Click here to load reader

Chapter IV Relational Data Model Pemrograman Sistem Basis Data

Embed Size (px)

Citation preview

  • Slide 1

Chapter IV Relational Data Model Pemrograman Sistem Basis Data Slide 2 Slide 3 Slide 4 Slide 5 Slide 6 Slide 7 Slide 8 Slide 9 Attribute is a named column of a relation. Domain is the set of allowable values for one or more attributes. Tuple is a row of a relation. Degree is the number of attributes in a relation. Cardinality is the number of tuples in a relation. Relational Database is a collection of normalized relations with distinct relation names. Slide 10 Slide 11 Examples of Attribute Domains Slide 12 Alternative Terminology for Relational Model Slide 13 Slide 14 Slide 15 Slide 16 Slide 17 Slide 18 Slide 19 Slide 20 Slide 21 Slide 22 Slide 23 Slide 24 Slide 25 Slide 26 Slide 27 Slide 28 Slide 29 Slide 30 Slide 31