Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

List the characteristics that a table must have to be considered a relation. List two synonyms for file, two for record, and two for field.

  1. List the characteristics that a table must have to be considered a relation.
  2. List two synonyms for file, two for record, and two for field.
  3. What are the four uses of a primary key?
  4. What are the desirable characteristics of a primary key?
  5. What is a surrogate key and when do you use them?
  6. What is a foreign key?
  7. What is referential integrity and why is it important?
  8. What are the three possible interpretations of a null value?
  9. What is normalization? Why is it important?

Step by Step Solution

There are 3 Steps involved in it

Step: 1

blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

blur-text-image

Step: 3

blur-text-image

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Modern Database Management

Authors: Donald A. Carpenter Fred R. McFadden

1st Edition

8178088045, 978-8178088044

More Books

Students also viewed these Databases questions

Question

=+function g such that A[ x (0, 1): f(x) + g(x)]

Answered: 1 week ago