N-ary relationships in database design, computer science, Basic Computer Science

n-ary relationships in database design

Each n-ary where n>2 relationship type is maped into a table name of the relationship works as the name of the table.
The primary key of such kind of table is the combination of the primary keys of the participating entity types.
These are also defined a foreign keys.
Attributes of the relationship type maps to attributes of the table, same as to those of regular entity types.
Posted Date: 2/14/2012 1:53:05 PM | Location : United States







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