APPENDIX B Advanced Relational Database Design In this appendix we cover advanced topics in relational database design. We first present the theory of multivalued dependencies,…

UNIVERSITY OF PUNE TE (COMPUTER ENGINEERING)- 2008 COURSE Sub Code 310241 310242 310243 310244 310245 310246 310247 310248 Total Total of Part I (A) Subject Term-I Teaching…

Slide 1Dependency preservation, 3NF revisited and BCNF 1 Slide 2 2 Decomposition - more than one possibility normalisation decomposition (non-loss) Modules(M_id, M_name,…

UNIVERSITY OF PUNE TE (COMPUTER ENGINEERING)- 2008 COURSE Sub Code 310241 310242 310243 310244 310245 310246 310247 310248 Total Total of Part I (A) Subject Term-I Teaching…

Slide 1 1 Loss-Less Joins Slide 2 2 Decompositions uDependency-preservation property: enforce constraints on original relation by enforcing some constraints on resulting…

Slide 1 1 Design Theory Slide 2 2 Overview Starting Point: Set of functional dependencies that describe real-world constraints Goal: Create tables that do not contain redundancies,…

Slide 1 Normalization and Data Mining R&G Chapter 19 Lecture 27 Science is the knowledge of consequences, and dependence of one fact upon another. Thomas Hobbes (1588-1679…

An Information-Theoretic Approach to Normal Forms for Relational and XML Data Marcelo Arenas Leonid Libkin University of Toronto Motivation What is a good database design?…

An Information-Theoretic Approach to Normal Forms for Relational and XML Data Marcelo Arenas Leonid Libkin University of Toronto Motivation What is a good database design?…

Midterm 3 Revision and ID3 Prof. Sin-Min Lee Armstrong’s Axioms We can find F+ by applying Armstrong’s Axioms: if   , then    (reflexivity) if  …