Navigation

IfcDocumentInformationRelationship

Definition from IAI: An IfcDocumentInformationRelationship is a relationship class that enables a document to have the ability to reference other documents.

HISTORY: New entity in IFC Release 2x.
ISSUES: See issue and change log for changes made in IFC Release 2x.

Use Definitions

This class can be 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).

EXPRESS specification:

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

Attribute definitions:

RelatingDocument  :  The document that acts as the parent, referencing or original document in a relationship.
RelatedDocuments  :  The document that acts as the child, referenced or replacing document in a relationship.
RelationshipType  :  Describes the type of relationship between documents. This could be sub-document, replacement etc. The interpretation has to be established in an application context.

References (2):

Name Type Referred through Express-G
IfcDocumentInformation Entity
Attribute 'IsPointedTo'
Attribute 'IsPointer'
Diagram 3

Inheritance graph

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