core:ExternalReference

Type

Data Type

Definition

SIG3D: Reference to a corresponding object in another information system, for example in the German cadastre (ALKIS), the German topographic information system (ATKIS), or the OS UK MasterMap®.

Belongs to module

core:CityGML_Core

Attributes and associations

*Name*	*Type*
core:informationSystem	URI
core:externalObject	ExternalObjectReference

Attribute type: core:informationSystem

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Definition

SIG3D: URL or URN of the information system or data set.

Cardinality

0..1

Data type

URI

Attribute type: core:externalObject

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Definition

SIG3D: Referenced object in the external information system or data set.

Cardinality

0..1

Data type

ExternalObjectReference