1. Punjab College Of Technical EducationPresentation On:-College Website 2. E-R Model E-R Model: Entities. Attributes. Relationship. Steps to form E-R Model: Identify…

Slide 1RELATIONAL DATABASE DESIGN VIA ER MODELLING CHAPTER 9 (6/E) CHAPTER 7 (5/E) Slide 2 LECTURE OUTLINE  Relational Database Design Using ER-to-Relational Mapping Algorithm…

Data Models How to structure data What is a Data Model? Having formed a model of the enterprise, we now need to represent the data. The data model tells us the structure…

* IT 244 Database Management System Lecture 11 More SQL Constraints &Triggers, SQL Authorization ,Transactions Foreign Keys, Local and Global Constraints, Privileges,…

* IT 244 Database Management System Lecture 11 More SQL Constraints &Triggers, SQL Authorization ,Transactions Foreign Keys, Local and Global Constraints, Privileges,…

The Relational Model 1 Prof. Sin-Min Lee Department of Mathematics and Computer Science Prof. Sin-Min Lee Department of Computer Science History of Relational Model First…

Slide 1 1 Data Models How to structure data Slide 2 2 What is a Data Model? Having formed a model of the enterprise, we now need to represent the data. The data model tells…