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Customer spending sql hackerrank solution mysql. - Ishika63/HackerRank-SQL-Intermediate-Solution.

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Customer spending sql hackerrank solution mysql )? – NickW Commented Jul 4, 2022 at 12:53 Problem. What's the simplest (and hopefully not too slow) way to calculate the median with MySQL? I've used AVG(x) for finding the mean, but I'm having a hard time finding a simple way of calculating the median. Plan and track work Why this video is 7. Sign in Product GitHub Copilot. recency | 2137 Discussions| Please Login in order to post a comment. Now, Samantha’s best friend got offered a higher salary than her at 11. y FROM (SELECT first_function. Reply ComicOzzy datetime manipulator • Additional comment actions. 317 efficient solutions to HackerRank problems. id as id, customer_name as name from customer c left join invoice i on c. Crack LeetCode SQL Interview Questions. Published on November 5, 2020 . WITH max_scores AS ( SELECT hacker_id, challenge_id, MAX(score) AS max_score FROM Submissions GROUP realNameHiddenRevising the Select Query I Hackerrank SQL Solution*****If You want Query Click Here: https://realnamehidde This repository contains my solutions to various SQL challenges on HackerRank, organized by categories and difficulty levels. Code Issues Pull requests This repo You signed in with another tab or window. The case (uppercase Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. Customer Spending. Hackerrank Certification Nerdy SQL - Intermediate. The repository contains 6 folders. Akzhol. My own HackerRank coding interview solutions. Please follow us https://www. I was not able to solve it at all. customer_id where i. . This repository provides comprehensive solutions to all HackerRank SQL Practice Questions, implemented using a MySQL environment. I've reworked it to use MAX and show multiple customers (if applicable). Adi The PM's The customer spending question answer of hacker rank is wrong the correct answer is SELECT c. Sign in Product Actions. Find and fix I am trying to find which top 10 customers have spent most money in the store. Advanced Join. id WHERE invoice. 40. sql and 2. custID GROUP BY firstname HAVING COUNT(DISTINCT orderID)>1 LIMIT 0,30 mysql; sql; Share. Share this post. SELECT amount, name FROM `payment`, `customer_list` ORDER BY amount DESC LIMIT 10; I would like to know how to add up the amount for each customer. Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. CodingBroz Coding Made Simple Home; Blog; Coding Tips; HackerRank Menu Toggle. A SELECT CASE expression will result in the evaluation of at most one THEN expression -- the first one that has a WHEN condition that satisfies. Symmetric Pairs. The questions asked are Invoices Per Country and Product Sales Per City. Return to all comments →. Here I will try to provide multiple approaches & solutions to the same problem. - adminazhar/hackerrank-SQL-basic-skills-certification-test-solution Skip to content Navigation Menu Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test 🎓. Certification; Gotham Coding; Student Analysis SQL HackerRank Solution. This is an intermediate SQL Problem. It will help you learn and understand SQL in a better way. These challenges cover a wide range of programming topics and are designed to assess and validate your coding skills. Make your changes, add new features, or fix issues. HackerRank SQL Challenge Solutions . sql files for the solutions I submitted! Your solution’s ready to go! Our expert help has broken down your problem into an easy-to-learn solution you can count on. customer_name, CAST (SUM (i. customer_name,CAST(invoice. 12; Scarlet’s best friend got I have a sales table which has one row for each sales tranaction. Skip to content. Problem 1. Contribute to ejaj/SQL development by creating an account on GitHub. Customer Stories Partners Executive Insights github mysql sql certificate hackerrank certification collaborate hackerrank-solutions hackerrank-sql hackerrank-sql-solutions gitlens hackerrank-certification student-vscode github-campus-experts hackerrank-certificatio hackerrank-sql-certificate hackerrank-sql-solution hackerrank-intermediate-sql. id is null Second SQL returns this list --> All products that were not sold . Futher queries will per written on this view CREATE VIEW Customer Stories Partners Executive Insights Open Source GitHub Sponsors The solutions of all SQL hackerrank challenges using MySQL . I am looking for a way to select all those customers who have total spending in the specified range with in a specified date range. 