Question
Which statement is CORRECT? A relation cannot have more than 1 foreign key. Every relation must have a foreign key. The Boyce Codd normal form
Which statement is CORRECT?
| A relation cannot have more than 1 foreign key. | ||
| Every relation must have a foreign key. | ||
| The Boyce Codd normal form is more strict than the third normal form.
| ||
| A relation is in 2NF if it is in 1NF and every prime attribute type A in R is fully functionally dependent on any key of R. |
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Database Programming With Visual Basic .NET
Authors: Carsten Thomsen
2nd Edition
1590590325, 978-1590590324
