The primary key is selected from the:

More Questions from The Relational Model and Normalization

• In the relational model, relationships between relations or tables are created by using:
• Table is synonymous with the term:
• For some relations, changing the data can have undesirable consequences called:
• Which of the following is not a restriction for a table to be a relation?
• A functional dependency is a relationship between or among:
• When the values in one or more attributes being used as a foreign key must exist in another set of one or more attributes in another table, we have created a(n):
• The functional dependency R → S means that the value of S can be determined when we are given a value of R.
• A candidate key is a determinant that determines all the other columns is a relation.
• In a relation, the rows are sometimes called "fields."
• A relation is in 5NF when multivalued dependencies are isolated in their own relation.

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