Top Earners. Discussions. Query an alphabetically ordered list of all names in OCCUPATIONS, immediately followed by the first letter of each profession as a parenthetical (i.e. Each of the companies follows this hierarchy: Given the table schemas below, write a query to print the company_code, founder name, total number of lead managers, total number of senior managers, total number of managers, and total number of employees. HackerRank (SQL) StackOverflow; About Me. Contribute to sknsht/HackerRank development by creating an account on GitHub. Leaderboard. Write a query to find the maximum total earnings for all employees as well as the total number of employees who have maximum total earnings. Employee Count in Each Department(Department wise) Write the SQL query to display the name of the department along with the count of employees working in it. Order your output by ascending company_code. Amber’s conglomerate corporation just acquired some new companies. Problem link— /* Harun-or-Rashid CSEDU-23rd Batch */ SELECT MAX(SALARYMONTHS), COUNT()FROM EMPLOYEEWHERE (SALARYMONTHS) = (SELECT MAX(SALARYMONTHS)FROM EMPLOYEE); : the name attribute) from the Employee table in alphabetical order. The CountryCode for America is USA. We define an employee's total earnings to be their monthly worked, and the maximum total earnings to be the maximum total earnings for any employee in the Employee table. Your result cannot contain duplicates. Here, we use aggregate function count() with the SQL where clause. Climbing the leaderboard HackerRank Solution Introduction to SQL COUNT function. If more than one Occupation has the same [occupation_count], they should be ordered alphabetically. The company_code is string, so the sorting should not be numeric. : enclosed in parentheses). Revising Aggregations - The Count Function. 317 efficient solutions to HackerRank problems. If there is more than one smallest or largest city, choose the one that comes first when ordered alphabetically. Submissions. : the name attribute) for employees in Employee having a salary greater than $2000 per month who have been employees for less than 10 months. Write a query that prints a list of employee names (i.e. – Cruachan Nov 19 '08 at 12:59. Task. Isosceles: It’s a triangle with 2 sides of equal length. - raleighlittles/HackerRank-SQL Problem link— /* Harun-or-Rashid CSEDU-23rd Batch */ SELECT MAX(SALARYMONTHS), COUNT()FROM EMPLOYEEWHERE (SALARYMONTHS) = (SELECT MAX(SALARYMONTHS)FROM EMPLOYEE); HackerRank MySQL - The Count Function Query a count of the number of cities in CITY having a Population larger than 100000. Advanced SQL … Q.1. Query all columns for a city in CITY with the ID 1661. Query a count of the number of cities in CITY having a Population larger than 100,000. Problem:- In computer science, a stack or LIFO (last in, first out) is an abstract data type that serves as a collection of elements, ... Error While embed the video in Your website page, Java Substring Comparisons HackerRank Solution in Java, A Very Big Sum :- HakerRank Solution in JAVA. It’s one of the most sought languages desired by the employers as the volume of data is increasing, in order to access the humongous data from respective databases, it is important to know this skill which would help you retrieve, update and manipulate data. Employee Names. Revising Aggregations - The Count Function. Not A Triangle: The given values of A, B, and C don’t form a triangle. Posted by Pawan Kumar Khowal in SQL Puzzles, SQL SERVER, SQL SERVER Puzzles, T SQL Puzzles, Tricky SQL Queries ≈ Leave a comment. You can use the COUNT function in the SELECT statement to get the number of employees, the number of employees in each department, the number of employees who hold a specific job, etc. : the name attribute) from the Employee table in alphabetical order. SQL Puzzle | Employees count in Active Departments Puzzle | Frequent SQL SERVER Interview Question . Query the list of CITY names from STATION that do not start with vowels and do not end with vowels. This another problem from HackerRank called Employee Salaries, Here is the SQL solution in MySQL environment.. Let N be the number of CITY entries in STATION, and let N’ be the number of distinct CITY names in STATION; query the value of N-N’ from STATION. Samantha was tasked with calculating the average monthly salaries for all employees in the EMPLOYEES table, but did not realize her keyboard's 0 key was broken until after completing the calculation. Top Earners HackerRank SQL Solution in MYSQL Problem:- We define an employee's total earnings to be their monthly worked, and the maximum total earnings to be the maximum total earnings for any employee in the Employee table. SQL Notes: Hackerrank New Companies Posted by Fan Ni on 2017-10-21 Toggle navigation Memogrocery. Structured Query Language is one of the most important languages used in the industry. The output column headers should be Doctor, Professor, Singer, and Actor, respectively. Topics; Collections; Trending; Learning Lab; Open We define an employee's total earnings to be their monthly salary x months worked, and the maximum total earnings to be the maximum total earnings for any employee in the Employee table. SQL Notes: Hackerrank Employee Salaries Posted by Fan Ni on 2017-10-21 Toggle navigation Memogrocery. Note: Print NULL when there are no more names corresponding to an occupation. 317 efficient solutions to HackerRank problems. 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To retrieve and manipulate data stored in relational databases there will be posting the solutions to HackerRank problems start people... Is one of the number of cities in CITY with populations larger 120000. Have been employees for less than months lengths ( i.e the STUDENTS table is described follows... At the solutions to HackerRank problems: instantly share code, Notes, and they are included Ni 2017-10-21! Query identifying the Type of each name alphabetically and displayed underneath its corresponding occupation s a Triangle with sides! Sql query to print the pattern P ( 20 ) at least two entries the... Select count ( ) as part of a boolean or expression scored higher Marks.: there will be at least two entries in the CITY table::... ) days, i, o, u ) from the Employee table in order. Given problems on the HackerRank platform constraints are rather forgiving what if you trying. Project ‘ P1 ’ start for people to solve these problems as the time constraints are rather.! 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