 | Ordnet Einschränkung zu - Relation |
 | Rel Associates Constraint |
 | Association à contrainte |
| Item | SPF | XML | Change | Description | IFC2x3 to IFC4 4.0.0.0 |
|---|---|---|---|---|
| IfcRelAssociatesConstraint | ||||
| OwnerHistory | MODIFIED | Instantiation changed to OPTIONAL. | ||
| RelatedObjects | X | X | MODIFIED | Type changed from IfcRoot to IfcDefinitionSelect. |
| Intent | MODIFIED | Instantiation changed to OPTIONAL. |
The entity IfcRelAssociatesConstraint is used to apply constraint information defined by IfcConstraint, in the IfcConstraintResource schema, to subtypes of IfcRoot.
HISTORY New entity in IFC2x2.
| # | Attribute | Type | Cardinality | Description | G |
|---|---|---|---|---|---|
| 6 | Intent | IfcLabel | ? | The intent of the constraint usage with regard to its related IfcConstraint and IfcObjects, IfcPropertyDefinitions or IfcRelationships. Typical values can be e.g. RATIONALE or EXPECTED PERFORMANCE. | X |
| 7 | RelatingConstraint | IfcConstraint | Reference to constraint that is being applied using this relationship. | X |
| # | Attribute | Type | Cardinality | Description | G |
|---|---|---|---|---|---|
| IfcRoot | |||||
| 1 | GlobalId | IfcGloballyUniqueId | Assignment of a globally unique identifier within the entire software world. | X | |
| 2 | OwnerHistory | IfcOwnerHistory | ? |
Assignment of the information about the current ownership of that object, including owning actor, application, local identification and information captured about the recent changes of the object,
NOTE only the last modification in stored - either as addition, deletion or modification. IFC4 CHANGE The attribute has been changed to be OPTIONAL. | X |
| 3 | Name | IfcLabel | ? | Optional name for use by the participating software systems or users. For some subtypes of IfcRoot the insertion of the Name attribute may be required. This would be enforced by a where rule. | X |
| 4 | Description | IfcText | ? | Optional description, provided for exchanging informative comments. | X |
| IfcRelationship | |||||
| IfcRelAssociates | |||||
| 5 | RelatedObjects | IfcDefinitionSelect | S[1:?] |
Set of object or property definitions to which the external references or information is associated. It includes object and type objects, property set templates, property templates and property sets and contexts.
IFC4 CHANGE The attribute datatype has been changed from IfcRoot to IfcDefinitionSelect. | X |
| IfcRelAssociatesConstraint | |||||
| 6 | Intent | IfcLabel | ? | The intent of the constraint usage with regard to its related IfcConstraint and IfcObjects, IfcPropertyDefinitions or IfcRelationships. Typical values can be e.g. RATIONALE or EXPECTED PERFORMANCE. | X |
| 7 | RelatingConstraint | IfcConstraint | Reference to constraint that is being applied using this relationship. | X | |
| # | Concept | Template | Model View |
|---|---|---|---|
| IfcRoot | |||
| Identity | Software Identity | General Usage | |
| Revision Control | Revision Control | General Usage | |
<xs:element name="IfcRelAssociatesConstraint" type="ifc:IfcRelAssociatesConstraint" substitutionGroup="ifc:IfcRelAssociates" nillable="true"/>
<xs:complexType name="IfcRelAssociatesConstraint">
<xs:complexContent>
<xs:extension base="ifc:IfcRelAssociates">
<xs:sequence>
<xs:element name="RelatingConstraint" type="ifc:IfcConstraint" nillable="true"/>
</xs:sequence>
<xs:attribute name="Intent" type="ifc:IfcLabel" use="optional"/>
</xs:extension>
</xs:complexContent>
</xs:complexType>
ENTITY IfcRelAssociatesConstraint
SUBTYPE OF (IfcRelAssociates);
Intent : OPTIONAL IfcLabel;
RelatingConstraint : IfcConstraint;
END_ENTITY;
EXPRESS-G diagram
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