8.6.3.4 IfcDocumentInformationRelationship

8.6.3.4.1 Semantic definition

An IfcDocumentInformationRelationship is a relationship entity that enables a document to have the ability to reference other documents. It is used to describe relationships in which one document may reference one or more other sub documents or where a document is used as a replacement for another document (but where both the original and the replacing document need to be retained).

{ .change-ifc2x4}

8.6.3.4.2 Entity inheritance

- IfcResourceLevelRelationship

8.6.3.4.3 Attributes

#	Attribute	Type	Description
IfcResourceLevelRelationship (2)
1	Name	OPTIONAL IfcLabel	A name used to identify or qualify the relationship.
2	Description	OPTIONAL IfcText	A description that may apply additional information about the relationship.
Click to show 2 hidden inherited attributes Click to hide 2 inherited attributes
IfcDocumentInformationRelationship (3)
3	RelatingDocument	IfcDocumentInformation	The document that acts as the parent, referencing or original document in a relationship.
4	RelatedDocuments	SET [1:?] OF IfcDocumentInformation	The document that acts as the child, referenced or replacing document in a relationship.
5	RelationshipType	OPTIONAL IfcLabel	Describes the type of relationship between documents. This could be sub-document, replacement etc. The interpretation has to be established in an application context.

Table A

8.6.3.4.4 Formal representation

ENTITY IfcDocumentInformationRelationship
SUBTYPE OF (IfcResourceLevelRelationship);
RelatingDocument : IfcDocumentInformation;
RelatedDocuments : SET [1:?] OF IfcDocumentInformation;
RelationshipType : OPTIONAL IfcLabel;
END_ENTITY;