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Author Question: A lack of naming conventions can lead to confusion and make it harder to maintain or modify a ... (Read 47 times)

crobinson2013

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on: Jul 7, 2018
A lack of naming conventions can lead to confusion and make it harder to maintain or modify a database.
 
  Indicate whether the statement is true or false

Question 2

Explain cross joins and how one might result by accident.
 
  What will be an ideal response?


Joy Chen

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

TRUE

Answer to Question 2

In a cross join each record of the first table is matched to every record in the second table. This can happen by accident in a equi join if the developer forgets to include the relationship between the tables in where clause of the join.


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