needed ER diagram for following scenario
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28-09-2019 - |
Question
a supplier located in only one city supplies various parts for the projects to different companies located in various cities.Draw ER diagram for this scenario.
Thanks.
Solution
Supplier <-N--located in--1-> City
Supplier <-1--delivers parts to--N-> Company
Company <-N--located in--1-> City
if one company can be located in various cities you'll need Company <-1--N-> Company2City <-N---1-> City
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