IFC 4.3.0.1 (IFC4X3) development

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).

8.6.3.4.2 Entity inheritance

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 8.6.3.4.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;

8.6.3.4.5 References

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