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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 .

CURRENT_USER_ID

Returns the unique identifier for the Amazon Redshift user logged in to the current session.

Syntax

CURRENT_USER_ID

Return type

The CURRENT_USER_ID function returns an integer.

Examples

The following example returns the user name and current user ID for this session:

select user, current_user_id;

 current_user | current_user_id
--------------+-----------------
   dwuser     |               1
(1 row)