Entity-Relationship Diagram (ERD)

An Entity-Relationship Diagram (ERD) is a visual presentation of entities and relationships. That type of diagrams is often used in the semi-structured or unstructured data in databases and information systems. At first glance ERD is similar to a flowch

Planning a school and its campus layout needs to depict the premises, represent internal spaces, location of windows and direction of natural light. Detailed classroom seating chart helps you visualize location of the blackboard and desks, taking into account the specifics of the room and its lighting, with a goal to design the classroom to be comfortable for each pupil and teacher.

Entity-Relationship Diagram (ERD) solution extends ConceptDraw PRO software with templates, samples and libraries of vector stencils from drawing the ER-diagrams by Chen's and crow’s foot notations.