This ERD is missing something that we require in our rules. What would you add and where would you add it to complete the ERD? (Hint: it's what enables the relationship.) Faculty Student PK F_id PK S_id Advises be Is advised by
This ERD is missing something that we require in our rules. What would you add and where would you add it to complete the ERD? (Hint: it's what enables the relationship.) Faculty Student PK F_id PK S_id Advises be Is advised by
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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
Transcribed Image Text:The image presents an Entity-Relationship Diagram (ERD) involving two entities: Faculty and Student. Each entity is represented as a table.
1. **Faculty Table:**
- Column: **F_id**
- **F_id** is marked as the Primary Key (PK), indicated by the blue "PK" label.
2. **Student Table:**
- Column: **S_id**
- **S_id** is marked as the Primary Key (PK), indicated by the blue "PK" label.
**Relationship Details:**
- The relationship between Faculty and Student is a one-to-many relationship, as indicated by the straight line ending at the Faculty and the crow's foot notation ending at the Student.
- The Faculty entity is related to the Student entity through an advising relationship, meaning a Faculty member advises multiple students.
- The relationship is labeled as "Advises" pointing from Faculty to Student and "Is advised by" pointing from Student to Faculty.
**Missing Element:**
- The ERD is missing a foreign key (FK) to establish the relationship. The foreign key should be added to the Student table, linking it back to the Faculty's primary key (F_id). This inclusion will enable the relational association within a database system.
**Instruction:**
The header suggests considering what to add to complete the ERD, hinting that the missing element is crucial for enabling the relationship.
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