All of the Following Are Guidelines for Better Query Design

question 31

Multiple Choice

All of the following are guidelines for better query design EXCEPT:

• A) Understand how indexes are used in query processing
• B) Use a lot of self-joins
• C) Write simple queries
• D) Retrieve on the data that you need

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Definitions:

Flowcharts

Diagrams that depict the sequence or steps involved in a process, using symbols and arrows to show the flow of operations.

Bar Chart

A graphical display of data using bars of different lengths to represent values.

War Fatalities

Refers to the deaths that occur in a conflict or war, including both military personnel and civilians.

Color Highlights

The use of contrasting colors to accentuate or emphasize certain parts of a text or image.