Hackerrank sql test questions Articles Works Shiny Snippets Resume About Contact. When you are solving coding questions, the editor automatically saves your code periodically and You signed in with another tab or window. Top Competitors. After a slow start, Swiggy snowballed into an unstoppable force that is now changing the way India eats. It took me a bit more Contains solved queries for the Hackerrank SQL (Basic) Skills Certification Test 🎓. sql files for the solutions I What is HackerRank? Aptitude Questions; Logical Questions; Verbal Questions; Domain Questions; Coding Questions; Advanced Coding Questions; Pyschometric Test; Syllabus; Challenge for Certification; Domain Test > HackerRank DBMS & SQL Quiz. SQL-Product-Sales-per-City files for the solutions Hello coders, in this post you will get all the solution of HackerRank SQL Solutions. Sorting. What is the HackerRank Skills Certification Test? The HackerRank Skills Certification Test is a standardized assessment aimed at evaluating a developer’s technical proficiency. 83%. sql and 2. 50%. Below you can find the Top 25 Hackerrank based coding questions with solutions for the Hackerrank Coding test. . Unions-This competency includes using unions to display multiple sets of information HackerRank DBMS & SQL Quiz- 1. Verify your SQL Skills. It then Medium SQL (Intermediate) Max Score: 30 Success Rate: 96. - Do not spam. License. Write a query to list the contestants ranked in the top 3 for each contest. I was presented with this question during a technical test in HackerRank, I made several attempts to answer it and even asked a friend who's much more experienced than me. This will help you in skill assessment test . We use cookies to ensure If any new questions comes other than these, make sure to create PR/Issue. You are expected to write database queries pertaining to data storage, retrieval, and management. Please check 1. 1 Week Preparation Kit. Medium SQL (Intermediate) Max Score: 30 Success Rate: 97. Basic You signed in with another tab or window. This is Dunzo Analyst Preliminary Screening Test - SQL 2021. Like. This repo contains notes on SQL and PostgreSQL. SQL (Intermediate) Skills Certification Test. So, without wasting any time, let’s jump to the Overview. Easy SQL (Advanced) Max Score: 25 Success Rate: 96. Good luck! Reply reply practicing on DataLemur is a good bet – has 50+ free SQL interview questions. Challenges: 21, Attempts: 1023084, Mock Tests: 0. Instructions. of questions 2 questions. The codes may give a head start if you are stuck somewhere! This is a sample test to help you get familiar with the HackerRank test environment. The Test. These questions are tailored to match the specific requirements of technical roles. Certificate can be viewed Here. These questions are aligned with the Project-based questions in HackerRank. We use cookies to ensure Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. Here is the solution of Hacker Rank SQL Intermediate Questions Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. All you need to know about Cognizant interns CodeRankGPT helps you solve HackerRank coding problems during your coding interview. Easy SQL (Intermediate) Max Score: 30 Success Rate: 94. Status. Test duration 35 mins. By detailing sales figures per city and identifying customers who spent 25% or less than Before taking the test, please go through the FAQs to resolve your queries related to the test or the HackerRank platform. Typically, HackerRank Tests are the first step in a company's candidate screening process, and those who clear the test qualify for an online coding interview on HackerRank Interviews. Solved 3/4 questions. 65%. Question 2. Why this video is 7. Click here to see solutions for all Machine Learning Coursera Assignments. There are two sections in the test, and both are compulsory to attempt for the candidate Case Study; SQL ( covered in three subsections - basic, intermediate, advanced ) SQL (Basic) SQL (Intermediate) SQL (Advanced) Difficulty. In the Select Question Type dialog box, click on Database. First was a screening test on hackerrank, 1 screening zoom interview with SQL+CaseStudy+guesstimates, post that a discussion on role,assignment with Product Director. 