Weekend hours worked sql hackerrank. It was extending to more than 3 per group already before.

Weekend hours worked sql hackerrank Watch also the first problem of SQL Advanced Certification test:https://www. Members Online โ€ข Guyserbun007. Easy SQL (Intermediate) Max Score: 30 Success Rate: 94. Calculate Working Days using DATEDIFF. Leaderboard. Listed below are the questions available in this repository. 9 lines (7 loc) · 184 Saved searches Use saved searches to filter your results more quickly I am working on a rent system database where a car is given on rent. How can I calculate business hours between two dates? For example we have two dates; 01/01/2010 15:00 and 04/01/2010 12:00 And we have working hours 09:00 to 17:00 in weekdays How can I calculate w Ah okay, I misunderstood you. Challenges. Modified 6 years, 2 months ago. 1. I need to calculate the (sum of time difference) total time of loan for a car in the given date time range for only working hours and excluding weekend. For example, there are 10 hours between '2000:01:01 00:45:00' and '2000:01:01 Contribute to BlakeBrown/HackerRank-Solutions development by creating an account on GitHub. I was not able to solve it at all. Solve Challenge. Write. More than 100 million people use GitHub to discover, fork, and contribute to over 420 million projects. Write better code with AI Code review. What I'm wanting to do is display the emp_no of the longest working employee. No. Medium SQL (Intermediate) Max Score: 30 Success Rate: 97. Click here to see more codes for Raspberry Pi 3 and similar Family. Join over 23 million developers in solving code challenges on HackerRank, one of the best ways โ˜Ž๏ธ LET'S CONNECT!***** Facebook: https://www. ; Indexing: Explore the Here are the 2 questions asked in HackerRank SQL Intermediate Certification Exam, these 2 will be available in CREATE TABLE [temperature_records] ([record_date] VARCHAR(10),[data_type] VARCHAR(10),[data_value] SMALLINT); Hello coders, in this post you will get all the solution of HackerRank SQL Solutions. Please use the following link! GitHub โ€“ Database Certification List If anyone wants a list of Database related certifications, I created a list. All features Saved searches Use saved searches to filter your results more quickly I need to display employee login and logout hours for each session of the day and calculate Total Working hours. Write a query that gives month, monthly maximum, monthly minimum, monthly average temperatures for the six months. C# (Basic) JavaScript (Basic) SQL To solve a problem related to calculating weekend hours worked, we need to follow a systematic approach. Also, a full solution without the need to change modes was posted by @dougal_michael below, which uses the MIN() function instead. In this SQ Plan and track work Discussions. Revising the Select Query | Optimized for mobile view. Skills. Python. Is Hackerrank SQL advanced certification useful for job applications? comments sorted by Best Top New Controversial Q&A Add a Comment. First two were easy. Edits: Updated with the sql_mode='' based on @jakab922's comment. They are essential for building more sophisticated and robust queries, managing data relationships, and optimizing query performance. The solutions of all the Hackerrank SQL challenges for all easy, medium and hard challenges executed on Oracle environment. I will try my best to Contains solved queries for the Hackerrank SQL (Basic) Skills Certification Test ๐ŸŽ“. Stars. Discussions. For more practice on a similar, s Contains solved queries for the Hackerrank SQL (Basic) Skills Certification Test ๐ŸŽ“. Table vinay_hours Calculate Employees' Total Working hours using SQL Server. Viewed 8k times -3 . Contribute to oyi77/HS_Solution development by creating an account on GitHub. SELECT DISTINCT CITY FROM STATION WHERE CITY These concepts require a deeper understanding of SQL and its ecosystem. HackerRank Solutions. 2. 15%. Try Teams for free Explore Teams. Post a Comment (0) Previous Post Next inner join (select month (record_date) as R , round(avg(data_value),0) as d from temperature_records where data_type="avg" group by month (record_date)) C Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. 65%. 01 as date. Updated Aug Hi, I came across this question a few days back in a timed challenge and I did not know how to approach this SQL problem and I was rejected. Query the names of students scoring higher than 75 Marks. They are necessary for optimizing performance, managing complex queries, ensuring data integrity, and leveraging advanced features for high-level query design and development. This repository is complete and contains solutions to all the HackerRank SQL Practice Questions of all difficulty types. The repository contains 6 folders. If you start after midnight, the total working hours are saved with the 03. 