The SEDRIS Data Representation Model
APPENDIX A - Classes
Volume Extent
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Abstract Class Name: Volume Extent
Subclasses
Definition
An instance of one of the concrete subclasses of this DRM class
specifies the spatial volume extent of an instance or instances
of various volume classes.
Primary Page in DRM Diagram:
Secondary Pages in DRM Diagram:
Example
See specific subclasses for examples.
FAQs
- Why don't <Volume Extent>'s sub-classes
specify location data?
- <Location> information is provided by the
aggregating object. This allows a single <Volume
Extent> to be used in several locations.
Constraints
Component of (two-way)
Inherited Field Elements
This class has no inherited field elements.
Prev: Volume.
Next: Volume Geometry.
Up:Index.
Last updated: July 16, 2004
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Copyright © 2004 SEDRIS
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