM country co, city ci, customer cu, invoice i WHERE co. My Solutions to Database Challenges in SQL from various online judges : HackerRank, LeetCode and others. - SQL-HackerRank-Solutions/1. Hacker rank SQL intermediate solution. Write better code with AI Security. Explore my GitHub repository to learn from my experiences and find inspiration for your SQL learning path. Query Optimization: Optimize your queries for better performance. With its powerful analytics capabilities, users can gain insights into sales trends, forecasts, comparisons, and profit analysis. There are almost always multiple solutions to the same problem. ; Window Functions: Analyze and visualize data using window functions. Please check 1. id = cu. GitHub Gist: instantly share code, notes, and snippets. View on GitHub Hackerrank. File metadata and controls. Click here to see more codes for Raspberry Pi 3 and similar Family. The solutions of all the SQL challenges for all easy, medium and hard challenges on HackerRank executed on MySQL environment. Copy path. - adminazhar/-hackerrank-SQL-intermediate-skills-certification-test-solution cracking-the-coding-interview algorithm-challenges coding-challenges hackerrank-solutions hackerrank-algorithms-solutions hackerrank-challenges data-structures-and-algorithms hackerrank-sql hackerrank-problem-solutions hackerrank-practice hackerrank-problem-solving hackerrank-solutions-github hackerrank-all-solutions algorithms-and-data 170+ solutions to Hackerrank. Here is the list of variables we have included in our supermarket sales sample This repository contains my solutions to various HackerRank certification challenges. I have taken HackerRank test on 22 July 2022. Despite being over four decades old, SQL is still evolving at a rapid pace. Suspicious transactions are defined as: a series of two or more transactions occur at intervals of an hour or less they are from the same sender the sum of transactions in This repository is a home for elegant solutions to problems found on HackerRank, designed to help you improve with both domain problems and contests. To review, open the file in an editor that reveals hidden Unicode characters. id AS product_id, invoice_item. csharp algorithms hackerrank data-structures problem-solving hackerrank-python hackerrank dehghani-mehdi / hackerrank-disk-space-analysis. The problem description can be found as comments at the top of each file. The solutions of all the SQL challenges for all easy, medium and hard challenges on HackerRank executed on MySQL environment compiled. sql sql-project sql-practice. We are analysing Walmart's sales data to identify high-performing branches and products, analyze the sales patterns of various products, and understand customer behavior. - qanhnn12/SQL-Hackerrank-Challenge-Solutions sql hackerrank hackerrank-solutions sql-history hackerrank-30dayschallange hackerrank-sql hackerrank-statistics hackerrank-sql-solutions hackerrank-solutions-github sql-hackerrank hackerrank-sql-challenge hackerrank-solution hackerrank-sql-solutions-oracle hackerrank-sql-certificate hackerrank-sql-solution hackerrank-sql-problems hackerrank-sql Why this video is 7. To succeed in an SQL GitHub is where people build software. If you are using a different SQL Language (for example MySQL) you might have to adapt the solution a little 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. Hakerrank SQL Intermediate Certification Solutions Invoices Per Country SELECT co. 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. Company Size. 2. id = i. Contribute to karunakaran186/Sql-intermediate-hackerrank-solutions development by creating an account on GitHub. Weather Observation Station 5 Query the two cities in All Solutions are made in the MSSQL Syntax. This repository contains MYSQL solutions of HackerRank-SQL-Intermediate-Certificate problems which I encountered during the test . id AS invoice_item_id, IFNULL(name, 'N/A') customer_name, IFNULL(`Product Name`, 'N/A') product_name, IFNULL(quantity, 0) quantity FROM ((customer LEFT JOIN invoice ON customer. - Ishika63/HackerRank-SQL-Intermediate-Solution Contains solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test 🎓. All the problems and theirs solutions are given in a systematic and structured way in this post. Watchers. txt at main · mahedei/Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions Question Find customers who have never made an order. Student Analysis. ; Hard: Advanced-level SQL challenges. You’ll apply SQL skills like joins, subqueries, and CTEs to explore product, order, and customer data. Contribute to BlakeBrown/HackerRank-Solutions development by creating an account on GitHub. 