An entity relationship model, also called an entity-relationship (ER) diagram, is a graphical In which table we will include these attributes will be discussed in Database Mapping in the next tutorial. — Recursive Relationship. Entity-Relationship (ER) model Diagrammatic notation associated with the ER model. 2 . e.g., recursive relationships, such as supervises (two employees). Ultimate ER Diagram Tutorial (Entity Relationship Diagrams) attribute, derived attribute, weak relationship, and recursive relationship.
Немец был. Клушар кивнул: - Со спутницей.
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