To overcome this issue, we can take this as a temp table. If there is no second highest salary, then the query should return null. I am checking whether it is possible using a self join. Consistent hashing part 1 12,332 strict mode vs nonstrict mode in hive or static partition vs dynamic partition in hive. Jan 03, 2018 finding nth highest salary using sql interview question.
Mock interview preparations lets do software engineering. Given the employee table, write a sql query that finds out employees who earn more than their managers. Level up your coding skills and quickly land a job. Write a query to find second highest salary of an employee. Finding nth highest salary using sql interview question. Mar 22, 2010 query for second highest salary in emp in each department create table empname name varchar20, salary int, deptno int name salary deptno inthiyaaz 2000 10 khaja 8000 10 afroz 2000 20 heera 30 naseeb 10 king 20 imroz 3000 30 naseer 2000 10 pankaj 1500 30. How to get 2nd highest salary from the below table. However, this solution will be judged as wrong answer if there is no such second highest salary since there might be only one record in this table.
B 5000 2 the problem with this approach is that if you have duplicate rows salaries then 2nd and. The program should ask the user to enter an employees id, hours worked and hourly pay rate. The method i chose was number 2 though i would like to know how to do the work using both methods. Leetcodesecond highest salary leetcodesecond highest salary. Why leetcode is a thing, and why you probably shouldnt mind it as. Sql query to find second maximum salary from table synopsis how to find 2nd maximum, 3rd maximum or nth maximum salary or employee is a classical sql interview question. Doesnt the nth high paid employee earns the nth highest salary. The following data are the base salaries, in thous. Design an algorithm that will produce an employee payroll register from an employee file. How to find the second highest salary with one query. A copy of this data set can be found in the excel workbook called ceosalaries. Write an algorithm in pseudo code form for the following problem and also draw a flow chart for the same problem statement. In the company, there are deductions from the salary of the employee according to following rules. Second highest salary gigglegrigleetcode wiki github.
How to find second highest or maximum salary of employee. Algebra published in newark, california, usa noel was hired by a local petroleum refinery at a starting salary of. Filter results where employees salary is more than managers. How to find second highest or second maximum salary of an employee is one of the most frequently asked sql interview question similar to finding duplicate records in table and when to use truncate vs delete. Second most commonly asked for is knowledge of queries and databases. How would you write a sql query to find the nth highest salary. I was writing an ansi c program to display how yearly salaries break down into totals for months, biweeks, weeks, days, hours, minutes,and seconds. For example, given the above employee table, the nth highest salary where n 2 is 200. Im not sure how they are compared to leetcoders book, i have. Dec 11, 2009 suppose there is more than one person with the same highest salary in the department. What is the correct way to calculate yearly salaries. Find answers to how to find the second highest salary with one query. Find 2nd highest salary best possible ways by admin posted on november 6, 2015 november 6, 2015 this question mostly ask at the time of interview from the candidates who are freshers or 1 year experience.
I use ep to practice, and cci for a quick interview prep. Combination of salary and bonus for sales above qu. I decided to gather some useful links that could be handy during your next interview preparation. Nov 14, 2006 this is the most common question asked in interviews. Jun 27, 2012 can you write an sql query to fetch the employee details having the third highest salary. Second highest salary in mysql without limit here is a generic sql query to find second highest salary, which will also work fine in mysql. Make all your wellqualified applicants solve 4 hard leetcode problems. One way to look at it is that the 2nd highest salary would have just one salary that is greater than it.
Type name latest commit message commit time failed to load latest commit information. Write a sql query to get the second highest salary from the employee table. Limitedtime offer applies to the first charge of a new. In it department, max earns the highest salary, both randy and joe earn the second highest salary, and will earns the third highest salary.
