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Need help identifying and establishing Primary keys and foreign keys

Need help identifying and establishing Primary keys and foreign keys

Database System Concepts
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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Need help identifying and establishing Primary keys and foreign keys 

The image is a database schema diagram representing a pharmaceutical management system. It consists of several entities and their relationships, each represented by a colored box with attributes listed inside. Here's a detailed description of the entities and their attributes: 1. **PHARMACY (Blue Box):** - **Attributes:** - Pharmacy_ID - Pharmacy_Name - Pharmacy_Address 2. **EMPLOYEES (Gray Box):** - **Attributes:** - Employee_ID - Employee_FName_Lname - Employee_Address - Employee_DOB - Employee_Phone 3. **CUSTOMERS (Light Green Box):** - **Attributes:** - Customer_ID - Customer_FName_LName - Customer_Address - Customer_Phone - Customer_Email 4. **PHARMACIST (Light Green Box):** - **Attributes:** - Pharmacist_ID - Pharmacist_FName_LName - Pharmacist_Email - Pharmacist_Pos_Title 5. **STAFF (Light Blue Box):** - **Attributes:** - Staff_ID - Staff_FName_LName - Staff_Email - Staff_Job_Code 6. **PHARMACY TECH (Orange Box):** - **Attributes:** - Pharm_Tech_ID - Employee_ID - Pharm_Tech_FName_LName - Pharm_Tech_Email 7. **LEVEL (Two Mint Green Boxes):** - **Attributes:** - Employee_ID - Staff_ID **Relationships:** - The diagram shows lines indicating relationships between these entities: - A relationship between PHARMACY and EMPLOYEES. - EMPLOYEES are related to PHARMACIST, STAFF, and PHARMACY TECH, suggesting that these roles are subsets of employees. - There is also a relationship that connects EMPLOYEES and CUSTOMERS. This schema diagram represents various components of a pharmacy’s operational data, highlighting the roles and relationships between staff, customers, and pharmacy locations, crucial for managing daily operations efficiently.
Transcribed Image Text:The image is a database schema diagram representing a pharmaceutical management system. It consists of several entities and their relationships, each represented by a colored box with attributes listed inside. Here's a detailed description of the entities and their attributes: 1. **PHARMACY (Blue Box):** - **Attributes:** - Pharmacy_ID - Pharmacy_Name - Pharmacy_Address 2. **EMPLOYEES (Gray Box):** - **Attributes:** - Employee_ID - Employee_FName_Lname - Employee_Address - Employee_DOB - Employee_Phone 3. **CUSTOMERS (Light Green Box):** - **Attributes:** - Customer_ID - Customer_FName_LName - Customer_Address - Customer_Phone - Customer_Email 4. **PHARMACIST (Light Green Box):** - **Attributes:** - Pharmacist_ID - Pharmacist_FName_LName - Pharmacist_Email - Pharmacist_Pos_Title 5. **STAFF (Light Blue Box):** - **Attributes:** - Staff_ID - Staff_FName_LName - Staff_Email - Staff_Job_Code 6. **PHARMACY TECH (Orange Box):** - **Attributes:** - Pharm_Tech_ID - Employee_ID - Pharm_Tech_FName_LName - Pharm_Tech_Email 7. **LEVEL (Two Mint Green Boxes):** - **Attributes:** - Employee_ID - Staff_ID **Relationships:** - The diagram shows lines indicating relationships between these entities: - A relationship between PHARMACY and EMPLOYEES. - EMPLOYEES are related to PHARMACIST, STAFF, and PHARMACY TECH, suggesting that these roles are subsets of employees. - There is also a relationship that connects EMPLOYEES and CUSTOMERS. This schema diagram represents various components of a pharmacy’s operational data, highlighting the roles and relationships between staff, customers, and pharmacy locations, crucial for managing daily operations efficiently.
Expert Solution
Step 1

Pharmacy

PK: Pharmacy_ID

FK: NA

 

Employees

PK: Employee_ID

FK: NA

 

Customers

PK: Customer_ID

FK: NA

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