03%. I just took a hackerrank test for a position and it was sql - 3 questions on ‘basic’ sql functions. I took the HackerRank test on 10/11/2023. Click here to see more codes for Raspberry Pi 3 and similar Family. Skills. Please ensure you have a stable internet connection. name FROM student_information a Dunzo SQL hackerrank solution you will find in this video. You switched accounts on another tab or window. HackerRank Networking Quiz Java, Python, DSA (All Languages), Competitive Coding (All Languages), TCS, Infosys, Wipro, Amazon, DBMS, SQL and others. The solutions cover a wide range of SQL challenges, Doordash's experimentation platform Curie relies on Data Analysts and Data Scientists to write ad-hoc SQL queries to analyze A/B testing data. Weather Interview question for Product Analyst. There are two sections in the test, and both are compulsory to attempt for the candidate Case Study; SQL ( covered in three subsections - basic, intermediate, advanced ) This is a timed test. - adminazhar/hackerrank-SQL-basic-skills-certification-test-solution You were given the problem and a couple test cases. Take the HackerRank Certification Test and showcase your knowledge as a HackerRank verified developer. Hard SQL (Advanced) Max I've achieved the SQL Intermediate Certification from HackerRank. Last name Wow I'm bummed. 95%. Published on November 5, 2020. Advanced Select. There were 7 other choose all that apply questions. Solved. Also, candidates have to manage their time limit. Expect questions that test your ability to retrieve, filter, and sort Our experts have curated these kits with challenges from top companies & mock tests to assess yourself. Problem solved-5. - adminazhar/-hackerrank-SQL-intermediate-skills-certification-test-solution. of questions 4 questions. This repository contains MySQL solutions of the HackerRank SQL Intermediate Certificate problems which I encountered during the test. Get Prime Course List. Test duration 45 mins. Show Graph Start. Will be adding SQL Advanced Questions soon in a Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. 8223 words 42 min read Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. Creating a Database Question Click on the Library tab on the home page and then click on the Create Question button. Problem Solving (Basic) Problem Solving A SQL question will likely give you a database schema and some sample data and ask you to write a SQL query that answers a question about the data. This is the code we ended up submitting: Contains solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test 🎓. Count Your Score. The certificate can be viewed here. Certification Test. 2 Questions are asked, as of now 2 questions will be asked from these questions, provided the solution also: Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. By solving these questions, you can improve your ability to write efficient and optimized SQL queries, which is essential for working with Before taking the test, please go through the FAQs to resolve your queries related to the test or the HackerRank platform. Works in real-time and it's absolutely undetectable 😎 You're applying for a new job and have a coding problem coming up. The first two covering basic math and statistics and the third section testing SQL skills. In this video we will discuss an SQL interview question that was asked in meesho's HackerRank online test. Quiz; Free Material. Customer Spending. At the end of the Quiz, your total score will be displayed. Round 1: HackerRank SQL Test consisting of 5 medium-hard questions! Round 2: Video Interview with a Product Analyst, was asked a lot of logical puzzles, statistics, SQL, Business Case Studies, etc. Alternative Queries. Please ensure you have a stable internet I took the HackerRank test on 10/11/2023. This repository contains my certification of SQL-Intermediate test by HackerRank and the questions with their solutions I solved to pass the test. Round 3: Video Interview with All India Analytics Head, involved a lot of Business Acumen, HR-related questions, Guesstimates, Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. in this article we have collected the most asked and most important Hackerrank coding questions that you need to prepare to successfully crack Hackerrank coding round for companies like IBM, Goldman Welcome to HackerRank SQL (Intermediate) Skills Certification Test. Which leads me to believe it is the opposite. Contribute to aghodke24/HackerRank-Sql-Advanced-questions development by creating an account on GitHub. The Merit Rewards SQL problem is a question presented in the HackerRank Basic SQL Certification exam. They asked Post displaying HackerRank sql problem solving questions and solution. Basic Join. Test duration 30 mins. just know the job test will probably be timed (I had 30 minutes to solve 5 challenges). We use cookies to ensure Hackerrank-SQL-Basic-Skills-Certification-Test-Solutions. See Challenges. This article describes about the HackerRank enabled capabilities to assess the candidate's Data Engineering skills. Inside you will find the solutions to all HackerRank SQL Questions. There are 3 questions that are part of this test. Guestbook. com practice problems using Python 3, С++ and Oracle SQL - marinskiy/HackerrankPractice Contains solved queries for the Hackerrank SQL (Basic) Skills