How do I write an IIF condition in SQL?

How do I write an IIF condition in SQL?

Examples

1. DECLARE @a INT = 45, @b INT = 40; SELECT [Result] = IIF( @a > @b, ‘TRUE’, ‘FALSE’ );
2. SELECT [Result] = IIF( 45 > 30, NULL, NULL );
3. DECLARE @P INT = NULL, @S INT = NULL; SELECT [Result] = IIF( 45 > 30, @P, @S );

How IIF function works in SQL?

In this SQL IIF function, it checks for the first condition and if the condition is TRUE, it returns the value. In our case, it is FALSE ( Person Vinay does not match with Raj). It checks for the other condition and returns results if it is TRUE. If none of the conditions is true, it returns the default false message.

What is IIF statement?

You use IIf to determine if another expression is true or false. If the expression is true, IIf returns one value; if it is false, IIf returns another.

How do I use IIF?

You can use IIf anywhere you can use expressions. You use IIf to determine if another expression is true or false. If the expression is true, IIf returns one value; if it is false, IIf returns another….IIf Function.

Argument	Description
falsepart	Required. Value or expression returned if expr is False.

What is IIF Tableau?

IIF(test, then, else, [unknown]) Checks whether a condition is met, and returns one value if TRUE, another value if FALSE, and an optional third value or NULL if unknown.

What is the ZN function in Tableau?

ZN function in Tableau That’s the only use for ZN: to change Null numbers to zero. It works for both row level and aggregate numbers. This function will error if using it with String, Date or Boolean data types – or anything that’s not a number.

What is the syntax of IIf in SQL Server?

The syntax of the IIF in SQL Server is as follows: If the given Boolean expression (or test condition) is true then it will return True_Value and if the condition is false then False_Value will be returned.

How to compare integer values Using IIf in SQL?

Example 1: SQL IIF statement for comparing integer values. In the following example, specified Boolean expression return False ( 2>3 is not TRUE). Due to this, it returns the value specified in the false_value parameter. Similarly, if the condition is TRUE (5>3 is TRUE) so it returns the value of true_value parameter.

What is Boolean_expression in SQL IIF statement?

Boolean_expression: The first parameter in SQL IIF statement is a boolean expression. It should be a valid boolean expression else we get an exception Let’s explore SQL IIF statement using examples. In the following example, specified Boolean expression return False ( 2>3 is not TRUE).

How do you use the IIf function in JavaScript?

You use IIf to determine if another expression is true or false. If the expression is true, IIf returns one value; if it is false, IIf returns another. You specify the values IIf returns. The IIf function syntax has these arguments: Required. Expression you want to evaluate. Required. Value or expression returned if expr is True. Required.