In mysql queries, it is not straightforward to only query the nth record as we do in an array an1, for that, we can use limit and offset. Salary from select distinct case when n select distinct count from select distinct salary from employee e then null else salary end as salary from employee order by salary desc limit n e order by salary limit 1. How to find 5th highest salary from table without using subquery. For example, given the above employee table, the nth highest salary where n 2 is 200. You can write sql query in any of your favorite database e. Duplicate emails 1234select distinct emailfrom persongroup by emailhaving count 1. Find the lowest salary among the salaries fetched by the above query, this will give us the nth highest salary. But, another commonly asked interview question is how can we use sql to find the nth highest salary, where n can be any number whether its the 3rd highest, 4th highest, 5th highest. Solution to finding the 2nd highest salary in sql select maxsalary from employee. Sql query for find second highest salary of employee.
Write a sql query to get the second highest salary from the employee table. If there is no second highest salary, then the query. But, what if we want to find the nth highest salary, where n can be any number whether its the 3rd highest, 4th highest, 5th highest, 10th highest, etc. Sort the distinct salary in descend order and then utilize the limit clause to get the second highest salary. Sql coding exercise nth highest salary technology of.
The inner most select query sorts the salary in descending order. Dec 24, 2018 find the nth highest employee salary from an employee table is the most common question asked in interviews. In mysql queries, it is not straightforward to only query the nth record as we do. Either execute the below tsql, or you can convert this to a sp or function if you want to programmatically execute it. Find the nth highest employee salary from an employee table.
If there is no n th highest salary, then the query should return null. Select salary from select salary from employee order by salary asc limit n as nth order by salary. Balanced strings are those who have equal quantity of. Since we want to get the nth highest salary, it is necessary to sort the table based on salary, from highest to lowest, so that we can easily pick the nth from the highest. Second highest sal leetcode salary highest leetcode. Mar 07, 2018 find nth highest salary using rank function. Find nth highest salary sql programmer and software. It shows all the different ways and possibilities to find the nth max salary from a table, using a rownum sub query and the later on. Sql server find nth highest salary of employee query to.
How to get the nth highest salary using recursive cte. Nth digit nth digit leetcode highest severity level was error python nth oftype. Finding the 4th or nth highest salary without using limit. Second highest salary in mysql and sql server leetcode solution. If there is no nth highest salary, then the query should return null.
In this article we will show you the best possible way to write sql server query to find nth highest salary with example. Find nth highest salary massive technical interviews tips. Find file copy path fetching contributors cannot retrieve contributors at this time. For example, given the above employee table, the query should return 200 as the second highest salary. To return the nth highest salary value you must change t. May 22, 2016 this video is useful to find the nth max salary from a table. This problem is even easier than that problem, so to challenge yourself even more, you can try that problem. Second highest salary in mysql and sql server leetcode. Below are a few useful links to navigate through my website. Write a query to find third minimum salary employee from employee. Jun 27, 2012 if the question was to show the 5th highest salary, would it be 30,000 based on 4 people having a higher salary or would it be 20,000 based on 4 values for salary are greater than 30,000.
Find the details of the employee whose salary is the lowest salary fetched by the above query. Select distinct salary as secondhighestsalary from employee order by salary desc limit 1 offset 1. How to find 5th highest salary from table without using. Level up your coding skills and quickly land a job. Name salary abc 12200 bbb 25463 ccv 5555 eee 8568 jjk 42668 lll 6599 mkk 56985 qwe 25698 rrr 5445 rtr 12586 rty 16565 sss 96887 yuy 545 now, i need to find for example 5th highest salary or 6th highest salary or 3rd what ever it is from the table. My very first impression for this problem is to select n highest salaries then select the last one in the query. Sql third highest salary using self join solutions. I knew the answer so i wrote the query to find the nth highest salary in a sql table.
Select top 1 salary as 3rd highest salary from select distinct top 3 salary from employee order by salary desc a order by salary asc query to get nth 3rd lowest salary select top 1 salary as 3rd lowest salary from select distinct top 3 salary from employee order by salary asc a order by salary desc summary. Nth highest salary leetcode reverse integer leetcode c. By the way, this is my fifth article on solving leetcode sql query problems. 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. Mysql solution create function getnthhighestsalaryn int returns int begin declare m int. Create function getnthhighestsalaryn int returns int. Finding nth highest salary in a table is the most common question asked in interviews. So, use above if statement only for flag variables which contains values as 0 or 1 or. End january 27, 2015 sabroad0 mysql, need practice, sql leave a comment leetcode sql. Sql query to find nth highest salary tutorial gateway. For example, given the above employee table, the n th highest salary where n 2 is 200. Apr 02, 2008 how to get 1st, 2nd, 3rd, 4th, nth topmost salary from an employee table.
April 19, 2012 february 27, 2017 sqlandplsql 10 comments. Jul 19, 2016 how to find nth highest and lowest salary in sql. How to fetch the fifth maximum salary from the table in db2. Sql query to find nth highest salary stack overflow. The following solution is for getting 6th highest salary from employee table, select top 1 salary from select distinct top 6 salary from employee order by salary desc a order by salary you can change and use it for getting nth highest salary from employee table as follows. This is the best place to expand your knowledge and get prepared for your next interview. Finding the first or second or nth highest salary of the person is a most important thing for the developers, as a developer we should know this.
To find to the 2nd highest sal set n 2 to find 3rd highest sal set n 3 and so on. Jul 07, 20 in previous database posts we have seen how to retrieve 2nd highest salary in whole table and for each department. This entry was posted in leetcode and tagged database, leetcode, mysql, sql on january 11, 2015 by cheonhyang. Author the coding bot posted on january 26, 2020 january 26, 2020 categories leetcode tags leetcode, misc leave a comment on leetcode 177. I have built this website to use as a repository of my learnings, as well as to showcase some of the projects that i work on in my pass time. Here we are taking example to find out 3rd highest salary.
What we did above was write a query to find the 2nd highest salary value in the employee table. Different ways to find nth highest salary in oracle. First, the query will return the nth lowest salary value. Nov 29, 2007 how to retrieve nth highest salary from an emp table. Id salary 1 100 2 200 3 300 for example, given the above employee table, the nth highest salary where n 2 is 200. For this, we are going to use the employee details table present in our sql test database. The 2 in the previous questions comments can be a variable, just as dulton posted above, and modified to suit your needs. Four different way to find nth highest salary in sql server.
Contribute to yd188 leetcode database development by creating an account on github. May 05, 2015 doesnt the nth high paid employee earns the nth highest salary. This is the one of the most common question asked in sql. Using rank function you can find nth highest salary as below. This solution 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. Nth highest salary 177 salary highest nth line 177 javanetpl nth type nth node nth child nth elemen salary remove nth node from 177. How to find nth highest salary from a table leetcode 177.
Once i was in an interview, the same question was asked to me. If there is no second highest salary, then the query should return null. From this result set if you take n steps down and stop you will get the nth highest salary. How to find nthhighestsecondhighest salary in sql server. How to find nth highest salary from a table leetcode 177 top 10 sql interview question duration. How to fetch the fifth maximum salary from the table in hi select sal from tabl1 a where 5select count from tabl1 b where b. There are many ways to get nth highest employee salary based upon which database you are using.