Product sales per city hackerrank solution github oracle Replaced mysql % with MOD to solve in oracle: SELECT distinct CITY from STATION WHERE MOD(Id,2) = 0; Saved searches Use saved searches to filter your results more quickly This repository is a home for elegant solutions to problems found on HackerRank, designed to help you improve with both domain problems and contests. c: Oct 26, 2021 · All Solutions in Hackerrank SQL Section. I have taken HackerRank test on 9th Oct 2022. 170+ solutions to Hackerrank. Oct 8, 2022 · Saved searches Use saved searches to filter your results more quickly Navigation Menu Toggle navigation. Working Platform:- MySQL, Oracle, MS SQL Server */ SELECT CITY. Jun 9, 2021 · Saved searches Use saved searches to filter your results more quickly About. It focuses solely on offering correct answers for SQL queries, joins, and aggregations, helping users pass the certification efficiently. · All HackerRank solutions for Python, Java, SQL, C, C++, Algorithms, Data Structures. ORACLE: SQL: Basic select: Revising-Select 2: ORACLE: SQL: Basic select: Weather observation: ORACLE: SQL: Contribute to chanwaihan/HackerRank-Solutions development by creating an account on GitHub. Your result cannot contain duplicates. mysql sql oracle hackerrank mysql-database oracle-11g oracle-db oracle-12c oracle-database hackerrank-solutions hackerrank-sql hackerrank-sql-solutions Updated To associate your repository with Saved searches Use saved searches to filter your results more quickly Saved searches Use saved searches to filter your results more quickly Apr 28, 2023 · sql hackerrank hackerrank-solutions sql-history hackerrank-30dayschallange hackerrank-sql hackerrank-statistics hackerrank-sql-solutions hackerrank-solutions-github sql-hackerrank hackerrank-sql-challenge Saved searches Use saved searches to filter your results more quickly 317 efficient solutions to HackerRank problems. You signed in with another tab or window. Find and fix vulnerabilities Actions. py at master · surbhimgr/python-solutions mysql ok: SELECT distinct CITY from STATION WHERE Id % 2 = 0; oracle: SELECT distinct CITY from STATION WHERE Id % 2 = 0; invalid character. CountryCode and COUNTRY. Contribute to har1247/HackerRankSolutions development by creating an account on GitHub. · GitHub is where people build software. Please note that these solutions are only one possible solution to each challenge, and there may be other, more efficient ways to solve them. Contribute to KimTisott/HackerRank-Solutions development by creating an account on GitHub. id ---- Products Sales Per City (Solution_1) SELECT invoice. Jul 22, 2022 · My journey of earning a SQL certification and tackling HackerRank SQL challenges. line_total_price), 2) as tot from city ci, customer cu, invoice i, invoice_item ii, product pr where ci. CODE . Sign in Product You signed in with another tab or window. Sort your result by ascending employee_id. Instant dev environments · Product Actions. Nov 5, 2020 · Given the CITY and COUNTRY tables, query the names of all the continents (COUNTRY. Population) rounded down to the nearest integer. It also uses the "ci" alias to refer to the CITY table, since we are using a JOIN. ; Pivots in SQL: Contains solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test π. I have taken Here is Oracle solution from my HackerrankPractice repository: SELECT * FROM CITY WHERE COUNTRYCODE = ' USA ' AND POPULATION > 100000 ; Feel free to ask if you have any Contains solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test π. May 17, 2023 · You signed in with another tab or window. Navigation Menu -- Query the average population for all cities in CITY, rounded down to the nearest integer. Give a star For my work. By detailing sales figures per city and Apr 1, 2023 · Here are the 2 questions asked in HackerRank SQL Intermediate Certification Exam, these 2 will be available in one attempt. city_name, pr. Input Format. This repository contains all solutions and "thought process" to Hackerrank's SQL challenges. - sharathreddy31/SQL Effective solutions to hackerrank. WHERE COUNTRYCODE ='USA' AND POPULATION > 100000; Footer You signed in with another tab or window. Contribute to BlakeBrown/HackerRank-Solutions development by creating an account on GitHub. As part of the business expansion efforts at a company, your help is needed to find all pairs of customers and agents who Navigation Menu Toggle navigation. Topics Write better code with AI Security. Crack your coding interview and get hired. All Solutions are made in the MSSQL Syntax. Saved searches Use saved searches to filter your results more quickly Contribute to chanwaihan/HackerRank-Solutions development by creating an account on GitHub. ; Add Explanations: Provide detailed explanations of code and problem-solving approaches. If you are using a different SQL Language (for example MySQL) you might have to adapt the solution a little. Each challenge has its own solution file with the SQL code to solve the challenge. c: Easy: 10: Implementation: Strange Counter: Solution. Hacker rank SQL intermediate solution. Dec 23, 2024 · Explanation of the Query: SELECT ci. - -hackerrank-SQL-intermediate-skills-certification-test-solution/README. Product