Georelational data model
Encyclopedia
A georelational data model is a geographic data model
Data model
A data model in software engineering is an abstract model, that documents and organizes the business data for communication between team members and is used as a plan for developing applications, specifically how data is stored and accessed....

 that represents geographic features as an interrelated set of spatial and attribute data. The georelational model is the fundamental data model used in coverages
Coverage data
In geographic information systems, a coverage is a mapping of one aspect of data in space. It represents a "domain" in terms of characteristics expressing a range of values. For example: a satellite image derived from remote sensing might record varying degrees of light pollution...

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