Browsing by Subject "DATABASE SYSTEMS"
Now showing items 1-2 of 2
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Conference Object
EVALUATING RECURSIVE QUERIES IN CAD USING AN EXTENDED PROJECTION FUNCTION.
(IEEE, 1987)Entities such as mechanical assemblies are recursive when they contain other assemblies at a lower level of detail. The authors show how recursive CAD entities can be manipulated using an extended projection function. The ...
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Conference Object
SOME CONCEPTUAL IDEAS FOR EXTENDING SQL FOR OBJECT-ORIENTED ENGINEERING DATABASE SYSTEMS.
(IEEE, 1987)A discussion is presented of possible extensions to the SQL query language to make SQL suitable for use with object database systems intended for engineering applications. These extensions allow queries to be expressed ...