447 1 1 gold badge 8 8 silver badges 15 15 Note: If the employee is still currently working for the company their to_date will show 9999-01-01. It took me a bit more than two weeks (on and off between work, workout, and taking the kid to day school, etc. These concepts introduce more complex features and functionalities of SQL. I want to calculate the working hours for each request to be closed or if it's not yet closed, then the hours from the created date until current time, with weekends excluded and In this article, we take a look at some of the tricks and T-SQL methods that can be used to easily create a user-defined function that calculates working days and hours. Write better code with AI Security. 6 hours ago + 0 comments-- creating a view for hacker id, name and no of challenges. Email. supriya22399. HackerRank changed the default sql_mode behavior to only_full_group_by at some point after I posted this. This sounds simple by I am having really hard time doing this. Test duration 60 mins. com/watch?v=IxIO_I9vShE&ab_channel=TheCodingMentorSolve this problem to b You signed in with another tab or window. It is both working now. Commented May 17, 2022 at 14:07. our given date range in where clause is 1/02/17 and 5/2/17 Last updated 09/11/2023 I have moved this list to my GitHub, as it is easier to maintain there. For example, there are 10 hours between '2000:01:01 00:45:00' Apr 22, 2021 · While solving all SQL problems from HackerRank, I came across multiple solutions for the same problem. Examples to clarify the scenarios. I found a function script which calculated the time within the working hours and it did exclude the weekends. It was extending to more than 3 per group already before. Use this as an example Boost your chances of landing that dream job by building fine-tuned latex resumes that stand out. Topics ๐Ÿ”ฅ Learn Basics of SQL with Complete SQL Fundamentals for Beginners at Data Is Good. Basic Join. I have used hackerrank and Leetcode so far and they did not have questions like these. There is an In_Out flag to represent if the badge swipe was In/Out. Feel free to ask doubts in the comment section. Click here to see more codes for NodeMCU ESP8266 and similar Family. Instant dev environments Issues. _____ You signed in with another tab or window. Get noticed by companies. hackerrank hackerrank-python hackerrank-solutions hackerrank-java hackerrank-python-solutions hackerrank-sql hackerrank-sql-solutions Resources. How should I sum it so that when the sum is greater than 40 it should add that to overtime. All features Documentation GitHub Skills Blog Solutions By size. Night shifts count 100 % to the day the shift started on. SQL (Basic) SQL In this Video Im solving the OCCUPATIONS Problem from Hackerrank SQL Problems. ADMIN MOD Why is CTE not working on HackerRank in my account? Discussion I am new to Hackerank, so I am not sure if this is something I missed or system-wide. Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. Plan and track work Discussions. com/kumarviveknitjsreee Linke 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. Manage code changes Discussions. The STATION table is described as follows:. Status. Nous voudrions effectuer une description ici mais le site que vous consultez ne nous en laisse pas la possibilité. . You signed in with another tab or window. For simplicity, hours worked in a day, hours are truncated to their integer part. 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. Linux Shell . Take the HackerRank Skills Test. Weather Observation Station 5. Curate this topic Add this topic to your repo This is a new question Hackerrank has added for the advance level SQL certification. cochiseandcumbria In this repository you will find my answers to the SQL challenges proposed in HackerRank, from basic to advanced level. Now I just miss the part to exclude holidays. For example, if there are three records in the table with Contains solved queries for the Hackerrank SQL (Intermediate) Skills Certification Test ๐ŸŽ“. New Companies. While basic techniques like While basic techniques like Jul 29 About. SQL. Code for the Solution in MSSQL:https://github. Blame. My solutions of all the SQL challenges for all easy, medium and hard challenges on HackerRank. Provide details and share your research! But avoid . Recreated in the SQLite Online database. Please make sure you Contribute to BlakeBrown/HackerRank-Solutions development by creating an account on GitHub. Data Structures. Readme License. Solved. My Solution: with doctor as (Select name, ROW_NUMBER() OVER(orde Verify your SQL Skills. 