Sales data for all customers and products sql hackerrank solution 2022 github. I have taken HackerRank test on 22 July 2022.

Sales data for all customers and products sql hackerrank solution 2022 github ^ These offers are provided at no cost to subscribers of Chegg Study and Chegg Study Pack. Certificate can be viewed Here A median is defined as a number separating the higher half of a data set from the lower half. Contribute to karunakaran186/Sql-intermediate-hackerrank-solutions development by creating an account on GitHub. Like Practice questions of C | C++ | JAVA | PYTHON | SQL and many more stuff. Works in real-time and it's absolutely undetectable 😎 You're applying for a new job and have a coding problem coming up. The SQL problems on HackerRank have challenged me to improve my SQL skills and to think creatively about how to solve complex problems. Sales by Match - HackerRank. d happens to equal the maximum value in Western Longitude Solutions for Hackerrank SQL problems. ; Hard: Advanced-level SQL challenges. Make your changes, add new features, or fix issues. Please check 1. 170+ solutions to Hackerrank. sql files with the respective solution. CodeRankGPT helps you solve HackerRank coding problems during your coding interview. total_price) > (SELECT AVG(total price)) You signed in with another tab or window. SQL solutions for DataLemur including all difficult levels. Your analysis will inform recommendations on which products to prioritize in inventory, how to segment customers for targeted marketing, and . Industry. Listed below are the questions available in this repository. - Sushanth72/SQL-HackeRank-Solutions You signed in with another tab or window. 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. id = Sales by Match HackerRank Solution. You can find me on hackerrank here. Key This repository contains MySQL solutions of the HackerRank SQL Intermediate Certificate problems which I encountered during the test. Read more . ^ Chegg survey fielded between Sept. The repository contains 6 folders. Supermarket Sales Sample Data in Excel. SELECT p. ; Data Modeling: Design efficient and effective database structures. You signed out in another tab or window. MIT license Activity. Code Issues Pull requests SQL HackerRank problems solution. Solutions Basic Select Challenges You signed in with another tab or window. Solutions to HackerRank's SQL challenges, from basic to advanced level, written in MS SQL Server. 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%. business_expansion. The solutions of all the SQL challenges for all easy, medium and hard challenges on HackerRank executed on MySQL environment. Star 17. Give a star For my work. id AS customer_id, product. mysql. Terms and Conditions apply. ; Indexing: Explore the power of indexing for faster data retrieval. HackerRank concepts & solutions. Top. 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. Name Number Sex This repository is complete and contains solutions to all the HackerRank SQL Practice Questions of all difficulty types. 5 hours long? Because Im solving ALL of the SQL Problems on Hackerrank in this video. You’ll apply SQL skills like joins, subqueries, and CTEs to explore product, order, and customer data. SELECT first_name from customers WHERE first_name not in (select first_name from customers join orders on customers. total_price) FROM country co, city ci, customer cu, invoice i WHERE co. - 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. id = cu. 2 Questions are asked, as of now 2 questions will be asked from these questions, provided the solution also: Programs / Questions. ; Medium: Intermediate-level SQL challenges. Blame. id AS product_id, invoice_item. The E-commerce business Power BI Dashboard visualizes key performance indicators(KPI) including Total Profit, Sales, Total Quantity, No. Take your SQL expertise to the next level with advanced topics. 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 took the HackerRank test on 10/11/2023. ; Pivots in SQL: Transform your data with Contains solved queries for the Hackerrank SQL (Basic) Skills Certification Test 🎓. 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. - 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. Company Size. As part of a cryptocurrency trade monitoring platform create a query to return a list of suspicious transactions. - 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. customers who used Chegg Study or Chegg Study Pack in Q2 2024 and Q3 2024. 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. 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. Topics Trending hackerrank hackerrank-python hackerrank-solutions hackerrank-sql Resources. The repository is organized as follows: Easy: Beginner-level SQL challenges. Business Expansion: Write a query to find all pairs of customers and agents who have been in contact more than once. city_id AND cu. 