Actions. Saved searches Use saved searches to filter your results more quickly Saved searches Use saved searches to filter your results more quickly You signed in with another tab or window. Query Optimization: Optimize your queries for better performance. Instant dev environments Copilot. e. WHERE countrycode = 'JPN': This condition filters the results to include only cities that are located in Japan. Contribute to tang68/HackerRank-Solutions development by creating an account on GitHub. txt; Products Without Sales(solution-1,2). - adminazhar/-hackerrank-SQL-intermediate-skills-certification-test-solution 3 days ago · Saved searches Use saved searches to filter your results more quickly Saved searches Use saved searches to filter your results more quickly Mar 29, 2024 · You signed in with another tab or window. Find and fix vulnerabilities Codespaces Navigation Menu Toggle navigation. SELECT NAME. So, without wasting any time, letβs jump to the Apr 22, 2021 · I have tried to provide the complete solution with possible explanation to all SQL Practice problem on HackerRank. ; Improve Intends to show my coding progress over time. More than 100 million people use GitHub to discover, fork, and contribute to over 420 million projects. INNER JOIN COUNTRY . Topics Trending Product Sales Analysis I: Easy: pandas: Find Expensive Cities: Easy: pandas: Sellers A collection of solutions for Hackerrank data structures and algorithm problems in Python - dhruvksuri/hackerrank-solutions Saved searches Use saved searches to filter your results more quickly · GitHub is where people build software. FROM CITY. It will be updated everyday. FROM city: Specifies that the data is being selected from the CITY table. Sign in Product GitHub Copilot. Contribute to chanwaihan/HackerRank-Solutions development by creating an account on GitHub. It also uses the joined table Contribute to Imtiaze/HackerRank_SQL_Solutions development by creating an account on GitHub. com practice problems using Python 3, Π‘++ and Oracle SQL - lislema/python-practice Contribute to BlakeBrown/HackerRank-Solutions development by creating an account on GitHub. Continent) and their respective average city populations (CITY. Navigation Menu - DB2, MySQL, Oracle, MS SQL Server */ SELECT * FROM CITY. Navigation Menu Toggle navigation. GitHub community articles Repositories. - adminazhar/-hackerrank-SQL-intermediate-skills-certification-test-solution Skip to content Navigation Menu Find and fix vulnerabilities Codespaces 170+ solutions to Hackerrank. Intermediate. FROM (SELECT ROW_NUMBER() OVER (PARTITION BY occupation ORDER BY name) as rn, name, occupation. It showcases my growth, challenges faced, and solutions offered. Instant dev environments · Add this topic to your repo To associate your repository with the hackerrank-sql-solutions-oracle topic, visit your repo's landing page and select "manage topics. Saved searches Use saved searches to filter your results more quickly Saved searches Use saved searches to filter your results more quickly Write better code with AI Code review. Host and manage packages 170+ solutions to Hackerrank. Write better code with AI Solved queries for the Hacker-rank SQL (Intermediate) Skills Certification Test - Hacker-rank/Products Without Sales(solution-1,2). txt; hackerrank-solutions hackerrank-sql hackerrank-sql-solutions gitlens hackerrank-certification You signed in with another tab or window. product_name, invoice_item. txt at main · mahedei/Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions Skip to content. Sign in Product Oct 28, 2023 · This repository contains the solutions to the HackerRank SQL (Intermediate) Skills Certification Test. com practice problems using Python 3, Π‘++ and Oracle SQL -structures-and-algorithms hackerrank-sql hackerrank-problem-solutions hackerrank-practice hackerrank-problem-solving hackerrank-solutions-github hackerrank-all-solutions Saved searches Use saved searches to filter your results more quickly Saved searches Use saved searches to filter your results more quickly 317 efficient solutions to HackerRank problems. Solutions to some of the problems on HackerRank. ; Indexing: Explore the power of indexing for faster data retrieval. Contribute to rene-d/hackerrank development by creating an account on GitHub. 5 days ago · Saved searches Use saved searches to filter your results more quickly Nov 14, 2024 · SELECT name : This part of the query specifies that you want to retrieve only the name field, which contains the names of the cities. I do not own or make these questions. ; Data Modeling: Design efficient and effective database structures. Sock Merchant Sales by Match: Solution. -- The COUNTRYCODE for Japan is JPN. Note : Mar 31, 2024 · #Solution 1: SELECT DISTINCT CITY FROM STATION WHERE LEFT(UPPER(CITY),1) NOT IN('A','E','I','O','U') AND RIGHT(UPPER(CITY),1) NOT IN('A','E','I','O','U'); #Solution 2: SELECT DISTINCT CITY FROM Oct 11, 2023 · Products Sales Per City(Solution-1,2). hackerrank. txt at main · codehub001/Hacker-rank You signed in with another tab or window. More than 100 million people use GitHub to discover, fork, and contribute to over 330 million projects. name AS city_names: Retrieves all names in the city table for all rows that match the specified condition. months. id = cu. com practice problems using Python 3, Π‘++ and Oracle SQL - marinskiy/HackerrankPractice This collection provides solutions to the HackerRank SQL Certification Test problems. Write better code with AI Security. 