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toripollard8 toripollard8
wrote...
Posts: 486
5 years ago
The primary key for M:N relationship tables

• is a single attribute.

• always consists of two attributes.

• is the primary key of the most important entity linked to that relationship.

• does not exist. Many-to-many relationship tables only use foreign keys.
Textbook 
Accounting Information Systems

Accounting Information Systems


Edition: 14th
Authors:
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NicoleLoveNicoleLove
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5 years ago
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