× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
e
5
e
4
4
d
4
o
3
p
3
t
3
3
m
3
p
3
m
3
f
3
New Topic  
gorgeous gorgeous
wrote...
Posts: 414
Rep: 0 0
5 years ago
How is minimum cardinality expressed in IE Crow's Foot E-R diagrams?
Textbook 
Database Processing: Fundamentals, Design, and Implementation

Database Processing: Fundamentals, Design, and Implementation


Edition: 15th
Authors:
Read 89 times
2 Replies

Related Topics

Replies
wrote...
5 years ago
The Crow's Foot E-R diagram notation uses a circle to indicate a minimum cardinality of zero (or "optional") and a hash mark to indicate a minimum cardinality of one (or "mandatory"). Each symbol is placed on the relationship line just beyond the symbol indicating maximum cardinality.
gorgeous Author
wrote...
5 years ago
Appreciate the effort, thank you!
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  923 People Browsing
Related Images
  
 622
  
 931
  
 353