Java and Database Connectivity

Relationships: Many to many (ii)

Hard to represent

• We can't have a column in the workshop table for every attendee, because we don't know how many there will be
• We can't have a column in the attendee table for every workshop, because we don't know how many there will be... (actually we could in this case, but not as a general rule).

Full text of this presentation | Table of Contents | No Frames Author: Simon Brooke | Copyright © 2001 Simon Brooke Slide 56 of 95

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