5 hours long? Because Im solving ALL of the SQL Problems on Hackerrank in this video. The SQL problems on HackerRank have challenged me to improve my SQL skills and to think creatively about how to solve complex problems. This repository consists of Hackerrank JAVA Solutions. Updated Mar 12, 2023; thecoddiwompler / SQL-Practice. Learn who they are and how HackerRank helped transform their tech hiring. This is the only video you will need to improve you You signed in with another tab or window. Industry. Enhancing University Recruiting: Juniper’s Success Story with HackerRank 39. HackerRank's programming challenges can be solved in a variety of programming languages (including java java-practice sql hackerrank coding-challenges hackerrank-solutions hackerrank-challenges hackerrank-practice sql-challenges java-challenges interview-preparation-kit hackerrank-solutions-github hackerrank-solutions-for-java hackerrank-all-solutions hackerrank-practice-solutions hackerrank-website All HackerRank solutions for Python, Java, SQL, C, C++, Algorithms, Data Structures. Key This repository contains MySQL solutions of the HackerRank SQL Intermediate Certificate problems which I encountered during the test. 170+ solutions to Hackerrank. productid FROM product p LEFT JOIN orderline o ON Hacker rank SQL intermediate solution. - Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions/Products Sales Per City(Solution-1,2). These folders contain solutions for all easy, medium and difficult challenges executed on MySQL environment My solutions of all the SQL challenges for all easy, medium and hard challenges on HackerRank. b happens to equal the minimum value in Western Longitude (LONG_W in STATION). - adminazhar/hackerrank-SQL-basic-skills-certification-test-solution 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. sql hackerrank ms-sql-server hackerrank-solutions hackerrank-challenges hackerrank-sql-solutions sql-challenges hackerrank-solutions-github sql-solutions. Updated Mar 31, 2022; Improve this page You signed in with another tab or window. Please visit each partner activation page for complete details. Write a query that gives month, monthly maximum, monthly minimum, monthly average temperatures for the six months. My solutions to SQL problems on HackerRank # SQL Problems Page: https://www. orders (order_id) ON DELETE CASCADE ON UPDATE CASCADE, FOREIGN KEY Hacker Rank SQL. of Orders, Profit Margin%. If you would like to contribute to this repository, follow these steps: Fork the repository. It helps in identifying sales opportunities and optimizing This repository contains MySQL solutions of the HackerRank-SQL-Intermediate-Certificate problems which I encountered during the test. Create a new branch for your contribution. ; Data Modeling: Design efficient and effective database structures. cust_id) SQL interview questions have been a critical component of technical hiring for decades. Star 3. 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 About. Topics Trending where LAT_N is the northern latitude and LONG_W is the western longitude. Code Issues Pull requests SQL HackerRank problems solution. quantity FROM (SELECT customer. ; Advanced: Expert-level problems and more complex queries. Topics Trending hackerrank hackerrank-python hackerrank-solutions hackerrank-sql Resources. You signed out in another tab or window. Read more . Contribute to ejaj/SQL development by creating an account on GitHub. total_price) AS DECIMAL(9,6)) AS total FROM customer c INNER JOIN invoice i ON c. total_price) > (SELECT AVG(total price)) You signed in with another tab or window. List all sales along with the corresponding Inside you will find the solutions to all HackerRank SQL Questions. clear all; HackerRank + Daugherty . - adminazhar/hackerrank-SQL-basic-skills-certification-test-solution 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 Click here to see solutions for all Machine Learning Coursera Assignments. ^ Chegg survey fielded between Sept. Code Issues Pull requests This repository serves as a collection of diverse and intriguing SQL questions and their Solutions congregated from Leetcode, Data Lemur, various Companies Problem solved-5. mysql sales sql data-visualization mysql-database dashboards data-analysis tableau powerbi dashboard-templates tableau-desktop sales-dashboard This project analyzes customer segmentation and behavior using data science and cohort analysis. Solutions for all SQL challenges on HackerRank executed on MySQL and MS SQL Server. `// a couple SELECT * FROM tableName WHERE id > 100 OR column1="column value"; SELECT LTRIM(" SQL data ") AS column_name; // Remove leading spaces from a string SELECT RTRIM(" SQL data ") AS column_name; // Remove trailing spaces from a Hackerrank SQL (Basic) Skills Certification Test Solutions. You’ll use SQL to analyze a sales database and answer key questions to guide business strategy. id = Sales by Match HackerRank Solution. SELECT COUNT(CITY) — COUNT(DISTINCT CITY) FROM STATION ; X. No cash value. It showcases the