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    Exam 7: Information Retrieval From Relational Databases
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    If a Table Contained 20 Columns and You Wanted to Use
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If a Table Contained 20 Columns and You Wanted to Use

Question 44

Question 44

Multiple Choice

If a table contained 20 columns and you wanted to use only ten of the table's columns in a query you would use:


A) A vertical subset
B) A horizontal subset
C) A JOIN
D) An OPEN
E) A diagonal subset

Correct Answer:

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