Learn how to use ER diagrams for database normalization and optimization in DBMS. ER diagrams can help you visualize, communicate, validate, simplify, and enhance your data.

Simple Airplane Tickets System Designing a database using ER-diagram Defining entities, their attributes, and relations. Customers First of all the system will contain a table dedicated to customers ...

It can also generate automatically the schema of a database in a given database system (e.g. Microsoft Access). This lecture exemplifies the new terms with snapshots of screens produced by Microsoft ...

Relationships and entity relationship diagrams A table in a database holds the attributes for one entity only. Data can then be added in the form of records.