Based on the given ERD, identify all the business rules and explain them. Also, identify all primary keys and foreign keys with in the entities and explain the roles that they are playing in the ERD design.
Based on the given ERD, identify all the business rules and explain them. Also, identify all primary keys and foreign keys with in the entities and explain the roles that they are playing in the ERD design.
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:Based on the given ERD, identify all the business rules and explain them. Also, identify all primary
keys and foreign keys with in the entities and explain the roles that they are playing in the ERD
design.
PARENT
REGISTERS
PLAYER
PK Parent ID
PK,FK1 Parent ID
PK,FK2 Player ID
Player ID
whas
PK
has
Parent_LName
Parent_FName
Parent_Phone
Parent_Street
Parent City
Parent_State
Parent_Zip
Player FName
Player_LName
Player Age
FK1 Team_ID
inclydes
TEAM
COACH
PK Coach ID
coached by
PK Team ID
Team_Name
Team Colors
Coach_FName
Coach_LName
Coach_Phone
FK1 Team_ID
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