complexType TimeOrdinalEraType
diagram index_p809.png
namespace http://www.opengis.net/gml
type extension of gml:DefinitionType
properties
base gml:DefinitionType
children gml:metaDataProperty gml:description gml:name gml:relatedTime gml:start gml:end gml:extent gml:member gml:group
used by
element TimeOrdinalEra
attributes
Name  Type  Use  Default  Fixed  annotation
idrequired      
documentation
Database handle for the object.  It is of XML type ID, so is constrained to be unique in the XML document within which it occurs.  An external identifier for the object in the form of a URI may be constructed using standard XML and XPointer methods.  This is done by concatenating the URI for the document, a fragment separator, and the value of the id attribute.
annotation
documentation
Ordinal temporal reference systems are often hierarchically structured
      such that an ordinal era at a given level of the hierarchy includes a
      sequence of shorter, coterminous ordinal eras. This captured using the member/group properties. 
     
      Note that in this schema, TIme Ordinal Era is patterned on TimeEdge, which is a variation from ISO 19108. 
      This is in order to fulfill the requirements of ordinal reference systems based on eras delimited by
      named points or nodes, which are common in geology, archeology, etc. 
     
      This change is subject of a change proposal to ISO
source <xs:complexType name="TimeOrdinalEraType">
 
<xs:annotation>
   
<xs:documentation xml:lang="en">Ordinal temporal reference systems are often hierarchically structured
      such that an ordinal era at a given level of the hierarchy includes a
      sequence of shorter, coterminous ordinal eras. This captured using the member/group properties. 
     
      Note that in this schema, TIme Ordinal Era is patterned on TimeEdge, which is a variation from ISO 19108. 
      This is in order to fulfill the requirements of ordinal reference systems based on eras delimited by
      named points or nodes, which are common in geology, archeology, etc. 
     
      This change is subject of a change proposal to ISO
</xs:documentation>
 
</xs:annotation>
 
<xs:complexContent>
   
<xs:extension base="gml:DefinitionType">
     
<xs:sequence>
       
<xs:element name="relatedTime" type="gml:RelatedTimeType" minOccurs="0" maxOccurs="unbounded"/>
       
<xs:element name="start" type="gml:TimeNodePropertyType"/>
       
<xs:element name="end" type="gml:TimeNodePropertyType"/>
       
<xs:element name="extent" type="gml:TimePeriodPropertyType" minOccurs="0"/>
       
<xs:element name="member" type="gml:TimeOrdinalEraPropertyType" minOccurs="0" maxOccurs="unbounded">
         
<xs:annotation>
           
<xs:documentation>An Era may be composed of several member Eras. The "member" element implements the association to the Era at the next level down the hierarchy.  "member" follows the standard GML property pattern whereby its (complex) value may be either described fully inline, or may be the target of a link carried on the member element and described fully elsewhere, either in the same document or from another service.</xs:documentation>
         
</xs:annotation>
       
</xs:element>
       
<xs:element name="group" type="gml:ReferenceType" minOccurs="0">
         
<xs:annotation>
           
<xs:documentation>In a particular Time System, an Era may be a member of a group.  The "group" element implements the back-pointer to the Era at the next level up in the hierarchy.

If the hierarchy is represented by describing the nested components fully in the their nested position inside "member" elements, then the parent can be easily inferred, so the group property is unnecessary. 

However, if the hierarchy is represented by links carried on the "member" property elements, pointing to Eras described fully elsewhere, then it may be useful for a child (member) era to carry an explicit pointer back to its parent (group) Era.
</xs:documentation>
         
</xs:annotation>
       
</xs:element>
     
</xs:sequence>
   
</xs:extension>
 
</xs:complexContent>
</xs:complexType>

element TimeOrdinalEraType/relatedTime
diagram index_p810.png
namespace http://www.opengis.net/gml
type gml:RelatedTimeType
properties
isRef 0
minOcc 0
maxOcc unbounded
content complex
children gml:_TimePrimitive
attributes
Name  Type  Use  Default  Fixed  annotation
type    simple  
href      
role      
arcrole      
title      
show      
actuate      
remoteSchemaoptional      
documentation
Reference to an XML Schema fragment that specifies the content model of the propertys value. This is in conformance with the XML Schema Section 4.14 Referencing Schemas from Elsewhere.
relativePositionderived by: xs:string      
source <xs:element name="relatedTime" type="gml:RelatedTimeType" minOccurs="0" maxOccurs="unbounded"/>

