'Combining relations' presentation slideshows

Relations

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Relations

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Relations

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Relations

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Relations

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Relations

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Relations

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Introduction

Introduction. A relation between elements of two sets is a subset of their Cartesian products (set of all ordered pairs Definition : A binary relation from a set A to a set B is a subset R ? A ?B ={ (a,b) | a ? A, b ? B } Relation versus function

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The Relational Data Model

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Department of Computer and Information Science, School of Science, IUPUI

Department of Computer and Information Science, School of Science, IUPUI. Data Modeling Translating E-R Diagrams to Relations. Dale Roberts, Lecturer Computer Science, IUPUI E-mail: droberts@cs.iupui.edu. From E-R Diagrams to Relations. Entity set -> relation. Attributes -> attributes.

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Discrete Mathematics Review Question

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