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. Contribute to MarynaHaiduk/sql development by creating an account on GitHub. With its powerful analytics capabilities, users can gain insights into sales trends, forecasts, comparisons, and profit analysis. View on GitHub Hackerrank. - 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. Reload to refresh your session. Write better code with AI Security. HackerRank-Solutions / SQL / 5_Advanced Join / 4_Interviews / Interviews. Solutions of more than 380 problems of Hackerrank across several domains. Contains solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test 🎓. Output the first name of the customer. There are almost always multiple solutions to the same problem. productid FROM product p LEFT JOIN orderline o ON Hacker rank SQL intermediate solution. - Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions/Products Without Sales(solution-1,2). csharp algorithms hackerrank data-structures problem-solving hackerrank-python hackerrank dehghani-mehdi / hackerrank-disk-space-analysis. The dashboard provides insights into top-selling products, sales by region, and customer trends across multiple years. SQL HackerRank Solutions This repository contains comprehensive solutions to all SQL challenges on HackerRank, designed to aid in your preparation and mastery of SQL. Merit Rewards. 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. 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 hackerrank ms-sql-server hackerrank-solutions hackerrank-challenges hackerrank-sql-solutions sql-challenges hackerrank-solutions-github sql-solutions. 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 . Solutions for all SQL challenges on HackerRank executed on MySQL and MS SQL Server. sql sql-project sql-practice. customer_spending. 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. A collection of solutions for HackerRank data structures and algorithm problems in Python, JAVA, and CPP. 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. 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. I have taken HackerRank test on 9th Oct 2022. - adminazhar/hackerrank-SQL-basic-skills-certification-test-solution Consider P1(a,b) and P2(c,d)to be two points on a 2D plane. mysql station select update hackerrank insert hackerrank-solutions where orderby About. I have taken HackerRank test on 22 July 2022. ; Each folder contains . The solutions of all SQL hackerrank challenges using MySQL Pull requests This repo contains Hackerrank Easy solution for Database Management System| SQL. 7 lines (7 loc) · 387 Bytes You signed in with another tab or window. clear all; HackerRank + Daugherty . Forks. - adminazhar/hackerrank-SQL-basic-skills-certification-test-solution Hello coders, in this post you will get all the solution of HackerRank SQL Solutions. Updated Nov 9, 2022; You signed in with another tab or window. In this repository, I have organized my solutions into different folders based on their focus of code. sql files for the solutions I submitted! HackerRank SQL Solutions. select Contributions are what makes the open-source community such an amazing place to learn, inspire, and create. The solutions of all the SQL challenges for all easy, medium and hard challenges on HackerRank executed on MySQL environment compiled. It showcases my growth, challenges faced, and solutions offered. 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. This repository consists of Hackerrank JAVA Solutions. Learn who they are and how HackerRank helped transform their tech hiring. No cash value. 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. AI DevOps HackerRank-SQL(certification)-Product-Sales-Per-City. Solution. Contribute to BlakeBrown/HackerRank-Solutions development by creating an account on GitHub. Hacker rank SQL intermediate solution. The solutions of all the Hackerrank SQL challenges for all easy, medium and hard challenges executed on Oracle environment. It offers features for data entry, querying, note-taking, and automatic backups. of Orders, Profit Margin%. To succeed in an SQL GitHub is where people build software. 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. This repository contains solutions for Hacker Rank SQL problems. 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. If you want to get the products that does not exists in orderline table you can simply use LEFT join with WHERE orderline. Updated Mar 31, 2022; Improve this page You signed in with another tab or window. Product GitHub Copilot. SELECT COUNT(CITY) — COUNT(DISTINCT CITY) FROM STATION ; X. 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. Hakerrank SQL Intermediate Certification Solutions Invoices Per Country SELECT co. Customer Spending. 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. ; Advanced: Expert-level problems and more complex queries. Intermediate. 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. -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. sql & 2. These challenges cover a wide range of programming topics and are designed to assess and validate your coding skills. 