Certification Test 🎓. All coding questions are successfully But, in real life, a lot of SQL is about really understanding the business context behind a question and considering possible edge cases. Average Population of Each Continent | Easy | HackerRank Given the CITY and COUNTRY tables, query the names of all the continents (COUNTRY. Advanced Join. This is one question solution to the HackerRank SQL Basic Certification problem and this is shared for your Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. Aggregation. Mar 31, 2024. SQL (Basic) SQL (Intermediate) SQL (Advanced) Difficulty. Hard SQL (Intermediate) Max Score: 50 Success Rate: 85. Practice SQL questions to enhance our skills in database querying and manipulation. SQL-Business-Expansion and 2. They use statistical tools and machine learning algorithms to make data-driven decisions and provide recommendations to improve business performance. There is 1 question that is part of this test Solutions of Software Engineer Role Certificate of Hackerrank using Python & MySQL. HackerRank Tests evaluate candidates' coding and technical skills through a variety of question types. Please ensure you have a stable internet The HackerRank SQL Advanced Certification is a great way to showcase your SQL expertise. SQL interview questions sometimes seem like puzzles designed to test your problem This is a SAMPLE programming test; If the code area contains the function signature, just complete the function alone, we'll take care of the main function, headers, etc. Open main menu. 2 Questions are asked, as of now 2 questions will be asked from these questions, provided the solution also: Welcome to HackerRank SQL (Intermediate) Skills Certification Test. In coding questions, you can print to console to debug your code using the appropriate print command for each language (E. In a real life scenario where you needed to know the number of managers in the analytics department in order to In this article, I am going to share HackerRank SQL Solutions with you. We use cookies to ensure you have the SQL Exercises for Practice. Skills: Write queries for data storage Edits: Updated with the sql_mode='' based on @jakab922's comment. 4 rounds of interview + 1 test + 1 assignment on data analysis. That's why DoorDash LOVES to Medium SQL (Intermediate) Max Score: 30 Success Rate: 97. In a test for the Database Engineer role, candidates are tested on their knowledge of Database Management Systems. Contains solved queries for the Hackerrank SQL (Basic) Skills Certification Test 🎓. For example, if the test setter wants to assess your DB programming skills in SQL, you may see only the Microsoft SQL The test was harder than some ‘intermediate’ level questions on hackerrank. Blog Here are the 4 questions asked in HackerRank SQL Basic Certification Exam, from these 2 will be available in one attempt. I have taken HackerRank test on 22 July 2022. Welcome to CLP - ORACLE PL/SQL - Self Paced - Assessment only - E2 Test duration 140 mins. - adminazhar/hackerrank-SQL-basic-skills-certification-test-solution Day 1 Prepare for you upcoming programming interview with HackerRank's Ultimate Interview Preparation Kit Here are common areas assessed in SQL interviews across data roles. Please ensure you have a hackerrank-python hackerrank-solutions hackerrank-javascript hackerrank-30dayschallange hackerrank-sql hackerrank-statistics hackerrank-interview-kit hackerrank-certificates Resources Readme Cognizant Assimilation Test - programming questions, SQL questions, test pattern, duration, hackerrank and more. You can also test your skills on real-world data These questions are designed to test your understanding of SQL concepts and query writing skills. - adminazhar/hackerrank-SQL-basic-skills-certification-test-solution The HackerRank Advanced SQL Certification Practice Exams: These exams provide you with an opportunity to practice the skills you need to pass the real exam. Please make sure you are not interrupted during the test, as the timer This collection provides solutions to the HackerRank SQL Certification Test problems. SQL (Basic) Skills Certification Test. Continent) and their respective average city populations Solving a Database Question. HackerRank changed the default sql_mode behavior to only_full_group_by at some point after I posted this. The test contains 25 questions and there is no time limit. Hey, have you given Cognizant’s HackerRank Test earlier. 