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SQL•SQL References

SQL Server SIGN() Function

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SQL Server SIGN() Function

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Example

Return the sign of a number:

SELECT SIGN(255.5);

Definition and Usage

The SIGN() function returns the sign of a number. This function will return one of the following:

Formula

If number > 0, it returns 1
If number = 0, it returns 0
If number < 0, it returns - 1

Syntax

Sign(

number )

Parameter Values

Parameter

Description number

Required. The number to return the sign for

Technical Details

Works in:

SQL Server (starting with 2008), Azure SQL Database, Azure SQL Data Warehouse, Parallel Data Warehouse

More Examples

Example

Return the sign of a number:

SELECT SIGN(-12);

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❮ SQL Server Functions

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SQL Server SIN() Function