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. Skip to content. After your test cases get passed!!!! Happy Learning!!!! Navigation Menu Toggle navigation. Host and manage packages My solution to the HackerRank City Weather Station question in Java. Sign in Contribute to chanwaihan/HackerRank-Solutions development by creating an account on GitHub. 2 Questions are asked, as of now 2 questions will be asked from Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test π. Oracle SQL specifically. These solutions are of sql, pyhton and java. - Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions/Products Sales Per City(Solution-1,2). -- Note: CITY. - luyunchien/weather-api-client. Saved searches Use saved searches to filter your results more quickly Contribute to KimTisott/HackerRank-Solutions development by creating an account on GitHub. Solutions for practice problems at HackerRank. Manage code changes Saved searches Use saved searches to filter your results more quickly Dec 17, 2023 · You signed in with another tab or window. Contribute to RodneyShag/HackerRank_solutions development by creating an account on GitHub. Automate any workflow Packages. Saved searches Use saved searches to filter your results more quickly Jun 28, 2024 · Contribute to Anmol53/hackerrank-problem-solving development by creating an account on GitHub. - ad17171717/LeetCode-HackerRank-Solutions-and-More. - haotian-wu/Hackerrank_solutions Saved searches Use saved searches to filter your results more quickly · GitHub is where people build software. The STATION table is described as follows: Oct 27, 2024 · Welcome to my HackerRank repository! π. Contribute to Imtiaze/HackerRank_SQL_Solutions development by creating an account on GitHub. Find and fix vulnerabilities Codespaces 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 My solutions to the HackerRank SQL challenges are organized by the challenge category. - HackerRank_Solutions/Weather Observation Station 10 at main · abhiijndal/HackerRank_Solutions Jul 24, 2024 · You signed in with another tab or window. ; Multiple Language Implementations: Add solutions in other programming languages. You switched accounts on another tab or window. Aug 22, 2024 · select ci. COUNTRYCODE = COUNTRY. txt at main · mahedei/Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions Saved searches Use saved searches to filter your results more quickly Saved searches Use saved searches to filter your results more quickly Write better code with AI Code review. Navigation Menu Toggle navigation Saved searches Use saved searches to filter your results more quickly Saved searches Use saved searches to filter your results more quickly Contribute to VivekSai07/Hackerrank-SQL-Intermediate-Skills-Certification-Test-Solution development by creating an account on GitHub. Aug 24, 2024 · Contribute to Imtiaze/HackerRank_SQL_Solutions development by creating an account on GitHub. The solutions of all the Hackerrank SQL challenges for all easy, medium and hard challenges executed on Oracle environment. com practice problems in C++, python and SQL - IhorVodko/Hackerrank_solutions Saved searches Use saved searches to filter your results more quickly Saved searches Use saved searches to filter your results more quickly Saved searches Use saved searches to filter your results more quickly this repo includes solutions of some competitive coding platforms such as Hackerrank, code chef, Leetcode, Interview bit - python-solutions/Sales by Match Hackerrank. Automate any workflow GitHub community articles Repositories. city_name, product. Saved searches Use saved searches to filter your results more quickly Saved searches Use saved searches to filter your results more quickly Contribute to BlakeBrown/HackerRank-Solutions development by creating an account on GitHub. ON CITY. Topics Trending Saved searches Use saved searches to filter your results more quickly Saved searches Use saved searches to filter your results more quickly Feb 2, 2024 · Take your SQL expertise to the next level with advanced topics. This repository contains my solutions to easy and medium questions in Hackerrank. - adminazhar/-hackerrank-SQL-intermediate-skills-certification-test-solution Jan 10, 2025 · Hello coders, in this post you will get all the solution of HackerRank SQL Solutions. Query the list of CITY names ending with vowels (a, e, i, o, u) from STATION. -- solution Oracle. All the problems and theirs solutions are given in a systematic and structured way in this post. Navigation Menu -- Query the names of all the Japanese cities in the CITY table. Find and fix vulnerabilities Skip to content Saved searches Use saved searches to filter your results more quickly Contains solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test π. Saved searches Use saved searches to filter your results more quickly Saved