utl_raw.cast_to_varchar2(utl_raw.cast_to_raw(translate(column_name using char_cs)))
utl_raw.cast_to_nvarchar2(utl_raw.cast_to_raw(translate(column_name using nchar_cs)))
utl_raw.cast_to_varchar2(utl_raw.cast_to_raw(translate(column_name using char_cs)))
utl_raw.cast_to_nvarchar2(utl_raw.cast_to_raw(translate(column_name using nchar_cs)))