What is nth value in SQL?

How do you find the nth value in SQL?

Using this function we can find the nth highest value using the following query.

  1. DECLARE @nthHighest INT = 2. …
  2. DECLARE @nthHighest INT = 2.
  3. ;WITH CTE(EmpId,Empcode,Name,Salary,EmpRank)
  4. SELECT EmpId,Empcode,Name,Salary,
  5. DENSE_RANK() OVER(ORDER BY Salary DESC) AS EmpRank.
  6. SELECT * FROM CTE WHERE EmpRank = @nthHighest.

How do I select a specific row in SQL?

To select rows using selection symbols for character or graphic data, use the LIKE keyword in a WHERE clause, and the underscore and percent sign as selection symbols. You can create multiple row conditions, and use the AND, OR, or IN keywords to connect the conditions.

How do I get the nth row in MySQL?

Here’s the SQL query to select every nth row in MySQL. mysql> select * from table_name where table_name.id mod n = 0; In the above query, we basically select every row whose id mod n value evaluates to zero. So we get rows with id n, 2n, 3n, …

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What is offset in SQL query?

SQL | OFFSET-FETCH Clause

  • OFFSET.
  • The OFFSET argument is used to identify the starting point to return rows from a result set. Basically, it exclude the first set of records. Note:
  • FETCH.
  • The FETCH argument is used to return a set of number of rows. FETCH can’t be used itself, it is used in conjuction with OFFSET. Syntax:

How can I get highest salary in department wise?

Notice that Smith and Tom belong to the Engg department and both have the same salary, which is the highest in the Engg department. Hence the query “SELECT DeptID, MAX(Salary) FROM EmpDetails GROUP BY DeptID” will not work since MAX() returns a single value.

DeptID EmpName Salary
Engg Tom 2000
HR Danny 3000
IT John 3000

How do I find rows in SQL?

The SQL COUNT() function returns the number of rows in a table satisfying the criteria specified in the WHERE clause. It sets the number of rows or non NULL column values. COUNT() returns 0 if there were no matching rows.

How do I have multiple rows in one row in SQL?

STUFF Function in SQL Server

  1. Create a database.
  2. Create 2 tables as in the following.
  3. Execute this SQL Query to get the student courseIds separated by a comma. USE StudentCourseDB. SELECT StudentID, CourseIDs=STUFF. ( ( SELECT DISTINCT ‘, ‘ + CAST(CourseID AS VARCHAR(MAX)) FROM StudentCourses t2.

How do I find top 5 rows in SQL?

SQL SELECT TOP Clause

  1. SQL Server / MS Access Syntax. SELECT TOP number|percent column_name(s) FROM table_name;
  2. MySQL Syntax. SELECT column_name(s) FROM table_name. LIMIT number;
  3. Example. SELECT * FROM Persons. LIMIT 5;
  4. Oracle Syntax. SELECT column_name(s) FROM table_name. WHERE ROWNUM <= number;
  5. Example. SELECT * FROM Persons.
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How do I select the last 10 rows in SQL?

The following is the syntax to get the last 10 records from the table. Here, we have used LIMIT clause. SELECT * FROM ( SELECT * FROM yourTableName ORDER BY id DESC LIMIT 10 )Var1 ORDER BY id ASC; Let us now implement the above query.

How do I select a specific ID in SQL?

If you want to fetch all the fields available in the field, then you can use the following syntax.

  1. SELECT * FROM table_name;
  2. SQL> SELECT ID, NAME, SALARY FROM CUSTOMERS;
  3. SQL> SELECT * FROM CUSTOMERS;

How do you find the nth highest value in MySQL?

How to select nth Highest Record in MySQL

  1. SELECT * FROM (
  2. SELECT * FROM table_name.
  3. ORDER BY colm_name ASC LIMIT N) AS temp_table.
  4. ORDER BY colm_name DESC LIMIT 1;

How do you find the nth highest score in SQL?

SELECT DISTINCT(column_name) FROM table_name ORDER BY column_name DESC limit N-1,1; where N represents the nth highest salary .. ASC and DESC should be the other way around.

What is rank in MySQL?

The ranking functions in MySql are used to rank each row of a partition. … The ranking functions always assign rank on basis of ORDER BY clause. The rank is assigned to rows in a sequential manner. The assignment of rank to rows always start with 1 for every new partition.