Product without sales hackerrank solution sql server. Automate any workflow Codespaces .
Product without sales hackerrank solution sql server Write a query that gives month, monthly maximum, monthly minimum, monthly You signed in with another tab or window. product_id = o1. product_name, Coalesce((ii. Contains solved queries for the Hackerrank SQL (Basic) Skills Certification Test π. sku, product. Effective solutions to hackerrank. COINS_NEEDED, W. You are selecting the number of distinct managers that employees in the analytics department have, not the number of managers who themselves work in analytics. Without knowing the table structure, this is impossible to answer correctly. 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. Sales Year Sales Month Dispenser-sales Refill-sales 2015 6 500. Write a query to print the contest_id, hacker_id, name, and the sums of total_submissions, total_accepted_submissions, total_views, and total_unique_views for each contest sorted by contest_id. It takes the headers into account, event though the Contribute to RodneyShag/HackerRank_solutions development by creating an account on GitHub. e. Whether we are a sales leader or manager, metrics play a crucial role in ensuring our companyβs success. 872 6 6 gold badges 16 16 silver badges Contribute to BlakeBrown/HackerRank-Solutions development by creating an account on GitHub. POWER. The certificate can Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test π. Considering your data model and requirements, you should try the below SQLs. Table of Contents. product() This tool computes the cartesian product of input iterables. order_id <> o1. Input Format. Reload to refresh your session. - Ishika63/HackerRank-SQL-Intermediate-Solution 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. Dismiss alert GitHub is where people build software. Domains Hackerrank is worthless for SQL. sales and see if those three sales numbers are correct. This article analyzes the performance of different DAX techniques to identify any products without sales in an area or a time period. product_name FROM product WHERE product. Welcome to HackerRank SQL (Intermediate) Skills Certification Test. The result should be in the following format: Q1,Q2,Q3,Q4 transactions. - adminazhar/hackerrank-SQL-basic-skills-certification-test-solution Saved searches Use saved searches to filter your results more quickly Dec 23, 2024 · Objective. Solution β Weather Observation Station 9 in SQL MySQL select distinct city from station where not (city like 'A%' or city like 'E%' or city like 'I%' or city like 'O%' or city like 'U%'); Could you modify the first line of the select statement to: SELECT product, this_month. Sort by: Best The thing is, with SQL there's so many solutions to a question and it can be approached in several ways. Listed below are the questions available in this repository. Short story here's you iceberg solution in SQL. Test duration 35 mins. Personal HackerRank Profile. Find and fix vulnerabilities Actions. This is a timed test. 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 pl/sql). Write better code with AI Security. Contains solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test π. Please make sure you are not interrupted during the test, as the timer cannot be paused once started. Automate any HackerRank_solutions / SQL / Aggregation / Weather Observation Station 18. This counts events rather than users. Code i have written: Contains solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test π. Manage You signed in with another tab or window. outer(A, B) #Output : [[0 0] # [3 4]] 6 days ago · Problem. This table contains sales data, including the sales_date, sales_amount, and currency. Automate any workflow Codespaces This repository consists of solutions to HackerRank practice, tutorials, and interview preparation problems with Python, SQL, C++, and Java. - adminazhar/hackerrank-SQL-basic-skills-certification-test-solution Skip to content Navigation Menu You signed in with another tab or window. Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. Platform Help | Execution Environment | FAQ. You are given a two lists A and B. Write a query to output all such symmetric pairs in ascending order by the value of X. Questions - Products Without Sales; Product Sales Per City You signed in with another tab or window. If you want a list of actual database certifications. sql at main · qanhnn12/SQL-Hackerrank-Challenge-Solutions 6 days ago · Problem. 00 2015 7 500. You can easily perform UNION with both the SQLs. product() solution in python. Contribute to edaaydinea/HackerRank development by creating an account on GitHub. The following pattern represents P(5):. In this HackerRank itertools. Codersdaily is the best training institute in Indore providing training on a variety of technology domains in the IT and pharma industry. outer. 