DROP FUNCTION

Deletes an existing function.

Built-in functions cannot be deleted. Only user-defined functions can be deleted.

    
         DROP FUNCTION [ IF EXISTS ] function_name;

**Table 1** DROP FUNCTION parameters
Parameter	Description	Value Range
IF EXISTS	Issues a notice instead of throwing an error if the specified external table does not exist.	-
function_name	Name of the function to be deleted.	Existing function name.

Delete a user-defined function.

   
        DROP FUNCTION your_schema.func_add;

Parent topic: DDL Syntax

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