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Search results with tag "Chapter 4 logical database design and the relational model"
Chapter 4 Logical Database Design and the Relational Model
www.csc.villanova.edu4 Logical Model: Relational Model • Can represent all kinds of information • Based on Math (relations) • Natural to people • Relatively simple • We know how to implement it fast . 3 5 Components of Relational Model • Data structure – Tables (relations), rows, columns ...