: Represented as ovals, these describe the specific characteristics of an entity (e.g., a Customer entity might have attributes like Name or Email ).
: A high-level view showing major entities and their relationships without technical details. AZ erdЕ‘rЕ‘l
: Analysts use them to identify logic errors in existing database structures. : Represented as ovals, these describe the specific
: They provide a common visual language for stakeholders, business analysts, and engineers to discuss data requirements. : Represented as ovals
An is a visual report used to design and model relational databases by illustrating how different "entities" (like people, objects, or concepts) relate to one another within a system. Core Components of an ERD