Er Diagram Star Schema

26+ Er Diagram Star Schema PNG. The star schema is an important special case of the snowflake schema, and is more effective for handling simpler queries. A database diagram showing star schema.

Advanced Database Management System - Tutorials and Notes ... from 3.bp.blogspot.com

In the following diagram we have two entities student and college and their relationship. Generate er diagrams by writing codes. Save diagrams as images and pdfs.

An er diagram is a means of visualizing how the information a system produces is related.

Er diagrams appear on the rightmost tab of the database object editor: You're either designing a new schema or you need to document your existing structure. An entity set is a group of similar entities and these entities can have attributes. An er diagram gives you the visual outlook of your database.