Answer by Joel Brown for How do you read a one-to-many relationship in both...
There are a lot of different graphical conventions for relationships in a data model. See some examples in Wikipedia: Cardinalities.The vastly most common way to represent cardinality in a diagram is...
View ArticleAnswer by El.Hum for How do you read a one-to-many relationship in both...
"Each Professor can teach many Classes"P-->C"Each Class has only one(or can be taught by just one) Professor"C-->P
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How do you read a one-to-many relationship in both directions?
I'm having issues with reading this relationship.Let's take the Professor and Class entities in this example. If I read this from Professor to Class, I would say, "A Professor teaches one to many...
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