Question
We have the following functional dependencies: ssn -> emp_fname, emp_lname dept_id -> ssn, dept_name We have the following relation schema: DEPT[dept_id, dept_name, ssn, emp_fname, emp_lname]
We have the following functional dependencies: ssn -> emp_fname, emp_lname dept_id -> ssn, dept_name We have the following relation schema: DEPT[dept_id, dept_name, ssn, emp_fname, emp_lname]
Select the TRUE statement for this scenario.
We do NOT have any prime attributes
We have a partial key dependency
We are in 2NF
We are in 3NF
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Case Studies In Business Data Bases
Authors: James Bradley
1st Edition
0030141346, 978-0030141348
