ABS function - Amazon Redshift

Amazon Redshift will no longer support the creation of new Python UDFs starting November 1, 2025. If you would like to use Python UDFs, create the UDFs prior to that date. Existing Python UDFs will continue to function as normal. For more information, see the blog post .

ABS function

ABS calculates the absolute value of a number, where that number can be a literal or an expression that evaluates to a number.

Syntax

ABS(number)

Arguments

number

Number or expression that evaluates to a number. It can be the SMALLINT, INTEGER, BIGINT, DECIMAL, FLOAT4, FLOAT8, or SUPER type.

Return type

ABS returns the same data type as its argument.

Examples

To calculate the absolute value of -38, use the following example.

SELECT ABS(-38); +-----+ | abs | +-----+ | 38 | +-----+

To calculate the absolute value of (14-76), use the following example.

SELECT ABS(14-76); +-----+ | abs | +-----+ | 62 | +-----+