6: Binary Tree Nodes: Solution: We can write this query using simple case when statements. The output column headers should be Doctor, Professor, Singer, and Actor, respectively. inner. txt at main · mahedei/Hackerrank-SQL-Intemediate-Skills-Certification-Test This repository includes HackerRank Solutions. SQL-Business-Expansion and 2. select o1. No cash value. Reply Puzzlehead8575 β’ Additional comment actions I passed this "certificaiton" the other week. Two pairs (X 1, Y 1) and (X 2, Y 2) are said to be symmetric pairs if X 1 = Y 2 and X 2 = Y 1. notes, I've given the tables an alias to ensure you don't get conflicts between the column names. You can toss a subquery in your WHERE clause to find customers that have had sales today:. sql sql-server database t-sql Share Improve this question Follow edited Jan 17, 2013 at 14:57 John Woo 264k 69 69 gold badges 507 507 silver badges 499 asked Sep 11, 2012 at 9: You signed in with another tab or window. sql union. Ayman Ayman. List the rows such that X 1 β€ Y 1. There is a table with daily weather data over the last 6 months of 2020, including the maximum, minimum, and average temperatures. But assuming your orders table has an order_id (PK), a customer_id and sales column, this should do it:. import numpy A = numpy. c# 385 Questions count 279 Questions database 846 Questions date 255 Questions datetime 207 Questions google-bigquery 381 Questions group-by 419 Questions java 259 Questions join 484 Questions json 218 Questions ms-access 319 Questions mysql 2619 Questions oracle 1602 Questions php 466 Questions pivot 170 Questions plsql 232 Questions postgresql 1876 Solutions for all SQL challenges on HackerRank executed on MySQL and MS SQL Server. SQL Server Share Add a Comment. What products did not. 00 my schema. This is one question solution to the HackerRank SQL Basic Certification problem and this is shared for your You signed in with another tab or window. By detailing sales figures per city and identifying customers who spent 25% or less than Effective solutions to hackerrank. customer_id LEFT JOIN invoice_item ii ON Contribute to VivekSai07/Hackerrank-SQL-Intermediate-Skills-Certification-Test-Solution development by creating an account on GitHub. Find and fix vulnerabilities 1. β You signed in with another tab or window. - adminazhar/hackerrank-SQL-basic-skills-certification-test-solution Skip to content Navigation Menu HackerRank concepts & solutions. Click here to see more codes for Raspberry Pi 3 and similar Family. Clarification: I want a row for each possible month/product tuple. sales, last_year. - kilian-hu/hackerrank-solutions Dec 23, 2024 · Print only one line containing the numerator and denominator of the product of the numbers in the list in its simplest form, i. Plan and track work Your question is a lot like that. Julia asked her students to create some coding challenges. There are almost always multiple solutions to the same problem. It looks innocuous, and yet just out of initial glance there is a hidden beast. - Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions/Products Sales Per City(Solution-1,2). 8223 words 42 min read βββ views. Explanation: In the given scenario, the goal is to determine the product with maximum discount for each category. Open main menu. Dive deeper into SQL with complex joins, unions, and sub-queries. I suspect that they are looking for you to use min and max. Write a query to print the hacker_id, name, and the total number of challenges created by each student. It is equivalent to nested for-loops. Automate any workflow Codespaces. Instant dev environments Issues. You can't reference total in your order statement due to the way SQL calculates the dataset. Terms and Conditions apply. More than 100 million people use GitHub to discover, fork, and contribute to over 420 million projects. I need to print customer even not have invoice and even those product that were not sold than customer and product as NA and quantity as o. INNER JOIN exchange_rate e: The exchange_rate table is aliased Solutions for all SQL challenges on HackerRank executed on MySQL and MS SQL Server. Problem Pivot the Occupation column in OCCUPATIONS so that each Name is sorted alphabetically and displayed underneath its corresponding Occupation. Instant dev environments Jan 8, 2025 · Problem. SQL-Product-Sales-per-City files for the Welcome to HackerRank SQL (Intermediate) Skills Certification Test. Improve this question. Note: Print NULL when there are no more