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. com practice problems using Python 3, С++ and Oracle SQL - marinskiy/HackerrankPractice GitHub community articles Repositories. This project analyzes sales data for AdventureWorks, focusing on revenue, customer segments, and product performance. id = ci. After your test cases get passed!!!! Happy Learning!!!! Contains solved queries for the Hackerrank SQL (Basic) Skills Certification Test 🎓. sql hacker-rank hacker-rank-solutions sql-pratice-questions sql-practice-problems. com practice problems using Python 3, С++ and Oracle SQL mysql python sql database hackerrank interview-preparation hackerrank-sql selflearning. The goal is to make informed business decisions that could drive an You signed in with another tab or window. product_name, a. 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. 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. SELECT a. I have used MySQL and MS SQL Server for the solutions. - mahedei/Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions GitHub community articles Repositories. 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. `// 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. This repository contains all 58 solutions to the HackerRank SQL Practice Questions. 2. There is a table with daily weather data over the last 6 months of 2020, including the maximum, minimum, and average temperatures. Weather Observation Station 5 Query the two cities in All Solutions are made in the MSSQL Syntax. id = i. Copy path. It is organized into six folders, each containing my solutions for easy, medium and difficult challenges executed in a MySQL environment. Business Expansion. Explore my GitHub repository to learn from my experiences and find inspiration for your SQL learning path. This repository contains MYSQL solutions of HackerRank-SQL-Intermediate-Certificate problems which I encountered during the test . Readme License. Basic. Each challenge has a You signed in with another tab or window. Code. Supermarket sales sample data is a popular dataset for learning and practicing your Excel skills. 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. About. 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. It focuses solely on offering correct answers for SQL queries, joins, and aggregations, helping users pass the certification efficiently. Thousands of customers across various industries trust HackerRank for tech recruiting. 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. File metadata and controls. 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. country_id AND ci. My solutions to SQL problems on HackerRank # SQL Problems Page: https://www. The query shouldreturn all customers, even customers without invoices and also all products, even thoseproducts that were not sold. Despite being over four decades old, SQL is still evolving at a rapid pace. Query the median of the Northern Latitudes (LAT_N) from STATION and round your answer to 4 decimal places. S. 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. A desktop application that uses Envato API to get sales data for Envato market Authors. Watchers. The certificate can be viewed here. sql leetcode-solutions hackerrank-solutions. sql and 2. The dataset utilized in this project is sourced from the Kaggle Walmart Sales Forecasting Competition. Solution - for sigma less than 3000 for "Number" column we have "2" rows, Question - 6 Consider the following data table named Student. country_name, count(*), AVG(i. You switched accounts on another tab or window. Crack your coding interview and get hired. Geography. - SQL-Hackerrank-Challenge-Solutions/Basic Join/Population-Census. 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. Any contributions you make are greatly appreciated. Click here to see more codes for Raspberry Pi 3 and similar Family. 7. Skip to content. 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. Each solution is crafted to be efficient and clear, making this an excellent resource for anyone looking to strengthen their SQL skills. - GitHub - kg-0805/HackerRank-Solutions: This Repository contains all the solutions of HackerRank various tracks. ; Window Functions: Analyze and visualize data using window functions. Topics Sales Manager is an all-in-one data management and analytics application designed for small-scale businesses. The solutions of all SQL challenges on You signed in with another tab or window. 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. Stars. customer_id GROUP BY c. customer_name HAVING SUM(i. Question: Sales Data for All Customers and ProductsWrite a query that will return sales details of all customers and products. Please visit each partner activation page for complete details. total_price) AS DECIMAL(9,6)) AS total FROM customer c INNER JOIN invoice i ON c. 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. a happens to equal the minimum value in Northern Latitude (LAT_N in STATION). SQL-Business-Expansion and 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. Contains solved queries for the Hackerrank SQL (Basic) Skills Certification Test 🎓. cust_id) SQL interview questions have been a critical component of technical hiring for decades. To review, open the file in an editor that reveals hidden Unicode characters. c happens to equal the maximum value in Northern Latitude (LAT_N in STATION). This intermediate SQL solution provides insights into product sales across cities, offering a comprehensive overview of customer spending patterns. 