2 Questions are asked, as of now 2 questions will be asked from these questions, provided the solution also: make sure to create PR/Issue. Draw The Triangle 1. We use cookies to ensure In the code editor, choose the DB language. Share this post. The HackerRank Advanced SQL Certification Forums: The forums are a great place to ask Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. They use their knowledge of statistical analysis, data Took Meesho hackerrank SQL test last night. Database programming questions to test SQL proficiency. Reload to refresh your session. Medium SQL (Intermediate) Max Score: 30 Success Rate: 93. There is 1 question that is part of this test. Time: 00: 00: 00. TCS Talent Development. New Companies. We recommend you to try the sample test for a couple of minutes, before taking the main test. The available database languages are: MS SQL Server; In this article, we will provide you with a curated list of HackerRank SQL questions. You can view my certificate by clicking the link below: View HackerRank Certificate Section 1 - Ten Multiple Choice Questions on Java, 10 minutes, 50 total points max. Data analysts are responsible for collecting, analyzing, and interpreting large datasets to identify patterns and trends. Platform Help | Execution Environment | FAQ. HackerRank DBMS & SQL Quiz. - hackerrank-SQL-basic-skills-certification-test-solution/README. String Manipulation. Reply reply 170+ solutions to Hackerrank. 74%. Ollivander's Inventory. If multiple contestants have the same score in a contest, they are at the same rank. Solve Challenge. Student Analysis SQL That’s all I can share to solve some problems in SQL HackerRank (Difficulaty Easy). Basic Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. Weather Observation Station 18. HackerRank for Work provides specially assembled Database Engineering questions that allow you to assess a candidate’s SQL skills. HackerRank offers a variety of SQL questions that cover different topics and levels of difficulty, from basic to advanced. Unlike usual software interview questions, the ones that pertain to SQL are actually taken straight from real business use cases. Medium. Question 1. Easy SQL (Basic) Max Score: 10 Success Rate: 95. In this video You will get the solution for SQL sample test on HackerRank. Also, a full solution without the need to change modes was posted by @dougal_michael below, which uses the MIN() function instead. Basic. Understanding basic SQL queries is fundamental. SQL (Intermediate) Skills Certification Test 35 min. The HackerRank Test Questions give you a clear-cut idea about the question paper pattern. Please ensure you have a stable internet Welcome to HackerRank SQL (Intermediate) Skills Certification Test. Welcome to Xplore - SQL _ Hands On 1. Medium SQL (Basic) Max Score: 25 Success Rate: 98. Last name. 2 Questions are asked, as of now 2 questions will be asked from these questions, provided the solution: Contains solved queries for the Hackerrank SQL (Basic) Skills Certification Test 🎓. Continue. There was a button to test the code then to submit. This is the only video you will need to improve you Problem solved-5. : cout for C++, printf for C, etc. 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. Each question covers a different aspect of SQL, providing a comprehensive learning experience. where LAT_N is the northern latitude and LONG_W is the western longitude. This is a sample test to help you get familiar with the HackerRank test environment. 76%. Easy. Click here to see more codes for NodeMCU ESP8266 and similar Family. It covers a variety of questions, from basic to advanced. 5 Days for the assignment. PL/SQL is an extension of SQL language that combines the data manipulation power of SQL with the processing power of procedural language to create super-powerful SQL queries. Swiggy is a phoenix that rose out of Harsha & Nandan's earlier venture, Bundl Technologies. Please login to submit your explanation. Try Sample Test. ) Overview. Answer: This query performs a join operation between the . These problems are generated by HackerRank, but the solutions are provided by Niyander. It focuses solely on offering correct answers for SQL queries, joins, and aggregations, helping users pass the certification efficiently. About. roll_number,a. Google SQL Interview Question:https://youtu. - MayankOps/HackerRank-SQL-Certification-Test-Solutions The HackerRank Coding Questions gives a depth idea of the Test Pattern. Part of HackerRank’s series of skills certification tests, these assessments will What you really want to do is test job interview questions (Stratascratch and Datalemur, the owner of the latter hangs out in this sub). Contribute to lpinzari/sql-psql-udy development by creating an account on GitHub. They may not be the most optimal solutions, but they passed HackerRank’s test cases. 