trend of Sales and Profit for each month, the Category-wise Profits and Sales, Sales by States, top customers and Category-wise Sales%. customer_id GROUP BY c. I took the HackerRank test on 10/11/2023. - adminazhar/-hackerrank-SQL-intermediate-skills-certification-test-solution SQL : List Customer And Product Without SaleTo Access My Live Chat Page, On Google, Search for "hows tech developer connect"I have a hidden feature that I pr Contribute to VivekSai07/Hackerrank-SQL-Intermediate-Skills-Certification-Test-Solution development by creating an account on GitHub. AI DevOps HackerRank-SQL(certification)-Product-Sales-Per-City. S. Data Two tables: Customers and Orders. - adminazhar/hackerrank-SQL-basic-skills-certification-test-solution Consider P1(a,b) and P2(c,d)to be two points on a 2D plane. 9–Oct 3, 2024 among a random sample of U. Solution - for sigma less than 3000 for "Number" column we have "2" rows, Question - 6 Consider the following data table named Student. . Terms and Conditions apply. customers who used Chegg Study or Chegg Study Pack in Q2 2024 and Q3 2024. total_price) < 0. Like Practice questions of C | C++ | JAVA | PYTHON | SQL and many more stuff. This project analyzes sales data for AdventureWorks, focusing on revenue, customer segments, and product performance. HackerRank SQL Solutions 20 July 2020 javascript hackerrank leetcode-solutions hackerrank-solutions leetcode-javascript javascript-practice javascript-vanilla javascript-beginners javascript-codes leetcode-javascript-solutions javascript-practice-problems javascript-code javascript-algorithms-and You signed in with another tab or window. txt at main · mahedei/Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions You signed in with another tab or window. View all solutions Resources Topics. SQL-Product-Sales-per-City files for the solutions I submitted! Key competencies: Complex joins-This your help is needed to find all pairs of customers and agents who have Here you will be able to find my HackerRank solutions to many challenghes, using C++, JavaScript, Python and SQL Correlated Materials Visit my Competitive programming guide and see also my HackerRank, GeeksForGeeks, Leetcode and other online judges solutions This intermediate SQL solution provides insights into product sales across cities, offering a comprehensive overview of customer spending patterns. SELECT first_name from customers WHERE first_name not in (select first_name from customers join orders on customers. The solutions of all SQL hackerrank challenges using MySQL Pull requests This repo contains Hackerrank Easy solution for Database Management System| SQL. Readme License. HackerRank concepts & solutions. Query the median of the Northern Latitudes (LAT_N) from STATION and round your answer to 4 decimal places. As part of a cryptocurrency trade monitoring platform create a query to return a list of suspicious transactions. country name HAVING AVG(i. Solutions to HackerRank's SQL challenges, from basic to advanced level, written in MS SQL Server. customer_id GROUP BY co. Each challenge has a You signed in with another tab or window. Topics Sales Manager is an all-in-one data management and analytics application designed for small-scale businesses. Certificate can be viewed Here A median is defined as a number separating the higher half of a data set from the lower half. Sales by Match |JavaScript | Solution. Intermediate. In addition to solutions, you'll also find a list of Useful Code Blocks and Valuable Resources in the root folder that you should take a look at it if you're looking for additional help. 1k stars. HackerRank-Solutions / SQL / 5_Advanced Join / 4_Interviews / Interviews. Top. sql hackerrank hackerrank-solutions sql-history hackerrank-30dayschallange hackerrank-sql hackerrank-statistics hackerrank-sql-solutions hackerrank-solutions-github sql-hackerrank hackerrank-sql-challenge hackerrank-solution hackerrank-sql-solutions-oracle hackerrank-sql-certificate hackerrank-sql-solution hackerrank-sql-problems hackerrank-sql This repository contains efficient hackerrank solutions for most of the hackerrank challenges including video tutorials. Make your changes, add new features, or fix issues. Solution. The query shouldreturn all customers, even customers without invoices and also all products, even thoseproducts that were not sold. SELECT 'customer' as category,id,customer_name FROM customer WHERE id NOT IN(SELECT customer_id FROM invoice) UNION SELECT 'product' as category,id,product_name FROM product WHERE id NOT IN(SELECT product_id FROM invoice_item); HackerRank - Sales by match. js This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. Your analysis will inform recommendations on which products to prioritize in inventory, how to segment customers for targeted marketing, and . If you’re a data scientist or software engineer