Slide 1 1 Multi-valued Dependencies Salman Azhar Multi-valued Dependencies Fourth Normal Form These slides use some figures, definitions, and explanations from Elmasri-Navathe’s…
Slide 1 1 The Relational Data Model Functional Dependencies Slide 2 2 uX -> A is an assertion about a relation R that whenever two tuples of R agree on all the attributes…
Slide 1 1 Multivalued Dependencies Fourth Normal Form Sources: Slides by Jeffrey Ullman book by Ramakrishnan & Gehrke Slide 2 2 Limitations of FD’s uSome redundancies…
Slide 1 1 Functional Dependencies Meaning of FD’s Keys and Superkeys Inferring FD’s Slide 2 2 Functional Dependencies uX -> A is an assertion about a relation R that…
Databases 2 Storage optimization: functional dependencies, normal forms, data ware houses Functional Dependencies X -> A is an assertion about a relation R that whenever…
PowerPoint Presentation A Logic Based Classification Technique General-to-Specific Ordering 8/29/03 Logic Based Classification 2 Sky AirTemp Humidity Wind Water Forecast…
Databases 1 8th lecture Topics of the lecture Multivalued Dependencies Fourth Normal Form Datalog * * A New Form of Redundancy Multivalued dependencies (MVDâs) express a…