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5 months ago



You are given an E-R diagram with two entities, ORDER and CUSTOMER, as shown above, and are asked to draw the relationship between them. If a given customer can place only one order and a given order can be placed by at most one customer, which of the following should be indicated in the relationship symbol between the two entities?

• N:M

• 1:1

• 1:N

• N:1
Source  Download
Database Processing: Fundamentals, Design, and Implementation
Edition: 15th
Authors:
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wrote...
5 months ago
1:1
wrote...
5 months ago
Thank you
wrote...
5 months ago
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