8 years ago + 36 comments. While solving these challenges, many concepts were learned and here are I am trying to calculate time of 2 dates within the working hours and it should exclude the weekends and holidays. In my list below, I have tried to include Continue reading Database Certification List โ†’ @Tanishka Now that Alex as cracked how to run PL/SQL on Hackerrank, you could improve the answer by removing the whole DECLARE section, because your loops implicitly declare i and j so the ones at the top Nous voudrions effectuer une description ici mais le site que vous consultez ne nous en laisse pas la possibilité. Solution: select * from CITY 2) Select by ID Problem: Query all columns You signed in with another tab or window. - adminazhar/-hackerrank-SQL-intermediate-skills-certification-test-solution Plan and track work Code Review. Return to all comments โ†’. All features bhaglepravesh / Hackerrank-SQL-Advanced-Skills-Certification-Test-Solution Public. How can I calculate the number of work days between two dates from table (from the 1st row to the end) in SQL Server 2008? I tried something like this, but it does not work DECLARE @StartDate as I was asked the same question in the Hackerrank quiz, according to the question, we need to find the average of the values of which data_type column value is 'avg', so to get the exact answer, I have used the case condition. Weather Analysis. To succeed in an SQL In this Video you will Learn About - How to Write SQL Intermediate Level Code on Hackerrank . Certification Test. Certify. Prove your Skills. select If hours is > 40 then its added to overtime hours. Solutions to SQL Questions - HackerRank . Find more, search less Explore. Topics HackerRank. Plan and track work Code Review. From my HackerRank solutions. Here you will be able to find my HackerRank solutions to many challenghes, using C++, JavaScript, Python and SQL Correlated Materials Visit my Competitive programming guide and see also my HackerRank, GeeksForGeeks, Leetcode and other online judges solutions Add this topic to your repo To associate your repository with the hackerrank-sql-solutions topic, visit your repo's landing page and select "manage topics. The 3 per group was just the maximum per Group due to the dataset. For example, there are 10 hours between '2000:01:01 00:45:00' and '2000:01:01 Second Part of the Advanced SQL Certification Test on Hackerrank - Crypto VersionHere is the code and the dataabse:Code:https://github. ๐Ÿ”ฅWelcome to the SQL tutorial for beginners using Hackerrank. It is guaranteed that the difference between the End_Date and the Start_Date is equal to 1 day for each row in the table. Adi The PM's Substack . Working Platform:- DB2, Oracle, MySQL, MS SQL Server */ SELECT COUNT(CITY) - COUNT(DISTINCT CITY) Saved searches Use saved searches to filter your results more quickly Edits: Updated with the sql_mode='' based on @jakab922's comment. MIT license Activity. This is a new question Hackerrank has added for the advance level SQL certification. Contribute to SherifRizk/HackerRank development by creating an account on GitHub. where LAT_N is the northern latitude and LONG_W is the western longitude. Algorithms. This is a timed test. Copy link. Submissions. Share this post. I'm not sure how to do that with the random 9999-01-01's in the database. com/CuriosityLeonardo/ You signed in with another tab or window. ; Data Modeling: Design efficient and effective database structures. MySQL solution. I went into it like okay I got this. Curate this topic Add this topic to your repo Contribute to sknsht/HackerRank development by creating an account on GitHub. com/CuriosityLeonardo/Hackerr Contains solved queries for the Hackerrank SQL (Basic) Skills Certification Test ๐ŸŽ“. 01 before midnight, the total working hours are saved with the 02. Now it is also working with arbitrary sets of suspicious transactions. dt, coalesce(e. Teams. A lesson that teaches you how to solve the following problem from the SQL section in HackerRank. For example, if you start work on 02. - adminazhar/hackerrank-SQL-basic-skills-certification-test-solution This repository contains the solutions for HackerRank Beginner and Intermediate SQL Certifications. 19. So, without wasting any time, letโ€™s jump to the solutions. Collaborate outside of code Code Search. Calculating Work Hours Using SQL. " Learn more Challenge Walkthrough Let's walk through this sample challenge and explore the features of the code editor. SQL (Advanced) Skills Certification Test 60 min. actually I want to remove lunch time from attendance time of employee in different situations: My fields are all in Time(7) format in Sql. I tried to provide those with explanation. These folders contain solutions for all easy, medium and difficult challenges executed on MySQL environment. of questions 2 questions. Here's what I've come up with so far: Optimizing SQL queries is essential for enhancing database performance and ensuring efficient data retrieval. Personal. ) to finish all the 58 SQL challenges on the site, and I gained quite some insights from the journey (and having Print