New User Special Price Expires in

Let's log you in.

Sign in with Facebook


Don't have a StudySoup account? Create one here!


Create a StudySoup account

Be part of our community, it's free to join!

Sign up with Facebook


Create your account
By creating an account you agree to StudySoup's terms and conditions and privacy policy

Already have a StudySoup account? Login here


by: Hans Farrell PhD


Hans Farrell PhD
GPA 3.95

Markus Schneider

Almost Ready


These notes were just uploaded, and will be ready to view shortly.

Purchase these notes here, or revisit this page.

Either way, we'll remind you when they're ready :)

Preview These Notes for FREE

Get a free preview of these Notes, just enter your email below.

Unlock Preview
Unlock Preview

Preview these materials now for free

Why put in your email? Get access to more of this material and other relevant free materials for your school

View Preview

About this Document

Markus Schneider
Class Notes
25 ?




Popular in Course

Popular in Computer Programming

This 5 page Class Notes was uploaded by Hans Farrell PhD on Friday September 18, 2015. The Class Notes belongs to COP 5725 at University of Florida taught by Markus Schneider in Fall. Since its upload, it has received 20 views. For similar materials see /class/206689/cop-5725-university-of-florida in Computer Programming at University of Florida.

Similar to COP 5725 at UF

Popular in Computer Programming




Report this Material


What is Karma?


Karma is the currency of StudySoup.

You can buy or earn more Karma at anytime and redeem it for class notes, study guides, flashcards, and more!

Date Created: 09/18/15
What you should have learned after this lecture El further concepts of the EntityRelationship Model like weak entity sets total par ticipation and min maxnotation Example conceptual university schema isprecondi tionof predecessor m n n lectures e ma 1 ma grade m 1 SUCCESSOF 6 Extensions CI existence dependent weak entity sets assumption so far entities exist autonomously and can be uniquely identified within an entity set by their key attributes strong entity set in reality there are also weak entities that do not have sufficient attributes to form a key These entities are dependent in their existence from another superior entity and can be uniquely identified only in combination with the key of a superior entity superior entity set is called identifying or owner entity set graphical notation l identifying relationship set a weak entity set E1 must be associated with an identifying entity set E2 by an identifying relationship set if the key of E1 comprises the key of E2 and if it con tains one or more additional attributes of E1 relationship from the weak entity set to the superior entity set has usually an m 1 cardinality and more seldom a 11cardinality graphical notation ltgtgt El example El total participation of an entity set in a relationship all entities of an entity set E1 are associated with another entity set E2 by a rela tionship set R this holds in particular for weak entity sets example lt department El more precise characterization of cardinalities of relationship sets min max notation for each entity set participating in a relationship set min expresses that each entity of this set is in relationship at least min times max expresses that each entity of this set is in relationship at most max times special cases min 0 an entity does not have to be in relationship optional max an entity may be in relationship arbitrarily many times example conceptual university schema with min maXnotations isprecondi tionof predecessor SUCCESSOF 0 3 0 m a 11 w an m e c D 13 or 1 11 0 l d b


Buy Material

Are you sure you want to buy this material for

25 Karma

Buy Material

BOOM! Enjoy Your Free Notes!

We've added these Notes to your profile, click here to view them now.


You're already Subscribed!

Looks like you've already subscribed to StudySoup, you won't need to purchase another subscription to get this material. To access this material simply click 'View Full Document'

Why people love StudySoup

Bentley McCaw University of Florida

"I was shooting for a perfect 4.0 GPA this semester. Having StudySoup as a study aid was critical to helping me achieve my goal...and I nailed it!"

Anthony Lee UC Santa Barbara

"I bought an awesome study guide, which helped me get an A in my Math 34B class this quarter!"

Jim McGreen Ohio University

"Knowing I can count on the Elite Notetaker in my class allows me to focus on what the professor is saying instead of just scribbling notes the whole time and falling behind."

Parker Thompson 500 Startups

"It's a great way for students to improve their educational experience and it seemed like a product that everybody wants, so all the people participating are winning."

Become an Elite Notetaker and start selling your notes online!

Refund Policy


All subscriptions to StudySoup are paid in full at the time of subscribing. To change your credit card information or to cancel your subscription, go to "Edit Settings". All credit card information will be available there. If you should decide to cancel your subscription, it will continue to be valid until the next payment period, as all payments for the current period were made in advance. For special circumstances, please email


StudySoup has more than 1 million course-specific study resources to help students study smarter. If you’re having trouble finding what you’re looking for, our customer support team can help you find what you need! Feel free to contact them here:

Recurring Subscriptions: If you have canceled your recurring subscription on the day of renewal and have not downloaded any documents, you may request a refund by submitting an email to

Satisfaction Guarantee: If you’re not satisfied with your subscription, you can contact us for further help. Contact must be made within 3 business days of your subscription purchase and your refund request will be subject for review.

Please Note: Refunds can never be provided more than 30 days after the initial purchase date regardless of your activity on the site.