It is necessary to include relationship descriptions like this when creating an entity relationship diagram. If we added a third entity (Sport), we would have another relationship to add.

Nature Precedings - Systems Biology Graphical Notation: Entity Relationship language Level 1 (Version 1.2) Skip to main content Thank you for visiting nature.com.

National 5; Design Relationships and entity relationship diagrams. Designing queries and establishing a data dictionary are important. Decisions should be informed by the Data Protection Act ...