the total number of challenges created by hackers. Automate any workflow GitHub is where people build software. Steven Hancock · Follow. The attempt with the highest score is only one considered. Please read our Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. Updated Feb 16, 2024; Improve this page Add a description, image, My hunch is that all of these questions are affected by the work hours Open in app. 271 Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. Skill over pedigree. Top Earners | Easy | HackerRank We define an employee's total earnings to be their monthly salary × months worked, and the maximum total earnings to be the maximum total earnings for any employee in the Employee Important part is about lunch time that should not calculate as working time of employee at all. 0. Solved all the challenges pertaining to SQL (from Basic to Advanced). How to get the total working hours for employees with SQL Server . Take the HackerRank Certification Test and showcase your knowledge as a HackerRank verified developer. First This is the first problem of the SQL Advanced Certification Test - Crypto Version. SQL (Advanced) Skills Certification Test. My table will be look like this You signed in with another tab or window. Automate any workflow Codespaces. Collaborate outside of code Explore. Platform Help | Execution Environment | FAQ. Here is the Challange I completed about SQL on HackerRank. Write a query to list the contestants ranked in the top 3 for each For each employee, determine the number of hours worked during the weekends. All features Add a description, image, and links to the hackerrank-sql-solutions-oracle topic page so that developers can more easily learn about it. Add a Print the names of employees who earn more than $2000 per month and have worked at the company for less than 10 months. Unsolved. sql. Notes. All features Documentation GitHub Skills cracking-the-coding-interview algorithm-challenges coding-challenges hackerrank-sql. Sign in. Review Profile. Ask Question Asked 10 years, 10 months ago. 5 hours long? Because Im solving ALL of the SQL Problems on Hackerrank in this video. In this approach, we employ several steps that make use of DATEDIFF and DATEPART functions to successfully determine working days. Collaborate outside of code hackerrank-solutions hackerrank-sql hackerrank-sql-solutions gitlens hackerrank-certification student-vscode hackerrank-sql-certificate hackerrank-sql-solution Resources. Tutorials. James Berry James Berry. Notifications You must be signed in to change notification settings; Fork 0; Star 0. Accelerate your Job Search. Saved searches Use saved searches to filter your results more quickly How to Earn SQL (Advanced) Certification on Hackerank ? In this video, you'll learn how to earn free certification from Hackerrank*****Impor Hackerrank SQL Solution #1Advanced SQL - 15 Days of Learning SQL#sql #hackerrank #hackerrankcourse #codingcourse #sqlcourse #coding #solutions #interview #in Welcome to the HackerRank SQL Solutions Repository! This repository contains my solutions to various SQL challenges from HackerRank. File metadata and controls. Sort the output by the LAST three characters of each name. So, without wasting any time, letโ€™s jump to the Mar 31, 2024 · Inside you will find the solutions to all HackerRank SQL Questions. https://www. Asking for help, clarification, or responding to other answers. RodneyShag. Link to the full problem on Hackerrank. Let's assume the problem involves determining the total number of hours worked during the weekend based on given work logs. mysql sql hackerrank learning-exercise hackerrank-solutions hackerrank-sql hackerrank-sql-challenge upskilling certify-maintenance hackerrank-sql-certificate. Sign in Product GitHub Copilot. Thanks & Regards,-Akshay P Daga. Verify your SQL Skills. recency | 2463 Discussions| Please Login in order to post a comment. Please advice. Weather Observation Station 9. This was curated after solving all 58 questions, and achieving a score of 1130 points (WR1) Mar 31, 2024 · Write a query to output the start and end dates of projects listed by the number of days it took to complete the project in ascending order. I would like to understand how to approach this problem and find out where I can find problems like these. You switched accounts on another tab or window. Reload to refresh your session. CodeChef CodeSignal CSES HackerEarth HackerRank LeetCode StrataScratch Home. Updated Aug Construct a dates cte which will have all the dates in a week and perform an outer join on this table to show 0 when the employee doesn't work on a given weekday. uid, t. hours_worked,0) hours_worked from (select * from x where 39. A couple of things first. About. 