on the job market, the ability to demonstrate your database skills in an SQL interview is critical to landing your next role. 7. Code. Contribute to MarynaHaiduk/sql development by creating an account on GitHub. Star 17. You switched accounts on another tab or window. com practice problems using Python 3, С++ and Oracle SQL mysql python sql database hackerrank interview-preparation hackerrank-sql selflearning. Take your SQL expertise to the next level with advanced topics. These challenges cover a wide range of programming topics and are designed to assess and validate your coding skills. Updated Nov 9, 2022; You signed in with another tab or window. Navigation Menu Toggle navigation CREATE TABLE sales. Supermarket Sales Sample Data in Excel. SELECT p. country_id AND ci. sql files for the solutions I submitted! HackerRank SQL Solutions. Basic . Solutions to HackerRank practice, tutorials and interview preparation problems with Python, SQL, C# and JavaScript - nathan-abela/HackerRank-Solutions You signed in with another tab or window. sql & 2. Write a query to find the maximum total earnings for all employees as well as the total number of employees who have maximum total Solution In SQL With Problem Explanation And Algorithm - THARUN1526/Placements-Sql-Hackerrank-solution GitHub is where people build software. The goal is to make informed business decisions that could drive an You signed in with another tab or window. d happens to equal the maximum value in Western Longitude Solutions for Hackerrank SQL problems. Geography. The dashboard provides insights into top-selling products, sales by region, and customer trends across multiple years. ; Indexing: Explore the power of indexing for faster data retrieval. sql hackerrank ms-sql-server hackerrank-solutions hackerrank-challenges 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. sql files for the solutions I submitted! Question1: Business Expansion Question2: Customer Spending Here is the certificate I got using the solutions GitHub is where people build software. A collection of solutions for HackerRank data structures and algorithm problems in Python, JAVA, and CPP. - SQL-Hackerrank-Challenge-Solutions/Basic Join/Population-Census. city_id AND cu. Note: Round the average to the nearest integer. Give a star For my work. ; Pivots in SQL: Transform your data with Contains solved queries for the Hackerrank SQL (Basic) Skills Certification Test 🎓. Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test 🎓. mysql. Each solution is crafted to address a specific SQL problem from the HackerRank SQL challenge set, covering Solutions for all SQL challenges on HackerRank executed on MySQL and MS SQL Server. The certificate can be viewed here. Business Expansion: Write a query to find all pairs of customers and agents who have been in contact more than once. Certificate can be viewed here. The repository contains 6 folders. c happens to equal the maximum value in Northern Latitude (LAT_N in STATION). Sales by Match - HackerRank. Topics In this repository, you will find updated SQL solutions for all HackerRank problems as of 2024. This community-owned project aims to bring together the solutions for the DS & Algo problems across various platforms, along with the resources for learning them. Contains solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test 🎓. After your test cases get passed!!!! Happy Learning!!!! Contains solved queries for the Hackerrank SQL (Basic) Skills Certification Test 🎓. Reload to refresh your session. Supermarket sales sample data is a popular dataset for learning and practicing your Excel skills. ; Medium: Intermediate-level SQL challenges. You can find me on hackerrank here. By detailing sales figures per city and identifyi Products without sales: Write a query to find all the products that were not sold, ordering the results by SKU ascending. Nerves can peak during the programming test, and even experienced developers might blank This repository contains MySQL solutions of the HackerRank SQL Intermediate Certificate problems which I encountered during the test. Solutions of more than 380 problems of Hackerrank across several domains. SELECT a. Solutions Basic Select Challenges You signed in with another tab or window. This Repo contain solutions of all problems given in Basic course on Data structures and Algorithms Milestones. Click here to see more codes for NodeMCU ESP8266 and similar Family. I have used MySQL and MS SQL Server for the solutions. customer_name, a. Code Issues Pull requests C# solution for HackerRank's Disk space analysis challenge You signed in with another tab or window. Write better code with AI hackerrank solutions github | 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 In this project, I utilized MySQL Workbench to analyze extensive sales data from a supermarket. It offers features