w3resource

SQL Exercises: Display the sum of two numbers

SQL Basic Select Statement: Exercise-4 with Solution.

Write a SQL query to display the sum of two numbers 10 and 15 from the RDBMS server.

Sample Solution:

SELECT 10 + 15;

Output of the Query:

?column?
25

Code Explanation:

The above SQL query that selects a column with a single row, which contains the result of the mathematical expression 10 + 15 = 25.

Syntax of display sum of two numbers

Visual presentation:

Result of the sum of two numbers

Practice Online


Query Visualization:

Duration:

Query visualization of Display sum of two numbers - Duration

Rows:

Query visualization of Display sum of two numbers - Rows

Cost:

Query visualization of Display sum of two numbers - Cost

Have another way to solve this solution? Contribute your code (and comments) through Disqus.

Previous SQL Exercise: Display the numbers in columns.
Next SQL Exercise: Display the result of an arithmetic expression.

What is the difficulty level of this exercise?

Test your Programming skills with w3resource's quiz.



Follow us on Facebook and Twitter for latest update.

SQL: Tips of the Day

NOT IN vs NOT EXISTS

SELECT ProductID,
       ProductName
FROM   Products p
WHERE  NOT EXISTS (SELECT *
                   FROM   [Order Details] od
                   WHERE  p.ProductId = od.ProductId) 

Ref: https://bit.ly/3Ez7mDx

 





We are closing our Disqus commenting system for some maintenanace issues. You may write to us at reach[at]yahoo[dot]com or visit us at Facebook