names corresponding to an occupation. sales from orders o2 where o2. inner(A, B) #Output : 4. No. - adminazhar/-hackerrank-SQL-intermediate-skills-certification-test-solution product-sales-per-city. Q. product_id and o2. - HackerRank-SQL-Certification-Test-Solutions This intermediate SQL solution provides insights into product sales across cities, offering a comprehensive overview of customer spending patterns. - SQL-Hackerrank-Challenge-Solutions/Advanced Select/Occupations. I've used an inner join, but you might want to look into left & right joins. sales, last_month. Skip to content. Sort your results by the total number of challenges in descending order. You signed in with another tab or window. This tool computes the cartesian product of input iterables. . SQL query for overview of purchased products per user. out put should be like this . - SQL-Hackerrank-Challenge-Solutions/Basic Join/Contest-Leaderboard. where LAT_N is the northern latitude and LONG_W is the western longitude. Click here to see more codes for NodeMCU ESP8266 and similar Family. - mahedei/Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions I took the HackerRank test on 10/11/2023. I had never done any Hacker Rank puzzles but decided to take a shot and wing it just to see if I could pass it for fun. numerator and denominator have no common divisor other than 1. Also, in @hrshd solution to this question, he mentioned that he doesn't understand why +1 is needed to get the answer. I think if j1mbl3s will read the hackerrank problem statement once, this solution will make a lot more sense to you. Problem; Solution β Draw The Triangle 2 in SQL. Find and fix Working Platform:- DB2, MySQL, MS SQL Server */ SELECT W. MySQL; Problem. Order by . sales from orders o1 where o1. Instant dev environments Tab/Se Youlube Maps 2 List Customer and Product Without Sale Using the UNION operator in one list return all customers who do not have an invoice and all products that were not sold For each customer without an invoice return - You signed in with another tab or window. Guestbook . I tried to provide those with explanation. Sample Input You signed in with another tab or window. Ayman. Skip to content CodingBroz Coding Made Simple Home Blog Coding Tips HackerRank Menu Toggle 10 Days of JavaScript 10 Days of Statistics 30 Days of This repository contains MySQL solutions of the HackerRank SQL Intermediate Certificate problems which I encountered during the test. of questions 2 questions. These are not the only solutions. Hacker rank SQL intermediate solution. Give a star For my work. Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test π. sql at main · qanhnn12/SQL-Hackerrank-Challenge-Solutions Hello coders, today we are going to solve Draw The Triangle 2 HackerRank Solution in SQL. Well, then you are in luck because you can achieve the same thing with CTE-s, only by slightly changing your SAS code. 0. 4% of all SQL online submissions for this problem. sql at main · qanhnn12/SQL-Hackerrank-Challenge-Solutions Solutions for all SQL challenges on HackerRank executed on MySQL and MS SQL Server. Dismiss alert Effective solutions to hackerrank. The CITY is described as follows: Field Type; ID: NUMBER : NAME: VARCHAR2(17) itertools. These new additions to our Developer Skills Platform deliver more impact to help our customers attract, hire, upskill and mobilize their technical talent. Readme Product GitHub Copilot. This intermediate SQL solution provides insights into product sales across cities, offering a comprehensive overview of customer spending patterns. If our data is stored in a database, SQL provides powerful tools to calculate and analyze monthly sales. Plan and track work Code Review. - DaveSV/HackerRank-SQL-Intermediate-Certificate This collection provides solutions to the HackerRank SQL Certification Test problems. That is why i provided the whole solution and clarification to the hackerrank problem in SQL server. - Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions/Products Without Sales(solution-1,2). com practice problems in C++, python and SQL - IhorVodko/Hackerrank_solutions. Solution β Draw The Triangle 2 in SQL MySQL set @row := 0; select Apr 6, 2023 · FROM sales_amount s: The sales_amount table is aliased as s. Feel free to ask doubts in the comment section. Write a query to print the pattern P(20). Exclude the contest from the result if all four sums are . ^ These offers are provided at no cost to subscribers of Chegg Study and Chegg Study Pack. Sub-queries: Enhance your querying skills with nested queries. The new AI-powered solutions, SkillUp and Engage, help organizations mobilize developer talent and accelerate tech hiring. First SQL