Background for Advances in Data Base Theory.- Data Base Design.- On the Properties of Join Dependencies.- Decomposition of Relations: A Comprehensive Approach.- Adequacy of Decompositions of Relational Databases.- A Method for Helping Discover the Dependencies of a Relation.- General Laws: Deduction and Integrity.- On the Integrity of Typed First Order Data Bases.- Equations Compared with Clauses for Specification of Abstract Data Types.- Optimization in Deductive and Conventional Relational Database Systems.- On Evaluation of Queries Containing Derived Relations in a Relational Data Base.- Reasoning with Data in a Deductively Augmented Data Management System.- Informative Capabilities for Users.- A Formal Approach to Null Values in Database Relations.- About Natural Logic.- Assigning Meaning to Ill-Defined Queries Expressed in Predicate Calculus Language.- On the Feasibility of Informative Answers.- Name Index.- List of Referees.- Addresses of Contributing Authors.
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Destinazione, tempi e costiDa: Stony Hill Books, Madison, WI, U.S.A.
Hardcover. Condizione: Very Good. No Jacket. 1st Edition. Hardcover in brown cloth without dust jacket, clean square tight. Codice articolo 028795
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Da: Ammareal, Morangis, Francia
No jacket. Condizione: Bon. Ancien livre de bibliothèque. Traces d'usure sur la couverture. Salissures sur la tranche. Sans jaquette. Edition 1981. Tome 1. Ammareal reverse jusqu'à 15% du prix net de cet article à des organisations caritatives. ENGLISH DESCRIPTION Book Condition: Used, Good. Former library book. Signs of wear on the cover. Stains on the edge. No dust jacket. Edition 1981. Volume 1. Ammareal gives back up to 15% of this item's net price to charity organizations. Codice articolo D-595-949
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