Leonore Neugebauer

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Within this paper the incorporation of interpolation procedures into a database management systcm is described. The interpolation functions are used to calculate intermediate values of sequences of measurements. The consequences of this class of embedded procedures for query evaluation and optimization are described. Starting with a user-fricndl y syntax,(More)
THREE-LEVEL-SPECIFICATION OF DATABASES USING AN EXTENDED ENTITY-RELATIONSHIP MODEL U. Hohenstein L. Neugebauer G. Saake * H.-D. Ehrich Institut fDr Programmiersprachen und Informationssysteme Abteilung Datenbanken Technische Universit~t Braunschweig Postfach 3329, D-3300 Braunschweig A great deal of (so-called) semantic data models has been proposed for the(More)
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