Services or capabilities described in Amazon Web Services documentation might vary by Region. To see the differences applicable to the China Regions, see Getting Started with Amazon Web Services in China (PDF).

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 .

farmFingerprint64 function

Computes the farmhash value of the input argument using the Fingerprint64 function.

Syntax

farmFingerprint64(expression)

Argument

Return type

The farmFingerprint64 function returns a BIGINT.

Example

The following example returns the farmFingerprint64 value of Amazon Redshift that is input as a VARCHAR data type.

SELECT farmFingerprint64('Amazon Redshift');

  
  farmfingerprint64
---------------------
 8085098817162212970

The following example returns the farmFingerprint64 value of Amazon Redshift that is input as a VARBYTE data type.

SELECT farmFingerprint64('Amazon Redshift'::varbyte);

  
  farmfingerprint64
---------------------
 8085098817162212970