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SQL: Display the result of an arithmetic expression

SQL Basic Select Statement: Exercise-5 with Solution.

Write an SQL query to display the result of an arithmetic expression.

Sample Solution:

SELECT 10 + 15 - 5 * 2;

Output of the Query:

?column?
15

Explanation :

Syntax of display the result of an arithmetic simplification

Pictorial presentation :

Result of an arithmetic simplification

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Query Visualization:

Duration:

Query visualization of Display the result of an arithmetic simplification - Duration

Rows:

Query visualization of Display the result of an arithmetic simplification - Rows

Cost:

Query visualization of Display the result of an arithmetic simplification - Cost

 

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SQL: Tips of the Day

Nested select statement in SQL Server.

You need to alias the subquery.

SELECT name FROM (SELECT name FROM agentinformation) a 

or to be more explicit

SELECT a.name FROM (SELECT name FROM agentinformation) a  

Database: SQL Server

Ref: https://bit.ly/3Qruiu5