50%. Take your SQL expertise to the next level with advanced topics. In this video I am solving the BASIC Certification on Hackerrank. Hereโ€™s a step-by-step guide to approach such a problem: Step 1: Understand the Input Format. This is SQL Server 2005, so T-SQL or a managed assembly could be used. 30pm, excluding weekends and (known) list of holiday days. Write a query that gives 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. Medium SQL (Intermediate) Max Score: 30 Success Rate: 96. Certificate: SQL Verified. All features Add a description, image, and links to the hackerrank-sql-solution topic page so that developers can more easily learn about it. There is a tale with daily weather data over the last 6 months of 2020, including the maximum, minimum, and average temperatures. Code. Welcome to HackerRank SQL (Advanced) Skills Certification Test. I need to calculate the total working hours of an employee per day. I have made a Holiday table which contains the name and date of the holidays. If I sum hours it adds up everything and the total is more than 80 hours for the 2 weeks. If youโ€™re a data scientist or software engineer on the job market, the ability to demonstrate your database skills in an SQL interview is critical to landing your next role. You are given a table, Projects, containing three columns: Task_ID, Start_Date and End_Date. Manage code changes This is the simplest way to encourage me to keep doing such work. Write a query to find the Jan 10, 2025 · Hello coders, in this post you will get all the solution of HackerRank SQL Solutions. Watch also my other videos on Hackerrank SQL Certifications. Sign up. _____ SUBSCRIBE!Do you want to understand how to solve SQL Probl I just took a hackerrank test for a position and it was sql - 3 questions on โ€˜basicโ€™ sql functions. Shifts do not matter. Please read our cookie policy for . Note: Round the average to the nearest integer. This is the only video you will need to improve you The goal of /r/SQL is to provide a place for interesting and informative SQL content and discussions. Calculate the hours worked by all employees in a day. Actions. The HackerRank Skills Certification Test is a standardized assessment to help developers prove their coding skills. All HackerRank solutions for Python, Java, SQL, C, C++, Algorithms, Data Structures. Sort by. youtube. Top. Weather Observation Station 6. His total working hours would be 1 hour the first day and 7 hours the next. However, I have an interesting observation which is that if you switch from MySQL to MySQL server, then the CTE works, Why this video is 7. Facebook. Tags: HackerRank SQL. Well this query fails 'SQL sytax error'{MYSQL}, however without GROUP BY this query is rejected as only-full-group-by mode is activated. datepart(hour,timestamp) - datepart(hour,lag(timestamp)over(partition by cast(timestamp as date),emp_id order by timestamp)) as hours_worked from attendance where For each employee, determine the number of hours worked during the weekends. If the employee login and logout many times, each session and total should be displayed. More. Total number of working This is a discussion of the first problem from the Advanced Hackerrank Skills test. hackerrank. 1 min Inside you will find the solutions to all HackerRank SQL Questions. 01 as the date. Typically, you will be given a list of work logs We use cookies to ensure you have the best browsing experience on our website. Can anyone help? There were a number of contests where participants each made number of attempts. - adminazhar/hackerrank-SQL-basic-skills-certification-test-solution Names of columns in the City Table. For example, there are 10 hours between '2000:01:01 00:45:00' and '2000:01:01 WITH hours_worked AS ( SELECT emp_id, CASE WHEN MINUTE (TIMESTAMP) >= MINUTE (LAG (TIMESTAMP) OVER (PARTITION BY CAST (TIMESTAMP AS DATE), emp_id ORDER Jun 25, 2024 · For each employee, determine the number of hours worked during the weekends. The HackerRank Advanced SQL Certification Forums: The forums are a great place to ask Plan and track work Code Review. sql; sql-server ; sql-server-2005; sql-server-2008; Share. You signed out in another tab or window. A great SQL problem, that needs a high level of attention to detail. You are viewing a single comment's thread. So imagine employee start working at 8:30 and exit at 15:00 so the time of 4:30 hours should be calculate for him. Manage code changes HackerRank MySQL challenge solution in the MySQL Advance Track - SQL/HackerRank Advance SQL at main · hammad-ali-shah/SQL MySQL interview q: make a query that adds the number of worked hours in a given time period and display the name and total no. calculate the average number of hours per day that the employee spent on the workplace for the previous month. Skip to main content. I encountered a similar situation where my CTE didn't work in HackerRank's MySQL environment. Nov 5, 2020 · We define an employee's total earnings to be their