Fundamentals of Information Systems by Torsten Polle (English) Hardcover Book
124,29 €
By Torsten Polle, Torsten Ripke, Klaus-Dieter Schewe. - 2 Identification as a Primitive of Database Models. - 3 Deontic Action Programs. - 5 A Complexity Model for Web Queries. - 6 On the Use of Marked Nulls for the Evaluation of Queries Against Incomplete Relational Databases.
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