In more general terms, in order to find the nth highest salary, we just find the salary that has exactly n1 salaries greater than itself. For the above tables, max has the highest salary in the it department and henry has the highest salary in the sales department. This is the best place to expand your knowledge and get prepared for your next interview. Heres my solution which should always return the second highest or. Then, for each record, use another employee table to find the highest salary of its department and check whether its salary equals to the highest salary of its department. This will give them the sum of their salaries and so the average.
Sql query for find second highest salary of employee. Find answers to sql third highest salary using self join from the expert community at experts exchange need support for your remote team. Answer ajay select from employee where salaryselect maxsalary from employee where employee. Elements of programming is a lot more comprehensive than cracking coding interview. Jul 11, 2017 however, this solution will be judged as wrong answer if there is no such second highest salary since there might be only one record in this table. A company that wants its sales people motivated to sell its products, but also to service their customers after the sales are made would select which compensation plan. Write a program that calculates gross wages for employees. How can i select the record with the 2nd highest salary in. For example, given the above employee table, the query should return 200 as the second highest salary. Answer ajay select from employee where salaryselect max salary from employee where employee. Find nth highest salary massive technical interviews tips.
Here i decided to share my own thoughts and links to the particular resource. Mock interview preparations 31 july 2017 on interview, coding, algorithms, system design, links. T here are many ways to find second highest salary based upon which database you are using as different database provides different feature which can be used to find second maximum. Second highest salary in mysql and sql server leetcode. January 2020 2 january 2018 5 november 2017 1 july 2017 1 november 2016 2 october 2016 12 september 2016 5 most viewed posts. May 05, 2015 doesnt the nth high paid employee earns the nth highest salary. Assume that the new pay rate should have been in effect on january 1, and it is now july 1. The following data are the base salaries, in thousands of dollars, of 50 chief executive officers for a sample of companies doing business with the state of connecticut.
If there is no second highest salary, then the query. I got the program to give me the data, but then realized that i may be basing the algorithm on a misconception of how salaries are to be described. Nov 28, 2016 i have read and worked through both books. Nov 06, 2015 find 2nd highest salary best possible ways by admin posted on november 6, 2015 november 6, 2015 this question mostly ask at the time of interview from the candidates who are freshers or 1 year experience. Start a great new career in the statistics and mathematics field. Of the solutions given so far, they all return the highest salary in the department in that situation. Im curious to see if, after doing a lot of practice, these interviews just become routine or. Sql third highest salary using self join solutions. For example, given the above employee table, the second highest salary is 200. Heres my solution which should always return the second highest or nothing if there is only one salary in the department.
Though its hardly efficient, it gets to the 4th highest salary without a direct subquery to generate the rankings. The 4th highest salary would have 3 salaries that are greater than it. Second highest salary in mysql and sql server leetcode solution. Is paying 25mo subscription for a couple of months for probably the best interview preparation service worth it. Design an algorithm that will produce an employee payroll. Combination of salary and bonus for sales above quota straight salary. You can write sql query in any of your favorite database e. There are only two employees in the sales department, henry earns the highest salary while sam earns the second highest salary. Using max will return a null if the value doesnt exist. Suppose there is more than one person with the same highest salary in the department. For the above table, joe is the only employee who earns more than his manager. How can i select the record with the 2nd highest salary in oracle. People draw the paper, substract her own salary with the random number, submit the answers. Thissolution uses subquery to first exclude the maximum salary from the data set and then again finds maximum salary, which is effectively the second maximum salary from the employee table.
The software engineering field is one of the most favorable for qualified job seekers. It should then calculate the gross wage for that employee and store it with this employees information into another file. Whether your passion is to become a research associate, statistician, or statistical analyst, this is the place to find the job that best fits you. For those of you who have done a lot of questions on leetcode and ctci, epi, etc how many questions and of which difficulty did it take you until you were able to easily pass the majority of your bignesque interviews. Create function getnthhighestsalaryn int returns int begin declare m int. Lets say we have a table given below with emp name and emp salary. Write a sql query to get the second highest salary from the. This is the most common question asked in interviews. If there is no nth highest salary, then the query should return null.
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