Beginner28 min
The Entity–Relationship Model
Entities, attributes, relationships, cardinality and participation constraints, weak entities and ER diagrams.
Not yet written
This lesson is on the syllabus but has no text yet
The full curriculum is published up front so you can see the whole route and its dependencies. Lessons are being written in curriculum order.
What it will cover
- ER model
- cardinality
- weak entity