Rules for Renaming Overloaded Calling Names - Advanced SQL Engine - Teradata Database

The following rules apply to renaming an overloaded function calling name.

• Only the call name is changed.
• The new overloaded calling name for an SQL function must be unique with respect to its parameters.
• The new overloaded SQL function name has the same parameters as the old SQL function name. You cannot change the parameters for an SQL function using a RENAME FUNCTION request.