for data entry, querying, note-taking, and automatic backups. It showcases my growth, challenges faced, and solutions offered. Contains solved queries for the Hackerrank SQL (Basic) Skills Certification Test 🎓. If you are looking for anyone of these things - hackerrank solutions java GitHub | hackerrank tutorial in java | hackerrank 30 days of code solutions | hackerrank algorithms solution | hackerrank cracking the coding interview solutions | hackerrank general Includes SQL queries, database normalisation and data warehouse design. Updated Dec 3, 2024; TSQL; You signed in with another tab or window. The customer spending question answer of hacker rank is wrong the correct answer is SELECT c. sql hacker-rank hacker-rank-solutions sql-pratice-questions sql-practice-problems. It focuses solely on offering correct answers for SQL queries, joins, and aggregations, helping users pass the certification efficiently. select Contributions are what makes the open-source community such an amazing place to learn, inspire, and create. 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 My sql hackerrank solutions. sql and 2. My solutions of all the SQL challenges for all easy, medium and hard challenges on HackerRank. mysql station select update hackerrank insert hackerrank-solutions where orderby About. 7 lines (7 loc) · 387 Bytes You signed in with another tab or window. The dataset utilized in this project is sourced from the Kaggle Walmart Sales Forecasting Competition. - adminazhar/hackerrank-SQL-basic-skills-certification-test-solution Hello coders, in this post you will get all the solution of HackerRank SQL Solutions. id = ci. Each solution is crafted to be efficient and clear, making this an excellent resource for anyone looking to strengthen their SQL skills. This repository contains solutions for Hacker Rank SQL problems. - GitHub - kg-0805/HackerRank-Solutions: This Repository contains all the solutions of HackerRank various tracks. So, without wasting any time, let’s jump to the github mysql sql certificate hackerrank certification collaborate hackerrank-solutions hackerrank-sql hackerrank-sql-solutions gitlens hackerrank-certification student-vscode github-campus-experts hackerrank-certificatio Contribute to anchitctrl/MY-SQL development by creating an account on GitHub. 2 Questions are asked, as of now 2 questions will be asked from these questions, provided the solution: You signed in with another tab or window. Thousands of customers across various industries trust HackerRank for tech recruiting. Business Expansion. SQL solutions for DataLemur including all difficult levels. ; Each folder contains . country_name, count(*), AVG(i. SQL HackerRank Solutions This repository contains comprehensive solutions to all SQL challenges on HackerRank, designed to aid in your preparation and mastery of SQL. A desktop application that uses Envato API to get sales data for Envato market Authors. sql leetcode-solutions hackerrank-solutions. Developed a Tableau dashboard to perform analysis, producing quantitative visualizations in Tableau to draw As a programmer, I enjoy working with SQL as it allows me to extract valuable insights from large datasets. cracking-the-coding-interview algorithm-challenges coding-challenges hackerrank-solutions hackerrank-algorithms-solutions hackerrank-challenges data-structures-and-algorithms hackerrank-sql hackerrank-problem-solutions hackerrank-practice hackerrank-problem-solving hackerrank-solutions-github hackerrank-all-solutions algorithms-and-data 1. Find and fix vulnerabilities GitHub community articles Repositories. ^ These offers are provided at no cost to subscribers of Chegg Study and Chegg Study Pack. - Sushanth72/SQL-HackeRank-Solutions You signed in with another tab or window. I have taken HackerRank test on 9th Oct 2022. In this repository, I have organized my solutions into different folders based on their focus of code. Automated the process of adding solutions using Hackerrank Solution Crawler. customer_name HAVING SUM(i. There is a table with daily weather data over the last 6 months of 2020, including the maximum, minimum, and average temperatures. id=orders. Listed below are the questions available in this repository. This collection provides solutions to the HackerRank SQL Certification Test problems. If you want to get the products that does not exists in orderline table you can simply use LEFT join with WHERE orderline. 38 watching. Forks. Output the first name of the customer. Contains solved Hello coders, in this post you will get all the solution of HackerRank SQL Solutions. MIT license Activity. 