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. Updated Dec 3, 2024; TSQL; 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. This Repository contains all the solutions of HackerRank various tracks. txt at main · mahedei/Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions Question Find customers who have never made an order. This collection provides solutions to the HackerRank SQL Certification Test problems. The primary objective is to enhance and optimize sales strategies. My solutions of all the SQL challenges for all easy, medium and hard challenges on HackerRank. Click here to see more codes for NodeMCU ESP8266 and similar Family. - SQL-HackerRank-Solutions/1. - 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. - 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. Certificate can be viewed here. 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. GitHub Gist: instantly share code, notes, and snippets. Data Two tables: Customers and Orders. List all sales along with the corresponding Inside you will find the solutions to all HackerRank SQL Questions. Contains solved Hello coders, in this post you will get all the solution of HackerRank SQL Solutions. Topics Trending where LAT_N is the northern latitude and LONG_W is the western longitude. Updated Mar 12, 2023; thecoddiwompler / SQL-Practice. - Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions/Products Sales Per City(Solution-1,2). Find and fix vulnerabilities GitHub community articles Repositories. Contribute to ejaj/SQL development by creating an account on GitHub. If you would like to contribute to this repository, follow these steps: Fork the repository. - adminazhar/-hackerrank-SQL-intermediate-skills-certification-test-solution Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test 🎓. Contribute to anchitctrl/MY-SQL development by creating an account on GitHub. Role. quantity FROM (SELECT customer. customer_id GROUP BY co. txt at main · mahedei/Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions You signed in with another tab or window. You signed in with another tab or window. All HackerRank solutions for Python, Java, SQL, C, C++, Algorithms, Data Structures. Sales by Match |JavaScript | Solution. Navigation Menu Toggle navigation CREATE TABLE sales. 38 watching. 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. b happens to equal the minimum value in Western Longitude (LONG_W in STATION). Enhancing University Recruiting: Juniper’s Success Story with HackerRank 39. 1k stars. 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. 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. You’ll use SQL to analyze a sales database and answer key questions to guide business strategy. My Solutions to Database Challenges in SQL from various online judges : HackerRank, LeetCode and others. Automated the process of adding solutions using Hackerrank Solution Crawler. The customer spending question answer of hacker rank is wrong the correct answer is SELECT c. Code Issues Pull requests C# solution for HackerRank's Disk space analysis challenge You signed in with another tab or window. 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. customer_name, a. Intermediate More than 100 million people use GitHub to discover, fork, and contribute to over 420 million projects. 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. The problem description can be found as comments at the top of each file. customer_name, CAST(SUM(i. Write a query that gives month, monthly maximum, monthly minimum, monthly average temperatures for the six months. 9–Oct 3, 2024 among a random sample of U. Star 3. js This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. Query Optimization: Optimize your queries for better performance. Topics In this repository, you will find updated SQL solutions for all HackerRank problems as of 2024. orders (order_id) ON DELETE CASCADE ON UPDATE CASCADE, FOREIGN KEY Hacker Rank SQL. 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. Basic . country name HAVING AVG(i. More than 100 million people use GitHub to discover, fork, and contribute to over 420 million projects. 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. These are not the only solutions. - Ishika63/HackerRank-SQL-Intermediate-Solution Contains solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test 🎓. id=orders. Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test 🎓. 25 * (SELECT AVG(total_price) FROM invoice) ORDER BY Identify best seller products, biggest customers, and sales growth rate. Create a new branch for your contribution. View all solutions Resources Topics. total_price) < 0. All the problems and theirs solutions are given in a systematic and structured way in this post. Note: Round the average to the nearest integer. This is the only video you will need to improve you You signed in with another tab or window. 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. GitHub is where people build software. Please check 1. Student Analysis. uepz dglnayoy uwxbjmg ldpmowwa arqeher lwnif fwtpm ypwr jjrfn lzrepj