returns this list β> All customers who do not #### Solution By Steps ***Step 1: Identify Customers Without Invoices*** Select all customers who do not have a corresponding entry in the invoices table. P(R) represents a pattern drawn by Julia in R rows. JOIN WANDS Contribute to jaimiles23/HackerRank_Solutions development by creating an account on GitHub. - qanhnn12/SQL-Hackerrank-Challenge-Solutions Skip to content Navigation Menu Company : DunzoSQL Coding 2 :Sales Data for All Customers and Products Answer) SELECT IFNULL(customer_name, "N/A") customer_name, IFNULL(product_name, "N/A") HackerRank Solutions provides solutions to all problems like Algorithms, Data Strucutres, C, C++, Python, Java, Interview Preparation Kit in Hackerrank Our Effort to provide you the best solutions requires some appreciation Click here to see solutions for all Machine Learning Coursera Assignments. Problem; Input Format; Solution β Average Population in SQL. While solving all SQL problems from HackerRank, I came across multiple solutions for the same problem. Articles Works Shiny Snippets Resume About Contact. My journey of earning a SQL certification and tackling HackerRank SQL challenges. In this case, that beast is the data structure you're having to do this for plus the fact that shifts appear to cross days. Column1: Product Column2: Units sold Column3: Growth from previous month (in %) Column4: Growth from same month last year (in %) In my table the Contribute to RodneyShag/HackerRank_solutions development by creating an account on GitHub. ---- Products Without Sales (solution_1) SELECT product. HackerRank is excited to share the launch of two groundbreaking solutions, SkillUp and Engage. Manage code changes You signed in with another tab or window. YASH PAL, 31 July 2024. On this Contains solved queries for the Hackerrank SQL (Basic) Skills Certification Test π. You signed out in another tab or window. Julia just finished conducting a You signed in with another tab or window. Print NA for null customers or product or null quantity . It showcases my growth, challenges faced, and solutions offered. 00 1500. 00 500. product() problem solution in python This tool computes the cartesian product of input iterables. All HackerRank solutions for Python, Java, SQL, C, C++, Algorithms, Data Structures. Long story below that. Manage code changes You'll have to omit those records in the addition which don't belong to a full week. Sign in Product GitHub Copilot. Jul 31, 2024 · HackerRank itertools. sql. You switched accounts on another tab SELECT c. array([3, 4]) print numpy. The outer tool returns the outer product of two arrays. A somewhat naive approach would be to pivot the data "per user" first, and then aggregate. Instructions. ***Step 2: Identify Products You signed in with another tab or window. You switched accounts on another tab or window. com practice problems in C++, python and SQL - IhorVodko/Hackerrank_solutions Toggle navigation Sign in Product GitHub Copilot Write better code with AI Security Find and fix vulnerabilities Actions Plan and track I have used MySQL and MS SQL Server for the solutions. It focuses solely on offering correct answers for SQL queries, joins, and aggregations, helping users pass the certification efficiently. Instant dev Contribute to BlakeBrown/HackerRank-Solutions development by creating an account on GitHub. - adminazhar/-hackerrank-SQL-intermediate-skills-certification-test-solution Skip to content Navigation Menu how can i get total sales for each product category . txt at main · mahedei/Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions 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 Essentially the original code of what I am doing, is going to the Sales table, pulling in all user sales data by current day, by product, by product sub_id, by transaction id. For example, product(A, B) returns the same as ((x,y) for x in A for y in B). The second question I didn't complete it time. Find and fix - DB2, MySQL, Oracle, MS SQL Server */ SELECT COMPANY_CODE, FOUNDER, (SELECT COUNT (DISTINCT LEAD_MANAGER_CODE) FROM LEAD List Customer And Product Without Sale. I will try my best to Post displaying HackerRank sql problem solving questions and solution. Another way to solve this query is using the pivot function in T-SQL. units_sold, this_month. Navigation Menu Toggle navigation. Need to show the following columns (3 408 Questions select 315 Questions snowflake-cloud-data-platform 186 Questions sql 14440 Questions sql-server 3289 Questions sql-server-2008 220 Questions sql-update 195 Questions sqlite 378 Questions stored-procedures 192 Questions subquery 222 Contribute to RodneyShag/HackerRank_solutions