Entity-Relationship Diagram (ERD)

How to Create an ERD Diagram

ERD (entity relationship diagram) is used to show the logical structure of databases. It represents the interrelationships between components of database (entities). Entity relationship diagrams are a widely used in software engineering. Using ERD software engineers can control the every aspect of database development. ER diagram can be used as guide for testing and communicating before the release of software product. ERD displays data as entities that are connected with connections that show the relationships between entities. There is some ERD notations used by data bases developers for representing the relationships between the data objects. ConceptDraw PRO and its ERD solution allow you to build ERD diagram of any notation.

How to Draw a Block Diagram in ConceptDraw PRO

Block diagram is a simple chart that use blocks to show some elements or activities, and connectors that show the relationship between neighboring blocks. They are commonly simple, giving an overview of a process without necessarily going into the specifics of implementation. Block diagrams are commonly used to depict a general description of a system and its activity. A most known sample of a block diagram is a flow chart, used in many types of business as a common method of representing repeated processes. Easy and a simple creation, a number of objects and connectors make the block diagram a many-sided tool for various industries. The ability to make block diagrams is delivered by the ConceptDraw Block Diagrams solution.