3 days ago + 0 comments. Reload to refresh your session. Updated Jan 26, 2021; pankajkumarravi / SQL-Hackerrank. These are not the only solutions. Sort by. 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. quantity) AS "total_spent" FROM orders INNER JOIN customers ON orders. The solutions of all the SQL challenges for all easy, medium and hard challenges on HackerRank executed on MySQL environment compiled. Improve this question. Ok | Prepare; Certify; Compete; Apply; Hiring developers? Log In; Sign Up; Prepare. This intermediate SQL solution provides insights into product sales across cities, offering a comprehensive overview of customer spending patterns. _____ SUBSCRIBE I have used MySQL and MS SQL Server for the solutions. The following pattern represents P(5):. SELECT SUM (CITY. total_price<= (SELECT (0. - adminazhar/-hackerrank-SQL-intermediate-skills-certification-test-solution Skip to content Navigation Menu Most of the things you need to know about SQL. The interviewer mentioned I will be tested on SQL and Statistics, now when I clicked on the test link to see the test overview there are 3 sections. OrderDetails. hacker_id = c. Products. name, COUNT(*) as number_of_invoices FROM invoices INNER JOIN orders ON invoices. customer_name, FORMAT(SUM(i. The solutions of all SQL hackerrank challenges using MySQL environment - padhs/HackerRank-SQL-sol. These folders contain solutions for all easy, medium and difficult challenges executed Contribute to VivekSai07/Hackerrank-SQL-Intermediate-Skills-Certification-Test-Solution development by creating an account on GitHub. Is Hackerrank SQL advanced certification useful for job applications? comments sorted by Best Top New Controversial Q&A Add a Comment. com/blog/sql-over . 58 SQL-Hackerrank challenge solutions for DB2, MySQL, Oracle, and MS SQL Server. Skip to content . Automate any workflow Security. POPULATION) FROM CITY, COUNTRY WHERE CITY. Each challenge has a Country code | hackerrank Mysql certification solution Write a query to retrieve a list of all customer ids, names, and phone numbers, with their country codes concatenated with their phone numbers. cochiseandcumbria • Additional comment actions. Sample Output. My Solutions for SQL Challenges on Hackerrank and LeetCode - arknf/SQL-Challenges . It is very important that you all first give it a try & brainstorm yourselves before having a This repository contains MySQL solutions of the HackerRank-SQL-Intermediate-Certificate problems which I faced during the test. This repository contains python solutions for some of the HackerRank problems from the SQL genre. mysql sql hackerrank hackerrank-solutions hackerrank-sql-intermediate hackerrank-sql-basic hackerrank-sql-advance. Write better code You signed in with another tab or window. sql files for the solutions I Here are the 2 questions asked in HackerRank SQL Intermediate Certification Exam, these 2 will be available in one attempt. mysql challenge sql hackerrank mysql-database hackerrank-solutions hackerrank-sql hackerrank-sql-solutions. sql at main · arknf/SQL-Challenges. You are viewing a single comment's thread. MySQL solution. ” I used the MySQL option on the platform to solve each of the challenges. The solutions of all the SQL challenges for all easy, medium and hard challenges on HackerRank executed on MySQL environment. Hermione decides the best way to choose is by determining the minimum number of gold galleons needed to buy each non SQL. Updated Oct 11, 2023; Contribute to RodneyShag/HackerRank_solutions development by creating an account on GitHub. select 'customer' as category, c. Plan and track work Here are the 2 questions asked in HackerRank SQL Intermediate Certification Exam, these 2 will be available in one attempt. Write better code About. - qanhnn12/SQL-Hackerrank-Challenge-Solutions. Watch also my other videos for more SQL Certification Solutions. Contribute to BlakeBrown/HackerRank-Solutions development by creating an account on Contribute to BlakeBrown/HackerRank-Solutions development by creating an account on GitHub. ##Question 2--> Customer Spending github mysql sql certificate hackerrank certification collaborate hackerrank-solutions hackerrank-sql hackerrank-sql-solutions gitlens hackerrank-certification student-vscode github-campus-experts hackerrank-certificatio Post displaying HackerRank sql problem solving questions and solution. sql files for the solutions I submitted! ##Question 1--> Product Without Sales. unitcost*lineitems. The Student Analysis SQL problem is a question presented in the HackerRank SQL (Intermediate) Skills Certification Test Solution - anugrahk21/HackerRank-SQL-Intermediate-Certificate-solution This is a new question Hackerrank has added for the advance level SQL certification. 