The first four columns in all release files are shown in Table 3.1.3-1. The next three sections of the specification explain the ways in which these fields are used to support identification, versioning and modularization.
|Part of Primary Key|
Uniquely identifies a component.
|Uniquely identifies a reference set member.|
Specifies the inclusive date at which this rows state became the then current valid state of the identified component or reference set member
Specifies whether the state of the component or reference set member was active or inactive from the nominal release date specified by the effectiveTime .
Identifies the module this component or reference set member is currently maintained in. Set to a child of 900000000000443000 | Module| within the metadata hierarchy.