2 Questions are asked, as of now 2 questions will be asked from these questions, provided the solution also: Programs / Questions. Role. - mahedei/Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions GitHub community articles Repositories. These are not the only solutions. This repository contains all 58 solutions to the HackerRank SQL Practice Questions. business_expansion. Customer Spending. a happens to equal the minimum value in Northern Latitude (LAT_N in STATION). All HackerRank solutions for Python, Java, SQL, C, C++, Algorithms, Data Structures. Skip to content. GitHub is where people build software. The solutions of all the Hackerrank SQL challenges for all easy, medium and hard challenges executed on Oracle environment. The E-commerce business Power BI Dashboard visualizes key performance indicators(KPI) including Total Profit, Sales, Total Quantity, No. More than 100 million people use GitHub to discover, fork, and contribute to over 420 million projects. -solutions hackerrank-30dayschallange hackerrank-python-solutions hackerrank-statistics hackerrank-artificialintelligence hackerrank-sql-solutions hackerrank-interview-kit hackerrank-solution The program for most data structures and Contribute to BlakeBrown/HackerRank-Solutions development by creating an account on GitHub. - adminazhar/hackerrank-SQL-basic-skills-certification-test-solution This repo contains Hackerrank Easy solution for Database Management System| SQL 2022; KursadKalender / HackerRank-SQL-Challenges-Solutions-Star 0. sql at main · qanhnn12/SQL-Hackerrank-Challenge-Solutions Mount Blue is conducting a contest and the person who solves all the problems gets an opportunity for an entry level SDE developer role,and this repository for the storage and display of solutions to various problems of this contest on Hacker Rank. Basic. Top Earners | Easy | HackerRank We define an employee's total earnings to be their monthly salary × months worked, and the maximum total earnings to be the maximum total earnings for any employee in the Employee table. product_name, a. Crack your coding interview and get hired. 25 * (SELECT AVG(total_price) FROM invoice) ORDER BY Identify best seller products, biggest customers, and sales growth rate. Merit Rewards. sql hackerrank hackerrank-solutions sql-history hackerrank-30dayschallange hackerrank-sql hackerrank-statistics hackerrank-sql-solutions hackerrank-solutions-github sql-hackerrank hackerrank-sql-challenge hackerrank-solution hackerrank-sql-solutions-oracle hackerrank-sql-certificate hackerrank-sql-solution hackerrank-sql-problems hackerrank-sql In this repository you will find my answers to the SQL challenges proposed in HackerRank, from basic to advanced level. Topics Trending The Employee table containing employee data for a company is described as follows: where employee_id is an employee's ID number, name is their name, months is the total number of months they've been working for the company, and salary is their monthly salary. Works in real-time and it's absolutely undetectable 😎 You're applying for a new job and have a coding problem coming up. Contribute to anchitctrl/MY-SQL development by creating an account on GitHub. id AS customer_id, product. Please check 1. 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_spending. customer_name, CAST(SUM(i. com practice problems using Python 3, С++ and Oracle SQL -solutions hackerrank-30dayschallange hackerrank-python-solutions hackerrank-statistics hackerrank My journey of earning a SQL certification and tackling HackerRank SQL challenges. Any contributions you make are greatly appreciated. com practice problems using Python 3, С++ and Oracle SQL - marinskiy/HackerrankPractice GitHub community articles Repositories. - adminazhar/-hackerrank-SQL-intermediate-skills-certification-test-solution Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test 🎓. It is organized into six folders, each containing my solutions for easy, medium and difficult challenges executed in a MySQL environment. Here you will get All Solutions for Topics from HackerRank Platform Topics python c java cpp solutions hackerrank problem-solving hackerrank-python hackerrank-solutions hackerrank-java 30daysofcode hackerrank-cpp hackerrank-algorithms-solutions 30-days-of-code hackerrank-30dayschallange hackerrank-challenges hackerrank-solutions-github 📗 Solutions of more than 380 problems of Hackerrank accross several domains. Product GitHub Copilot. Question: Sales Data for All Customers and ProductsWrite a query that will return sales details of all customers and products. CodeRankGPT helps you solve HackerRank coding problems during your coding interview. Repo gathered by CodeRankGPT - Solve HackerRank coding problems during your coding interview, in real-time and undetectable 😎 This repository contains my solutions to all the HackerRank SQL Practice Questions. SQL-Business-Expansion and 2. 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. The solutions of all SQL challenges on You signed in with another tab or window. upq yog xej foyyge mheve xakixyoi xhk oglvqg ooadsr rgbqvyrn