25*AVG(invoice. - mahedei/Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions . customer_id=customer. - SQL-Hackerrank-Challenge-Solutions/Advanced Select/Occupations. Probably not, but it can't hurt if you have it. - amalmosai/SQL-HackerRank-Solutions Packages. Product Without Sales. 7 years ago + 22 comments. 8223 words 42 min read Contains solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test 🎓. Crystal X. The customer ids of interest are 3 and 4. sql at main · qanhnn12/SQL-Hackerrank-Challenge-Solutions SQL. Navigation Menu Toggle navigation. Each one I encountered a similar situation where my CTE didn't work in HackerRank's MySQL environment. They weren't the best, but they worked! :) They weren't the best, but they worked! SUBDOMAINS: HackerRank concepts & solutions. Can anyone help? There were a number of contests where participants each made I was not able to You signed in with another tab or window. This repository contains my solutions for the HackerRank intermediate-level problems using MySQL. Navigation Menu Toggle navigation . List all customers who spent 25% or less than the average amount spent on all invoices. 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 . 55; Julia’s best friend got offered a higher salary than her at 12. You switched accounts on another tab or window. custome Customer Stories Partners Executive Insights Open Source GitHub Sponsors SQL HackerRank Solutions. After your test cases get passed!!!! Happy Learning!!!! Hello coders, today we are going to solve Print Prime Numbers HackerRank Solution in SQL. Solution Example of Hackrank of my-sql. From my HackerRank solutions. total_price AS DECIMAL(10,6)) Amount FROM customer INNER JOIN invoice ON invoice. Order the result by the amount spent from high to low. Automate any workflow Codespaces. I need to add up all purchases for each customer and put them in descending order. It is very important that you all first give it a try & brainstorm yourselves before having a In this post, I’ll share my solutions to some SQL problems on HackerRank, categorized as “Easy. Instant dev environments Contribute to BlakeBrown/HackerRank-Solutions development by creating an account on GitHub. Contribute to BlakeBrown/HackerRank-Solutions development by creating an account on You signed in with another tab or window. Weather Observation Station 4 | Easy | HackerRank Find the difference between the total number of CITY entries in the table and the number of distinct CITY entries in the table. id = i. community/OVER ([PARTITION BY columns] [ORDER BY columns])https://learnsql. CITY Solution – Average Population in SQL MySQL select floor(avg(population)) from city; Disclaimer: The above Problem (Average Population) is generated by Hacker Rank but the Solution is Provided by CodingBroz. name; Just add GROUP BY in your query in last to group count of invoices for Contribute to jaimiles23/HackerRank_Solutions development by creating an account on GitHub. By detailing sales figures per city and This repository contains MySQL solutions of the HackerRank-SQL-Intermediate-Certificate problems which I encountered during the test. My Solutions for SQL Challenges on Hackerrank and LeetCode - SQL-Challenges/Customer Placing the Largest Number of Orders. The STATION table is described as Saved searches Use saved searches to filter your results more quickly Contribute to BlakeBrown/HackerRank-Solutions development by creating an account on GitHub. Contribute to RodneyShag/HackerRank_solutions development by creating an account on GitHub. Whether you are a beginner or an experienced coder, this repository aims to provide clear and efficient solutions to help you improve your problem-solving skills. - adminazhar/hackerrank-SQL-basic-skills-certification-test-solution Skip to content Navigation Menu In this post, I’ll share my solutions to some SQL problems on HackerRank, categorized as “Easy. sql at main · qanhnn12/SQL-Hackerrank-Challenge-Solutions Contains solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test 🎓. id as id, product_name as name from product p left join Solutions for all SQL challenges on HackerRank executed on MySQL and MS SQL Server. Learn about basic MySQL and My solutions to various HackerRank SQL problems using This repository contains my solutions to various HackerRank certification challenges. Feel free to explore