Declare output parameter

public: void AddParameter(
    const char * name, 
    const DBPARAMETER_DIRECTION direction, 
    const DATA_TYPE type
);

public void AddParameter(
    const char * name, 
    const DBPARAMETER_DIRECTION direction, 
    const DATA_TYPE type
);

Public Function AddParameter(
    name As const char *, 
    direction As const DBPARAMETER_DIRECTION, 
    type As const DATA_TYPE
) As void

If method fails, the node_exception exception, containing the error message, will be thrown