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Many to many relationships, computer science, Basic Computer Science
Each Many to Many relationship type maps into the Table.
The primary key of this relevant is the combination of the primary keys of the participating entity types.
These are also considered in foreign keys.
Attributes of the relationship type maps to attributes of the relvar, same to those of regular entity types.
Posted Date: 2/14/2012 10:03:17 PM | Location : United States
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