the solutions and the approach I took to solve these challenges. For example, get all customers who spent between 100 and 1000, between 2016-07-01 and 2016-08 Contribute to BlakeBrown/HackerRank-Solutions development by creating an account on GitHub. This repository is complete and contains solutions to all the HackerRank SQL Practice Questions of all difficulty types. Contribute to hetvi20/hackerrank-solution-mysql development by creating an account on GitHub. name as name, COUNT(c. customer_id GROUP BY c. Hackerrank is Hello coders, today we are going to solve Challenges HackerRank Solution in SQL. recency | 1463 Discussions| Please Login in order to post a comment. total_price) AS DECIMAL(9,6)) AS total FROM customer c INNER JOIN invoice i ON c. The test consisted of two questions that I had 35 minutes to solve. Orders. Star 0. ohyongxiang. - SQL-Hackerrank-Challenge-Solutions/Basic Join/Population-Census. Write better code 19. Please check 1. I have been looking online for some help with totaling queries but couldn't find any good examples. RodneyShag. Business Expansion. com/dev. hacker_id) as cnt FROM hackers h INNER JOIN challenges c ON h. P(R) represents a pattern drawn by Julia in R rows. total_price) AS DECIMAL (9,6)) You signed in with another tab or window. Follow This repository contains MySQL solutions of the Hackerrank SQL Intermediate questions - 007aneesh/Hackerrank-SQL-Intermediate-Solutions. Amount is money spent on 1 purchase. Julia just finished conducting a coding contest, and she needs your help assembling the leaderboard! Write a query to print the respective hacker_id and name of hackers who achieved full scores for more than one challenge. Manage code changes Solutions for all SQL challenges on HackerRank executed on MySQL and MS SQL Server. Effective solutions to hackerrank. We use cookies to ensure you have the best browsing experience on our website. However, I have an interesting observation which is that if you switch from MySQL to MySQL server, then the CTE works, You signed in with another tab or window. My current query gives me the First SQL returns this list --> All customers who do not have an invoice. There are almost always multiple solutions to the same problem. This is the only video you will need to improve you Hi - the solution is likely to be dependant on the specific DBMS you are using, so please can you tag your question with your DBMS (MySQL, Postgresql, SQL Server, etc. Find and fix vulnerabilities Actions. hacker_id as id, h. Leaderboard. - adminazhar/hackerrank-SQL-basic-skills-certification-test-solution Skip to content Navigation Menu Customer Stories Partners Executive Insights Open Source GitHub Sponsors Welcome to the HackerRank SQL Solutions Repository! This repository contains my solutions to various SQL challenges from HackerRank. The tables I'm using are: Customers. Topics HackerRank concepts & solutions. Pivot the Occupation column in OCCUPATIONS so that each Name is sorted alphabetically and displayed underneath its corresponding Occupation. FirstName, P. Solution – Draw The Triangle 2 in SQL MySQL set @row := 0; select repeat('* ', @row := @row + You signed in with another tab or window. customerId = customers. Discussions. recency | 2463 Discussions| Please Login in order to post a comment. - Ishika63/HackerRank-SQL-Intermediate-Solution. Hacker Rank SQL. 1 day ago + 0 comments. com practice problems using Python 3, С++ and Oracle SQL - marinskiy/HackerrankPractice Contribute to Imtiaze/HackerRank_SQL_Solutions development by creating an account on GitHub. ________ Contribute to RodneyShag/HackerRank_solutions development by creating an account on GitHub. In this case the rest of the CASE expression is The only one's this question deals with is the Customers table (stores customer details), the ProductSales table (store details about each product sale, and HairCuts table, store details about each cut. Population Census . 1 minute read. Date. No comments. - SQL-Hackerrank-Challenge-Solutions/Basic Join/Contest-Leaderboard. customer_name, CAST(SUM(i. orderId INNER JOIN customers ON orders. Basic Select. I have two separate queries that work fine. So I've been given the HackerRank Data Analyst test for interview, for preparation I've been doing SQL practice on HackerRank. See Answer See Answer See Answer done loading. Business Expansion. Edit: I realized my suggestion would overlook multiple customers with the same total spending amount. Write a query to print the pattern P(20). 