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5 months ago
How is minimum cardinality expressed in IE Crow's Foot E-R diagrams?
Textbook    
Database Processing: Fundamentals, Design, and Implementation
Edition: 15th
Authors:
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wrote...
5 months 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.
wrote...
5 months ago
Appreciate the effort, thank you!
wrote...
5 months ago
You're very welcome ... please mark the topic solved when you get a chance
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