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1: Database Systems Part II: Data Modeling * Introduction In designing databases, we begin by examining the âentitiesâ that are of importance to an organization. A conceptual…
Database Basic Definitions Database: A collection of related data. Database Management System (DBMS): A software package/ system to facilitate the creation and maintenance…
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Introduction to Data Modeling CS 146 What is a Data Model? Definition: precise description of the data content in a system Types of data models: Conceptual: describes WHAT…
Database Basic Definitions Database: A collection of related data. Database Management System (DBMS): A software package/ system to facilitate the creation and maintenance…
Entity-Relationship Model Data Model A data model is a collection of conceptual tools for describing data, data relationship, data semantics and consistency constraints.…
Naming Chapter 5 Most of the lecture notes are based on slides by Prof. Jalal Y. Kawash at Univ. of Calgary Some slides are from Brennen Reynolds at University of California,…
Database Basics CPSC 4670/5670 CPSC 4670 * Purpose of a Database The purpose of a database is to keep track of things Unlike a list or spreadsheet, a database may store information…