Schema documentation for component gml:AbstractDatumType

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Attributes

Diagrams

Properties

Source

Used by

Complex Type gml:AbstractDatumType

Namespace

http://www.opengis.net/gml/3.2

Diagram

Type

extension of gml:IdentifiedObjectType

Type hierarchy

gml:AbstractGMLType
- gml:DefinitionBaseType
  - gml:DefinitionType
    - gml:IdentifiedObjectType
      - gml:AbstractDatumType

Properties

abstract:

true

Used by

Complex Types	gml:EngineeringDatumType, gml:GeodeticDatumType, gml:ImageDatumType, gml:TemporalDatumBaseType, gml:VerticalDatumType
Element	gml:AbstractDatum

Model

gml:metaDataProperty* , gml:description{0,1} , gml:descriptionReference{0,1} , gml:identifier , gml:name* , gml:remarks{0,1} , gml:domainOfValidity{0,1} , gml:scope+ , gml:anchorDefinition{0,1} , gml:realizationEpoch{0,1}

Children

gml:anchorDefinition, gml:description, gml:descriptionReference, gml:domainOfValidity, gml:identifier, gml:metaDataProperty, gml:name, gml:realizationEpoch, gml:remarks, gml:scope

Attributes

QName

Type

Fixed

Default

Use

Annotation

gml:id

required

The attribute gml:id supports provision of a handle for the XML element representing a GML Object. Its use is mandatory for all GML objects. It is of XML type ID, so is constrained to be unique in the XML document within which it occurs.

Source

<complexType name="AbstractDatumType" abstract="true">
  <complexContent>
    <extension base="gml:IdentifiedObjectType">
      <sequence>
        <element ref="gml:domainOfValidity" minOccurs="0"/>
        <element ref="gml:scope" maxOccurs="unbounded"/>
        <element ref="gml:anchorDefinition" minOccurs="0"/>
        <element ref="gml:realizationEpoch" minOccurs="0"/>
      </sequence>
    </extension>
  </complexContent>
</complexType>

Schema location

http://schemas.opengis.net/gml/3.2.1/datums.xsd