A field that provides the unique identifier of a
(
,
or
) or
.
Note:
- The data type of the id for a
is
and this identifier is used to refer to the
.
- The data type of the id for a
is
. This identifier is only used to support versioning of a rows (
) in a
it does not identify the Reference set itself (see
) nor does it identify to a component refered to by the
(see
).