Method for forming graphic database and system utilizing the method
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United States of America Patent
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-
Jun 4, 1996
Issued Date -
N/A
app pub date -
Jun 6, 1995
filing date -
Mar 1, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A graphic database system which comprises a memory unit, a mapping unit and a processing unit in which the memory unit stores a file in which graphic data such as map data expressed as an object in terms of a predetermined description based on an object oriented language is registered, the mapping unit maps the contents of the file on a memory space, and the processing unit accesses the mapped memory space to perform operations such as registering, deleting and updating operations over the graphic data of the file.
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