development by creating an account on GitHub. Q1 through Q4 contain the sums of transaction volumes for the algorithm for each calendar quarter of 2020 precise to 6 places Hello coders, today we are going to solve Top Competitors HackerRank Solution in SQL. This repository contains solutions to all the HackerRank SQL Practice Questions - Pavith19/HackerRank-SQL-Challenges-Solutions. Click here to see more codes for Arduino Mega (ATMega 2560) and similar Family. Apr 11, 2022 · Product GitHub Copilot. id = i. The inner tool returns the inner product of two arrays. Follow edited Jan 11, 2016 at 18:33. Solutions for all SQL challenges on HackerRank executed on MySQL and MS SQL Server. - adminazhar/hackerrank-SQL-basic-skills-certification-test-solution Skip to content Navigation Menu And I want to show the maximum product's price of each category in this table. The Merit Rewards SQL problem is a question presented in the HackerRank Basic SQL Certification exam. Please checkout my solutions and make use of it for the learning purpose only. order_id); As others say, the breakdown of the columns is probably the answer. Explore my GitHub repository to learn from my experiences Final answer: The given problem requesting the product with the maximum discount in each category can be solved using SQL's GROUP BY, MIN() and MAX() functions to select the smallest product_id and the largest discount within each group respectively. It helps the sales team to align their efforts effectively. FROM WANDS AS W. Try this list below You signed in with another tab or window. customer_name, p. Complex Joins: Navigate through intricate relationships between tables. SELECT 'Date'[Year], 'Date'[Month Number], 'Product'[Product Name] FROM 'Sales' LEFT OUTER JOIN 'Date' ON 'Sales'[Order Date]='Date'[Date] LEFT OUTER JOIN 'Product' ON 'Sales'[ProductKey]='Product'[ProductKey]; The COUNT of rows disappeared from xmSQL. However, in the above query I have tried sticking to using standard SQL. Contribute to lpinzari/sql-psql-udy development by creating an account on GitHub. A day later they said I passed and awarded a certification. ^ Chegg survey fielded Another way to solve this query is using the pivot function in T-SQL. This repo contains notes on SQL and PostgreSQL. - qanhnn12/SQL-Hackerrank-Challenge-Solutions A collection of solutions to competitive programming exercises on HackerRank. By detailing sales figures per city and identifying customers who spent 25% or less than the average, this solution Hello coders, today we are going to solve Population Density Difference HackerRank Solution in SQL. Crack your coding interview and get Contains solved queries for the Hackerrank SQL (Basic) Skills Certification Test π. Automate any workflow This intermediate SQL solution provides insights into product sales across cities, offering a comprehensive overview of customer spending patterns. product_id, o1. After your test cases get passed!!!! Happy Learning!!!! Here are solutions and databases from Hackerrank Certification Tests. This solution has a runtime of 5853ms and it's faster than 5. Automate any workflow Codespaces Hackerrank solutions for node intermediate proficiency Resources. 2. /* SAS code */ CREATE TABLE initial_table AS ( SELECT stuff FROM table ); CREATE TABLE second_table AS ( SELECT stuff FROM initial_table ); CREATE TABLE final_table AS ( SELECT stuff FROM second_table ); /* Same code using CTEs */ WITH Hopefully that gives you enough pointers to formulate the SQL yourself. Which means that a user who views the same product twice (or even purchases the same product twice, months apart) may skew the results. - adminazhar/hackerrank-SQL-basic-skills-certification-test-solution . If the product has sales, it is included in Power Pivot, and SQL Server Analysis Services. Skip to content . Automate any workflow Working Platform:- DB2, MySQL, MS SQL Server Dec 24, 2024 · Problem. Source Code 2 In this solution, we use a LEFT JOIN to combine rows from Sales and Product where the product_id matches. Automate any HackerRank_solutions / SQL / Aggregation / Weather Observation Station 15. Published on November 5, 2020. Plan and track I need to build a query with 4 columns (sql 2005). A monthly sales report represents the state of sales activities in a company per month. Contribute to BlakeBrown/HackerRank-Solutions development by creating an account on GitHub. Unions: Combine results from multiple queries efficiently. AGE, W. Skip to main content. - SQL-Hackerrank-Challenge-Solutions/Basic Join/Population-Census. SELECT count(*) /*count of transactions*/ FROM transactions WHERE /*Transactions in the last two months*/ transaction_date > DATEADD(mm, -2, GETDATE()) /*For customers that have had a sale today*/ customer_number in (SELECT customer_number Contribute to BlakeBrown/HackerRank-Solutions development by creating an account on GitHub. As others have already hinted: this is a bug in the HackerRank processor. Codersdaily provides you the best material with live training by industry experts, which will help you kickstart your career. Stack Overflow. The LEFT JOIN keyword returns all records from the left table (Sales), and the matched records from the right table (Product). sales <= all (select o2. Automate any workflow HackerRank_solutions / SQL / Aggregation / Weather Observation Station 18. But there could also be a logical issue. What sql query would return the monthly sales per product, and include products with no sales? (I'm using sql server if that makes any difference). HackerRank concepts & solutions. sql; sql-server; sql-server-2008; Share. You switched accounts on another tab Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test π. A number of algorithms are used to mine cryptocurrencies. Let's say we have a Product table (product_id, product_name) and a Sales table (product_id, date, qty, amount). array([0, 1]) B = numpy. quantity), 0) AS quantity FROM customer c LEFT JOIN invoice i on c. ID, P. As part of a comparison, create a query to return a list of algorithms and their volumes for each quarter of the year 2020. Query the average population for all cities in CITY, rounded down to the nearest integer. Marco and Alberto have worked with Analysis Services, Power BI and Power The query should return all customers ,even customers without invoices and also products,even those products that were not sold. Note that all the nodes (in the tree) are already mentioned in the N column in the table. Due to how data is compressed in VertiPaq, counting the rows in a table is very fast. Problem; Input Format; Explanation; Solution β Top Competitors in SQL. - GitHub Product GitHub Copilot. Sample Input 0 Jul 22, 2024 · This repository contains solutions to all the HackerRank SQL Practice Questions - Pavith19/HackerRank-SQL-Challenges-Solutions. Then ranking who sold the highest amount of product, on the day, of a particular transaction id. HackerRank SQL Problem Solving Questions With Solutions # Related Topics: SQL SQL-Problem-Solving HackerRank. Your task is to compute their cartesian product A X B. I've HackerRank MySQL challenge solution in the MySQL Advance Track - GitHub - hammad-ali-shah/SQL: HackerRank MySQL challenge solution in the MySQL Advance Track There is a tale with daily weather data over the last 6 months of 2020, including the In this repository you will find my answers to the SQL challenges proposed in HackerRank, from basic to advanced level. Saved searches Use saved searches to filter your results more quickly Contains solved queries for the Hackerrank SQL (Basic) Skills Certification Test π. This repository contains MySQL solutions of the HackerRank SQL Intermediate Certificate problems which I encountered during the test. View Profile. Dismiss alert Navigation Menu Toggle navigation Contains solved queries for the Hackerrank SQL (Basic) Skills Certification Test π. Please visit each partner activation page for complete details. github mysql sql Contribute to BlakeBrown/HackerRank-Solutions development by creating an account on GitHub. Navigation Menu Toggle navigation You signed in with another tab or window. Working Platform:- DB2, MySQL, Oracle, MS SQL Server */ SELECT NAME FROM EMPLOYEE WHERE SALARY > 2000 AND MONTHS < 10 ORDER BY SQL (Intermediate) It includes complex joins, unions, and sub-queries. Samantha interviews many candidates from different colleges using coding challenges and contests. So, prior to summing up, you'll have to find the min and max of the dates, manipulate them such that they form "whole" weeks, and then run your original query with a WHERE that limits the date values according to the new range. id NOT IN (SELECT product_id FROM invoice_item); ----- Products You signed in with another tab or window. Automate any MUST USE MS SQL SERVER To use CTEs with MySQL. I am trying to get sales details of all customer and products output should return all customer even customer without invoices and also all product even those product that were not sold. asked Jan 11, 2016 at 18:29. By that time, I was annoyed by the whole interface and validation process that I just took the puzzle and did it a few minutes over in my own SQL Server sandbox. Plan and track work Hello coders, today we are going to solve Average Population HackerRank Solution in SQL. Please check 1. egutjffajlmjbmunlxrgjdtxmyelhlrbaiyxzrkvvtnfypirkhyvalpvzdkj