Tõhustatud üksuse seose skeem

Ülevaade

Eesmärgid

Joonistage antud probleemile ERD

Õppe-eesmärgid

- Understand use of supertype/subtype relationships - Use specialization and generalization techniques - Specify completeness and disjointness constraints - Develop supertype/subtype hierarchies for realistic business situations

Sisu

This is addressed for students who want to develop an enhanced ERD for the system. Before learning this, students must have background knowledge on logical database design and be able to draw an ERD