searches Use saved searches to filter your results more quickly · Product Actions. city_id and cu. Contribute to Anmol53/hackerrank-problem-solving development by creating an account on GitHub. Contains solved queries for the Hackerrank SQL (Basic) Skills Certification Test π. com) sql oracle hackerrank-solutions hackerrank-sql Updated May 11, 2020; TSQL Saved searches Use saved searches to filter your results more quickly Saved searches Use saved searches to filter your results more quickly HackerRank personal solutions. You signed out in another tab or window. - adminazhar/hackerrank-SQL-basic-skills-certification-test-solution Write better code with AI Security Saved searches Use saved searches to filter your results more quickly Contribute to chanwaihan/HackerRank-Solutions development by creating an account on GitHub. SELECT ROUND(AVG(POPULATION Solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test π. line_total_price FROM invoice_item as invoice_item JOIN product as product ON This intermediate SQL solution provides insights into product sales across cities, offering a comprehensive overview of customer spending patterns. ; Window Functions: Analyze and visualize data using window functions. The result includes the names of the city and product, as well as the total amount spent on the product, rounded to 2 decimal places. Hope that helps. Manage code changes Sales-by-Match-Hackerrank-Solution I utilised a dictionary to find a solution to the problem where I have different socks of a certain number (which denotes the colour) and I need to find the number of matching pairs of socks in the list passed through the function. I've decided to share my solutions to help fellow developers, learners, and anyone who stumbles upon this repository. Contribute to Pallabi32/SBM development by creating an account on GitHub. . Contribute to omonimus1/HackerRank-Solutions development by creating an account on GitHub. Certificate can be viewed here. Sales By Match Hackerrank Code Solution. Host and manage packages Security. Saved searches Use saved searches to filter your results more quickly Apr 1, 2023 · Here are the 2 questions asked in HackerRank SQL Intermediate Certification Exam, these 2 will be available in one attempt. Jun 5, 2024 · Saved searches Use saved searches to filter your results more quickly Solutions for HackerRank challenges. txt; cumtomer Spending. - Hackerrank-SQL-Intemediate-Skills-Certification-Test-Solutions/Products Without Sales(solution-1,2). prints a list of employee names (i. Sign in. Code are matching key columns. Basic . NAME. product_name, ROUND(sum(ii. The questions asked are Invoices Per Country and Product Sales Per City. -- Given the CITY and COUNTRY tables, query the names of all cities where the CONTINENT is 'Africa'. My solutions to HackerRank SQL problems (https://www. Navigation Menu Toggle navigation Saved searches Use saved searches to filter your results more quickly Saved searches Use saved searches to filter your results more quickly Jul 20, 2024 · We welcome contributions to enhance this collection of HackerRank 30 Days of Code solutions: Improve Existing Solutions: Optimize or clarify current solutions. The test consists of two tasks that involve querying a database using SQL. Reload to refresh your session. This repository contains my solutions to various problems from HackerRank. FROM city ci INNER JOIN country co: Combines the CITY and COUNTRY tables with alias "ci" and "co" respectively. Feel free to explore the solutions in different programming languages. The result is ordered by the amount spent from high to low, and then by city name and product name in Saved searches Use saved searches to filter your results more quickly hackerrank-SQL-Intermediate-skills-certification-test-solution - TgGeda/HackerRank-SQL-Intermediate-Skills-Certification-Test Jun 3, 2022 · Contains solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test π. The solutions to all the SQL challenges on HackerRank executed on ORACLE environment . A portfolio of my LeetCode Solutions. Jan 1, 2025 · Saved searches Use saved searches to filter your results more quickly Hackerrank SQL (Basic) Skills Certification Test Solutions. Find and fix vulnerabilities Codespaces. md at master · adminazhar/-hackerrank-SQL-intermediate-skills-certification-test-solution Packages. Instant dev environments This repository contains my solutions of hackerrank. FROM occupations) Jul 6, 2024 · public static int priceCheck(List<string> products, List<float> productPrices, List<string> productSold, List<float> soldPrice) HackerRank concepts & solutions. Also includes solutions from other sites such as HackerRank. Automate any workflow Security. : the name attribute) for employees in Employee having a salary greater than $2000 per month who have been employees for less than 10 months. SELECT Doctor, Professor, Singer, Actor. Navigation Menu -- Query the list of CITY names ending with vowels (a, e, i, o, u) from STATION. " Learn more Contribute to VivekSai07/Hackerrank-SQL-Intermediate-Skills-Certification-Test-Solution development by creating an account on GitHub. acygt hlgyvfs nrblbw xcbh lpiap qpfov ura ofwys hpjoto ewbdnk