monthly salary × months worked, and the maximum total earnings to be the maximum total earnings for any employee in the Employee table. The use of CONCAT is advised for this challenge, amongst other functions because of the required output suggested The complication is that these active minutes should only be counted during a working day - Monday-Friday 9am-6. All features Add a description, image, and links to the hackerrank-sql-solutions topic page so that developers can more easily learn about it. We use cookies to ensure you have the best browsing experience on our website. Click here to see more codes for Arduino Mega (ATMega 2560) and similar Family. Problem. Ask questions, find answers and collaborate at work with Stack Overflow for Teams. Code; Issues 0; Pull Contribute to marimourao/HackerRank development by creating an account on GitHub. If there is more than one project that have the same Mar 2, 2014 · From an earlier question I learned how to get the total working hours per employee per day which does not include night shifts: Contribute to SherifRizk/HackerRank development by creating an account on GitHub. Basic Select. The start or "current" time may be outside working hours, but still only the working hours are counted. 1) Revising ALL Problem: Query all columns (attributes) for every row in the CITY table. Home; ๐Ÿ‘จ๐Ÿปโ€๐Ÿ’ป Profile; Prepare. how to Contribute to RodneyShag/HackerRank_solutions development by creating an account on GitHub. HackerRank SQL Solutions. 10 Days of Javascript. Follow asked Jul 21, 2010 at 6:58. Enterprise Teams Startups By industry HackerRank-SQL-Solutions. 1 of 6 Review the problem statement Each challenge has a problem statement that includes sample inputs and outputs. My SQL select distinct CITY from STATION Where SUBSTR(CITY, LENGTH(CITY), 1) NOT IN ('a','e','i','o','u'); SQL interview questions have been a critical component of technical hiring for decades. Meaning, if an employee clocks in at 11:00 PM and clocks out at 7:00 AM the next day. Contains solved queries for the Hackerrank SQL (Basic) Skills Certification Test ๐ŸŽ“. Return to all comments โ†’ Publish Date - December 15th, 2022 | Last Modified - March 7th, 2023. Beginner Certification Merit Rewards : Write a query to find employee Ids along with names of all employees who worked in the HR department who earned a bonus of 5000 dollars or more in the last quarter. Each link leads to the document containing both, the question Click here to see solutions for all Machine Learning Coursera Assignments. A solution. Find and fix vulnerabilities Actions. This was curated after solving all 58 questions, and achieving a score of 1130 points (WR1) Subscribe Sign in. of hours worked. Instructions. Navigation Menu Toggle navigation. I have a table in SQL Server representing service requests with their created date and LastUpdateAt which represents the end date if exist, if null it means the request is open and not yet solved. Improve this question. Solutions to SQL Questions - HackerRank Inside you will This repo contains Hackerrank Easy solution for Database Management System| SQL Topics mysql station select update hackerrank insert hackerrank-solutions where orderby clause hackerrank-sql-solutions slq city-table city-entries GitHub is where people build software. We use cookies to ensure You signed in with another tab or window. This problem is not as technically complicated as some of the previous problems like Draw the Triangle 1 or Draw the Triangle 2. Futher queries will per written on this view CREATE VIEW weekend hours worked sql solution. Please checkout my solutions and make use of it for the learning purpose only. If the End_Date of the tasks are consecutive, then they are part of the same project. Despite being over four decades old, SQL is still evolving at a rapid pace. so I have submitted this answer because the earlier wouldn't work for that scenario โ€“ user9446396. Query Optimization: Optimize your queries for better performance. com/challenges/the-padsLearn: Buildin The start or "current" time may be outside working hours, but still only the working hours are counted. Crack your coding interview and get hired. Readme Activity. Skip to content. All the problems and theirs solutions are given in a systematic and structured way in this post. 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. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company There is a table with daily weather data over the last 6 months of 2020, including the maximum, minimum, and average temperatures. 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. Facebook; Twitter; You may like these posts. facebook. with x as (select cast('2016-07-01' as date) dt union all select dateadd(dd,1,dt) from x where dt < '2016-07-31') select e. gyvlfhg jwxnp mimhiyl hggv jtp fwfy qdz urojrcj xwnftpnf ptoao