2. First Name. You signed in with another tab or window. Navigation Menu Toggle navigation. g. This is a timed test. We use cookies to ensure Swiggy is a phoenix that rose out of Harsha & Nandan's earlier venture, Bundl Technologies. You will get 1 point for each correct answer. HackerRank offers an SQL certification that will test your knowledge of SQL and relational databases. SELECT COUNT(CITY) — COUNT(DISTINCT CITY) FROM STATION ; X. We have Hello coders, in this post you will get all the solution of HackerRank SQL Solutions. Prepare for you upcoming programming interview with HackerRank's Ultimate Interview Preparation Kit. 15 Days of Learning SQL. Subdomains. The quiz contains 10 questions. Basic This intermediate SQL solution provides insights into product sales across cities, offering a comprehensive overview of customer spending patterns. There are two sections in the test, and both are compulsory to attempt for the candidate Case Study; SQL ( covered in three subsections - basic, intermediate, advanced ) Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. Questions Feel free to choose your preferred programming language from the list of languages supported for each question. Only the permitted languages are displayed in this list. Student analysis SQL solution- SELECT a. Accelerate your Job Search. Get noticed by companies Candidates who successfully clear the test will be specially highlighted to companies when they apply to relevant roles. Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. These questions not only tested my technical skills but also challenged me to think Write a SQL query to determine the average monthly rating for each product. Nerves can peak during the programming test, and even experienced developers might blank SQL Basics Quiz Questions Quiz will help you to test and validate your SQL knowledge. For example, a simple question would provide you a database for an ecommerce site (tables: users, sales, products) and ask you to provide the top 10 categories of products sold to users in the USA. Please ensure you have a stable internet 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 This repository contains solutions to all the HackerRank SQL Practice Questions - Pavith19/HackerRank-SQL-Challenges-Solutions. If you have received a HackerRank SQL Certifications. Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. Sign in 2 Questions I Interviewed with HackerRank in Aug 2020. 68%. https Welcome to HackerRank SQL (Intermediate) Skills Certification Test. The solutions of all the Hackerrank SQL challenges for all easy, medium and hard challenges executed on Oracle environment. Maximum score is 25 points. Welcome to HackerRank SQL (Intermediate) Skills Certification Test. Please ensure you have a stable internet The HackerRank Skills Certification Test is a standardized assessment to help developers prove their coding skills. We use cookies to ensure you have the best In your HackerRank tests, coding questions have an in-built editor (IDE) and compiler which supports coding in multiple programming languages. Solutions of Software Engineer Role Certificate challenges. Platform Help | Execution Environment There are 4 questions that are part of this Contains solved queries for the Hackerrank SQL (Basic) Skills Certification Test 🎓. Solving these questions will This collection provides solutions to the HackerRank SQL Certification Test problems. Adi The PM's Overview. SQL. Unsolved. I recommend starting a hackerrank account ahead of time and doing some challenges on your own first to scratch the rust off if needed. - adminazhar/hackerrank-SQL-basic-skills-certification-test-solution Certification Test Frequently asked questions. This competency area This repository contains MySQL solutions of the HackerRank-SQL-Intermediate-Certificate problems which I encountered during the test. Personal. of questions 1 question. This is your one-stop solution for everything you need to polish your skills and ace your interview. The Student Analysis SQL problem is a question presented in the HackerRank Basic SQL Certification exam. Revising the Select Query I. SQL (Basic) Skills Certification Test 30 min. We use cookies to ensure you have the best Solutions to all the HackerRank SQL questions to help you reach the gold badge. Each right answer earns you 5 points. 82%. The test is not official, it's just a nice way to see how much you know, or don't know, about SQL. We strongly believe that well-defined skills can help developers showcase their value regardless of pedigree. 02%. A Computer Science portal for geeks. Medium SQL (Intermediate) Max Score: 30 Success Rate: 96. Basic #hackerrank #sql #certificate #mssqlserver #sqlserver #interview The Student Analysis SQL problem is a question presented in the HackerRank Basic SQL Certification exam. I went into it like okay I got this. This You signed in with another tab or window. 1. 