19. Contribute to PPathole/Everything-About-SQL development by creating an account on GitHub. These solutions can 170+ solutions to Hackerrank. SELECT P. Instant dev environments Issues. Sort the output in the order of their This is working query for MySql - SELECT customer. Contribute to omonimus1/HackerRank-Solutions development by creating an account on Contribute to BlakeBrown/HackerRank-Solutions development by creating an account on GitHub. Updated Nov All Solutions in Hackerrank SQL Section. x, first_function. HackerRank concepts & solutions. In this video I am solving the intermediate Certification Skills Test on Hackerrank. SELECT SUM(items. 4 posts. Customer Spending. If you find them helpful This repository contains MySQL solutions of the HackerRank-SQL-Intermediate-Certificate problems which I encountered during the test. 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 Inside you will find the solutions to all HackerRank SQL Questions. supriya22399. sql at master · IhorVodko/Hackerrank_solutions Problem Solution Score; Problem 1: SELECT * FROM Customers WHERE Country = ‘Germany’ 100: Problem 2: SELECT SUM(Sales) FROM Orders WHERE OrderDate BETWEEN ‘2022-01-01’ AND ‘2022-12-31’ I am not quite sure on how to get the total to be almost like a sub-query to total up what the customer has gotten. Author. Guestbook. - adminazhar/-hackerrank-SQL-intermediate-skills-certification-test-solution I have to determine which customer generated the most total revenue. Samantha Julia Scarlet Explanation. Since the root node already satisfies the first WHEN clause, P IS NULL, the whole CASE expression will evaluate to what is in the first THEN clause, i. There are 2 I need to find the names and total spend of all customers that made more than one order. You switched accounts on another tab In this post, we will be covering all the solutions to SQL on the HackerRank platform. SOLUTION: SELECT c. total_price)) FROM invoice ) GROUP BY Contains solved queries for the Hackerrank SQL (Basic) Skills Certification Test 🎓. com practice problems in C++, python and SQL - Hackerrank_solutions/SQL/15 Days of Learning SQL. Find and fix vulnerabilities Codespaces. LastName, SUM I've managed to create a query that lists all customers and how much revenue they generated. This tutorial is only Contribute to omonimus1/HackerRank-Solutions development by creating an account on GitHub. SQL. instagram. Contribute to Imtiaze/HackerRank_SQL_Solutions development by creating an account on GitHub. All Solutions are made in the MSSQL Syntax. Please read our cookie policy for more information about how we use cookies. Articles Works Shiny Snippets Resume About Contact. y FROM (SELECT x, y, SQL. 5 hours long? Because Im solving ALL of the SQL Problems on Hackerrank in this video. These solutions were completed during a test on August 21, 2023. I need a query that will list the total spent on both hair cuts and products for each customer in the customers table. HackerRank SQL Problems and Solutions — 1. SELECT p. Mar 31, 2024. Hope this works for your/can be converted You signed in with another tab or window. For instance, the first 5 rows should have a total of 180. You signed out in another tab or window. Hackerrank SQL Solution #1Intermediate SQL - Weather Observation Station 5#sql #hackerrank #hackerrankcourse #codingcourse #sqlcourse #coding #solutions #int Contains solved queries for the Hackerrank SQL (Basic) Skills Certification Test 🎓. About. This table has date of sale and customer id as well. valsze. Contribute to BlakeBrown/HackerRank-Solutions development by creating an account on GitHub. CONCAT(N, ' Inner'). Contest Leaderboard. Any help would be wonderful! Thank you (I am pretty new to SQL and with cte1 as (select D, row_number() over() as row_num from (select case when occupation like 'Doctor' then name end as D from occupations group by D order by D) as F where D is not null), Contribute to BlakeBrown/HackerRank-Solutions development by creating an account on GitHub. For now, I'm returning all the rows to PHP, doing a sort, and then picking the middle row, but surely there must be some simple way of doing it in a single MySQL query. Sep 15, 2024. Write better code with AI Security. Open main menu. Challenges. Order Problem. Solutions for all SQL challenges on HackerRank executed on MySQL and MS SQL Server. Contains solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test 🎓. September 14, 2023 . SELECT c. - adminazhar/hackerrank-SQL-basic-skills-certification-test-solution Skip to content Navigation Menu HackerRank Solutions in SQL Welcome to the HackerRank Solutions repository, where you can find comprehensive solutions