All Products
Search

This Product

    MaxCompute:DROP FUNCTION

    Document Center

    MaxCompute:DROP FUNCTION

    Last Updated:Mar 26, 2026

    Drops an existing user-defined function (UDF) from a MaxCompute project.

    Syntax

    drop function <function_name>;

    Parameters

    ParameterRequiredDescription
    function_nameYesThe name of the UDF to drop.

    Examples

    Drop the my_lower function:

    drop function my_lower;

    What's next

    • CREATE FUNCTION: Creates a UDF in a MaxCompute project.

    • CREATE SQL FUNCTION: Creates a permanent SQL function stored in the metadata system, making it available to all query statements.

    • FUNCTION: Creates a temporary SQL function without storing it in the metadata system.

    • DESC FUNCTION: Views the details of a specified UDF, including its name, owner, creation time, class name, and resource list.

    • LIST FUNCTIONS: Views all UDFs in a MaxCompute project.

    • SELECT FUNCTION: Calls an SQL function.