Abstract base type for groups of DIGGS features associated for organizational oranalytical purposes, such as by geographic area, time period, purpose or contractor.A group can contain mixed feature types, and a feature can belong to more than onegroup.
Database handle for the object. It is of XML type ID, so is constrained to beunique in the XML document within which it occurs. An external identifier for the object inthe form of a URI may be constructed using standard XML and XPointer methods. This is doneby concatenating the URI for the document, a fragment separator, and the value of the idattribute.
Source
<complexType name="AbstractGroupType" abstract="true"><annotation><documentation>Abstract base type for groups of DIGGS features associated for organizational or analytical purposes, such as by geographic area, time period, purpose or contractor. A group can contain mixed feature types, and a feature can belong to more than one group.</documentation></annotation><complexContent><extension base="diggs:AbstractFeatureType"><sequence/></extension></complexContent></complexType>