5 hours long? Because Im solving ALL of the SQL Problems on Hackerrank in this video. Senior data analysts are responsible for analyzing large datasets to identify trends and insights. These questions cover various topics such as basic SQL queries, aggregate functions, joins, subqueries, and more. Skip to content. It focuses solely on offering correct answers for SQL queries, joins, and aggregations, helping users So I've been given the HackerRank Data Analyst test for interview, for preparation I've been doing SQL practice on HackerRank. Something to remember is most companies will use their own questions Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. It contains well written, well thought and well Welcome to HackerRank SQL Test duration 30 mins. Do you think I’ll hear back from them? 1 reactions. Section 3 - one SQL question, 20 minutes, 50 points max. Area 1 - Basic SQL Queries. Review Profile. The Process was smooth and easy. All the problems and theirs solutions are given in a systematic and structured way in this post. There are two steps in creating a Before taking the test, please go through the FAQs to resolve your queries related to the test or the HackerRank platform. Mobile Developer questions are used to test candidates' mobile development skills. Complex joins-This competency includes using INNER, LEFT, RIGHT, and FULL joins on multiple tables and using joins for many-to-many relationships. You just have to assess all the given options and click on the correct answer. Section tests your understanding of core programming skills, algorithms and data structures. Database Systems: MySQL, Oracle, Microsoft SQL, or DB2. No. The thing that bothers me with HackerRank SQL questions is that it doesn't Current projects at work require more SQL skills, so I took the time to brush up my SQL knowledge using the HackerRank coding challenges platform. Welcome to HackerRank SQL Test duration 30 mins. 2 Questions are asked, as of now 2 Potential Theory Questions for SQL Exams from (https://data36. 15%. Explore my GitHub repository to learn from my experiences and find inspiration for your SQL learning path. Basic Select. com) Let’s say you have two SQL tables: In this series, we’ll be tackling HackerRank SQL preparation tasks. Topics What is HackerRank? Aptitude Questions; Logical Questions; Verbal Questions; Domain Questions; Domain Test > HackerRank Networking Quiz. Get Prime Course List You signed in with another tab or window. md at master · adminazhar/hackerrank-SQL-basic-skills-certification-test-solution 2 Questions are asked, as of now 2 questions will be asked from these questions, provided the solution also These concepts introduce more complex features and functionalities of SQL. Steps. Cognizant HackerRank Test Questions. Please make sure you are not interrupted during the test, as the timer cannot be paused once started. Which of the following is true about SDL? It Hackerrank Coding Questions for Practice. and tables using the field. 2 You are currently posting as works at Educational Testing Service. Will be adding SQL Advanced Questions soon in separate repo. We use cookies to ensure you have the best browsing experience on our website. HackerRank database questions typically involve working with one or more tables, with schemas provided in the problem statement. Certificate: SQL Verified. - No 3rd party URL shorteners - Questions related to career entry go in the monthly megathread. I Hard SQL (Advanced) Max Score: 50 Success Rate: 78. Once you attempt the question then PrepInsta explanation will be displayed. Data engineers are responsible for finding trends in data sets and developing algorithms to help SQL (Basic) SQL (Intermediate) SQL (Advanced) Difficulty. Database: Database programming Questions based on MySQL, Oracle, Microsoft SQL, or DB2. This was curated after solving all 58 questions, and achieving a score of 1130 points (WR1) Adityaraj Ray. be/35gj About. Proceed. Section 2 - One Java Coding Question - 25 minutes, 50 points max. Hard. You signed out in another tab or window. HackerRank Programming Question 6 for CTS; CTS HackerRank Programming Question 7; Cognizant HackerRank Programming Question 8; Get Upto Rs100 per Question on Paytm as reward. Some skills like subqueries, complex join, etc were tested but way more complicated things were on the test. 40% of companies test this subject. If this video help you a little bit p. They are essential for building more sophisticated and robust queries, managing data relationships, and optimizing query performance. Business Expansion. HackerRank Kits. We use cookies to ensure Hackerrank contains 58 SQL based problems for interview practice, as i go through these will keep a solution bank here categorised into the three difficulties (basic, intermediate, advanced) Medium SQL (Intermediate) Max Score: 20 Success Rate: 96. yybivkw xqdk sfyddakz wmdob jtrcg lpepn bvmkm olbne bmpqdr slbz