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Author Question: When does a functional dependency occur? What will be an ideal ... (Read 51 times)

ec501234

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on: Jul 7, 2018
When does a functional dependency occur?
 
  What will be an ideal response?

Question 2

The STATEWIDE HEALTH PRESCRIPTIONS database column PrescID provides the data for a dimension in the STATEWIDE HEALTH star schema.
 
  Indicate whether the statement is true or false


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iman

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Reply #1 on: Jul 7, 2018
Answer to Question 1

A functional dependency occurs when the value of one (or more) column(s) in each record of a relation uniquely determines the value of another column in that same record of the relation.

Answer to Question 2

FALSE


ec501234

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Reply 2 on: Jul 7, 2018
Wow, this really help

LVPMS

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Reply 3 on: Yesterday
Excellent

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