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ER Diagram Updated 8/23/2026

Weak Entity ER Diagram

ER diagram showing a weak entity model where DEPENDENT depends on EMPLOYEE for identification, alongside separate BUILDING and ROOM entities and an ORDER with ORDER_LINE relationship.

er diagramweak entityemployee dependentorder linebuilding room
6 nodes 3 connections

How can I use this er diagram?

Download the Weak Entity ER Diagram as a PNG or SVG, or open it in the studio to edit your own copy. To draw a similar er diagram from a description, use the ER diagram generator; for notation and a step-by-step walkthrough, read how to make an ER diagram; and browse more ER diagram examples for related layouts.

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