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Author Question: A key that contains more than one attribute is called a(n): A) composite key. B) complex key. ... (Read 38 times)

Tazate

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on: Jul 7, 2018
A key that contains more than one attribute is called a(n):
 
  A) composite key.
  B) complex key.
  C) multi-key.
  D) n-key.
  E) candidate key.

Question 2

When an SQL SELECT statement is used to retrieve data from a view instance, the maximum number of columns that can be specified in the SELECT is the same as the number of columns:
 
  A) in the table underlying the view.
  B) in the VIEW specification.
  C) in the ORDER BY clause.
  D) in the HAVING clause.
  E) that have aliases.


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akpaschal

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

A

Answer to Question 2

B


Tazate

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Reply #2 on: Jul 7, 2018
Correct answers!


akpaschal

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Reply #3 on: Jul 7, 2018
Great! Please up vote :D


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