Instructions: Create a complete ERD in Crow's Foot notation that can be implemented in the relational model using the descriptions below. The attributes required: Activity's ID, Activity's Title, Activity's description, Child's ID, Child's firstname and lastname, Child's Birthday, Parent's ID, Parent's number, Parent's address. The business rules are: An activity may or may not have a child signed up An activity may have many children signed up A child must have an activity A child may have many activities A child must have a parent A parent must have a child A child may have many parents A parent may have many children To submit: Write your answer in a clean sheet of paper and upload a picture of it to dropbox

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
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Instructions:

Create a complete ERD in Crow's Foot notation that can be implemented in the relational model using the descriptions below.

The attributes required: Activity's ID, Activity's Title, Activity's description,  Child's ID, Child's firstname and lastname, Child's Birthday, Parent's ID, Parent's number, Parent's address.

The business rules are:

  • An activity may or may not have a child signed up
  • An activity may have many children signed up
  • A child must have an activity
  • A child may have many activities
  • A child must have a parent
  • A parent must have a child
  • A child may have many parents
  • A parent may have many children

To submit: Write your answer in a clean sheet of paper and upload a picture of it to dropbox

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