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Database Design

CSYS2643

3 credits

Labs

Entities and Attributes

Lab

100 points

Requirements

A substantial number of the possible entities for libraries are listed21
A substantial number of the possible entities for an art collection is listed20
A substantial number of the possible entities for a comic book collect is listed20
The list of attributes for libraries is acceptable13
The list of attributes for art collection is acceptable13
The list of attributes for comic book collection is acceptable13
Total100 pts

Objective

To practice identifying entities and attributes of subjects

Instructions

For the following 3 subjects, identify all of the related entities and attributes of those entities that you can think of:

  • Libraries
  • Art Collections
  • Comic Book Collections

You can express your lists of entities and attributes as simple lists in a textfile, just make sure that it's obvious what is an entity and what is an attribute. For example, a school might have:

  • students
    • first name
    • last name
    • phone number
  • teachers
    • first name
    • last name
    • office number
  • classrooms
    • room number
    • seats available
    • has computers?
  • buildings
    • address
    • description

In this list the left justifies items are entities and the indented items below them are their attributes.