Query optimization in distributed database systems Framework for query optimization The selection of a query processing strategy involves: ± determining the physical copies…
1. 2. Chapter 6 The Relational Algebra and Calculus 3. Chapter Outline Relational Algebra Unary Relational OperationsRelational Algebra Operations From Set Theory Binary…
1. Functional Dependencies and Normalization for Relational Databases Dr. Ali Obaidi CS-450 Fall 2002 2. Informal Design Guidelines for Relational Databases R elational…
Slide 1Design Theory for Relational Databases Spring 2011 Instructor: Hassan Khosravi Slide 2 3.2 Chapter 3: Design Theory for Relational Database 3.1 Functional Dependencies…
Slide 1 + Review: Normalization and data anomalies CSCI 2141 W2013 Slide set modified from courses.ischool.berkeley.edu/i257/f06/.../Lecture06_257.ppt Slide 2 Housekeeping…
Slide 1 Mod IV Chapter 10-2 2.1 Functional Dependencies (1) Functional dependencies (FDs) are used to specify formal measures of the "goodness" of relational designs…
Housekeeping Assignment 3 on normalization due by 9:35 am on Friday morning MUST be emailed to the TA – the scanner is located on the 1st floor by the help desk Quiz 3…
Exercise for NF Step1- Functional dependency List the Functional dependency Objective :combination of attributes whose closure includes all the attributes 1. Find the closures…