element TimeOrdinalEraType/start
diagram index_p811.png
namespace http://www.opengis.net/gml
type gml:TimeNodePropertyType
properties
isRef 0
content complex
children gml:TimeNode
attributes
Name  Type  Use  Default  Fixed  annotation
type    simple  
href      
role      
arcrole      
title      
show      
actuate      
remoteSchemaoptional      
documentation
Reference to an XML Schema fragment that specifies the content model of the propertys value. This is in conformance with the XML Schema Section 4.14 Referencing Schemas from Elsewhere.
source <xs:element name="start" type="gml:TimeNodePropertyType"/>

element TimeOrdinalEraType/end
diagram index_p812.png
namespace http://www.opengis.net/gml
type gml:TimeNodePropertyType
properties
isRef 0
content complex
children gml:TimeNode
attributes
Name  Type  Use  Default  Fixed  annotation
type    simple  
href      
role      
arcrole      
title      
show      
actuate      
remoteSchemaoptional      
documentation
Reference to an XML Schema fragment that specifies the content model of the propertys value. This is in conformance with the XML Schema Section 4.14 Referencing Schemas from Elsewhere.
source <xs:element name="end" type="gml:TimeNodePropertyType"/>

element TimeOrdinalEraType/extent
diagram index_p813.png
namespace http://www.opengis.net/gml
type gml:TimePeriodPropertyType
properties
isRef 0
minOcc 0
maxOcc 1
content complex
children gml:TimePeriod
attributes
Name  Type  Use  Default  Fixed  annotation
type    simple  
href      
role      
arcrole      
title      
show      
actuate      
remoteSchemaoptional      
documentation
Reference to an XML Schema fragment that specifies the content model of the propertys value. This is in conformance with the XML Schema Section 4.14 Referencing Schemas from Elsewhere.
source <xs:element name="extent" type="gml:TimePeriodPropertyType" minOccurs="0"/>

element TimeOrdinalEraType/member
diagram index_p814.png
namespace http://www.opengis.net/gml
type gml:TimeOrdinalEraPropertyType
properties
isRef 0
minOcc 0
maxOcc unbounded
content complex
children gml:TimeOrdinalEra
used by
complexType BagType
attributes
Name  Type  Use  Default  Fixed  annotation
type    simple  
href      
role      
arcrole      
title      
show      
actuate      
remoteSchemaoptional      
documentation
Reference to an XML Schema fragment that specifies the content model of the propertys value. This is in conformance with the XML Schema Section 4.14 Referencing Schemas from Elsewhere.
annotation
documentation
An Era may be composed of several member Eras. The "member" element implements the association to the Era at the next level down the hierarchy.  "member" follows the standard GML property pattern whereby its (complex) value may be either described fully inline, or may be the target of a link carried on the member element and described fully elsewhere, either in the same document or from another service.
source <xs:element name="member" type="gml:TimeOrdinalEraPropertyType" minOccurs="0" maxOccurs="unbounded">
 
<xs:annotation>
   
<xs:documentation>An Era may be composed of several member Eras. The "member" element implements the association to the Era at the next level down the hierarchy.  "member" follows the standard GML property pattern whereby its (complex) value may be either described fully inline, or may be the target of a link carried on the member element and described fully elsewhere, either in the same document or from another service.</xs:documentation>
 
</xs:annotation>
</xs:element>

element TimeOrdinalEraType/group
diagram index_p815.png
namespace http://www.opengis.net/gml
type gml:ReferenceType
properties
isRef 0
minOcc 0
maxOcc 1
content complex
attributes
Name  Type  Use  Default  Fixed  annotation
type    simple  
href      
role      
arcrole      
title      
show      
actuate      
remoteSchemaoptional      
documentation
Reference to an XML Schema fragment that specifies the content model of the propertys value. This is in conformance with the XML Schema Section 4.14 Referencing Schemas from Elsewhere.
annotation
documentation
In a particular Time System, an Era may be a member of a group.  The "group" element implements the back-pointer to the Era at the next level up in the hierarchy.

If the hierarchy is represented by describing the nested components fully in the their nested position inside "member" elements, then the parent can be easily inferred, so the group property is unnecessary. 

However, if the hierarchy is represented by links carried on the "member" property elements, pointing to Eras described fully elsewhere, then it may be useful for a child (member) era to carry an explicit pointer back to its parent (group) Era.
source <xs:element name="group" type="gml:ReferenceType" minOccurs="0">
 
<xs:annotation>
   
<xs:documentation>In a particular Time System, an Era may be a member of a group.  The "group" element implements the back-pointer to the Era at the next level up in the hierarchy.

If the hierarchy is represented by describing the nested components fully in the their nested position inside "member" elements, then the parent can be easily inferred, so the group property is unnecessary. 

However, if the hierarchy is represented by links carried on the "member" property elements, pointing to Eras described fully elsewhere, then it may be useful for a child (member) era to carry an explicit pointer back to its parent (group) Era.
</xs:documentation>
 
</xs:annotation>
</xs:element>


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