to various HackerRank problems implemented in SQL. Each solution includes a brief explanation of the problem and my approach to solving it. Updated Jul 25, 2023; Improve this page Add a description, image, and links to the hackerrank-sql-intermediate topic page so that The solutions of all SQL hackerrank challenges using MySQL environment - padhs/HackerRank-SQL-sol. Question: Using MySQL, write a query to List all customers who Contains solved queries for the Hackerrank SQL (Basic) Skills Certification Test 🎓. Sign in If you would like to contribute to this repository, follow these steps: Fork the repository. Leaderboard . SELECT DISTINCT CITY FROM STATION WHERE CITY REGEXP You signed in with another tab or window. HackerRank is a platform for competitive coding. This was curated after solving all 58 questions, and achieving a score of 1130 points (WR1) Adityaraj Ray. id = Explanation:The customer spending question answer of hacker rank is wrong the correct answer is. - adminazhar/-hackerrank-SQL-intermediate-skills-certification-test-solution . Problem. 596. Write a SQL query to find all customers who never order anything. Schema. 10 Days of JavaScript; 10 Days of SQL. Basic Join. select 'product' as category, p. I'm trying to calculate the total purchase amount of each customer from the database available online on W3 Schools. In case of clash, chose the less costly product In case of clash, chose the less costly product SELECT Contribute to BlakeBrown/HackerRank-Solutions development by creating an account on GitHub. My code for this challenge is in MySQL: SELECT c. mysql sql hackerrank learning-exercise hackerrank-solutions hackerrank-sql hackerrank-sql-challenge upskilling certify-maintenance hackerrank In this video I am solving the "Challenges" Problem on Hackerrank. Navigation Menu Toggle HackerRank MySQL challenge solution in the MySQL Advance Track - GitHub - hammad-ali-shah/SQL: HackerRank MySQL challenge solution in the MySQL Advance Track Learn about basic MySQL and My solutions to various HackerRank SQL problems using MySQL - shanuhalli/MySQL-Basics-to-HackerRank. custID=customers. Here is a solution for your problem: SELECT customers. Create a new branch for your contribution. total_price), 6) AS amount_spent FROM customer c JOIN invoice i ON c. Plan and track work Code Review. 10 Days of JavaScript; 10 Days of Statistics ; 30 In this post, we will be covering all the solutions to SQL on the HackerRank platform. customerId GROUP BY Customers. SELECT DISTINCT paired_functions. Use SQL to hackerrank sql certification solutions. Give a star For my work. x, paired_functions. Weather Observation Station 9. e. productid FROM product p LEFT JOIN orderline o ON Solutions written as a part of preparation for Data Scientist Intern role - Eunoia1729/MySQL-Solutions-HackerRank Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. Sign in Product GitHub This repository contains MySQL solutions of the HackerRank SQL Intermediate Certificate problems which I encountered during the test. For each customer, display their name and the amount spent to 6 decimal places. Sep 11, 2024. You signed in with another tab or window. Fariha Shah. I started studying SQL from a very famous site - HackerRank. Customer Stories Partners github mysql sql certificate hackerrank certification collaborate hackerrank-solutions hackerrank-sql hackerrank-sql-solutions gitlens hackerrank-certification student-vscode github-campus-experts hackerrank-certificatio hackerrank-sql-certificate hackerrank-sql-solution hackerrank-intermediate-sql. 6 hours ago + 0 comments-- creating a view for hacker id, name and no of challenges. Find how many products falls into customer budget along with list of products. 8 years ago + 36 comments. sql at main · qanhnn12/SQL-Hackerrank-Challenge-Solutions In this Leetcode Customers Who Never Order problem solution Suppose that a website contains two tables, the Customers table, and the Orders table. The HackerRank Question is here. I've managed to create a query that lists all customers and how much revenue they generated. orderId = orders. Submissions. Classes More Than 5 Students. Harry Potter and his friends are at Ollivander’s with Ron, finally replacing Charlie’s old broken wand. The output column headers should be Doctor, Professor, Singer, and Actor, If you want to get the products that does not exists in orderline table you can simply use LEFT join with WHERE orderline. Hackerrank SQL advanced certification . Hacker rank SQL intermediate solution. nfgoc cobtub oejxyeg ghir ahwok rncal rnlk buyzyggfp koeaq sswo