Business DataBase ch2

1. Data Models Data model is a collection of conceptual tools for describing data, data relationships, data semantics, and consistency constraints.  Data Models have two…

Documents Chapter 2: Entity-Relationship Model Entity Sets Relationship Sets Design Issues Mapping Constraints...

Slide 1Chapter 2: Entity-Relationship Model Entity Sets Relationship Sets Design Issues Mapping Constraints Keys E-R Diagram Extended E-R Features Design of an E-R Database…

Documents Temple University – CIS Dept. CIS616– Principles of Database Systems V. Megalooikonomou E-R...

Slide 1Temple University – CIS Dept. CIS616– Principles of Database Systems V. Megalooikonomou E-R Diagrams (based on notes by Silberchatz,Korth, and Sudarshan and notes…

Documents 1.1 Databases Revision. 1.2 Database and DBMS Database: Set of contiguous data that is connected...

Slide 1 1.1 Databases Revision Slide 2 1.2 Database and DBMS Database: Set of contiguous data that is connected together using relations, and stored without redundancy. DBMS…