Dimensional database : A relational database that uses dimensional data model in organizing the data is called as dimensional database. Dimensional data are applied and used for unstructured analytical data processing. Both current and historical data can be used. The data updates are made systematically, no user can insert or delete the data contents.

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Chapter 8, Problem 8.19RQ

Program Plan Intro

Dimensional database:

A relational database that uses dimensional data model in organizing the data is called as dimensional database.

Dimensional data are applied and used for unstructured analytical data processing.

Both current and historical data can be used.

The data updates are made systematically, no user can insert or delete the data contents.

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Multivalued dimensions are those that may have many values present at once.

In what ways are dimensions not normalised?

A dimension that may take on a variety of values at once is referred to be multivalued.

Answer 2

Question

Chapter 8, Problem 8.19RQ

Program Plan Intro

Dimensional database:

A relational database that uses dimensional data model in organizing the data is called as dimensional database.

Dimensional data are applied and used for unstructured analytical data processing.

Both current and historical data can be used.

The data updates are made systematically, no user can insert or delete the data contents.

Expert Solution & Answer

Want to see the full answer?

Check out a sample textbook solution

See solution

Answer 3

Question

Chapter 8, Problem 8.19RQ

Program Plan Intro

Dimensional database:

A relational database that uses dimensional data model in organizing the data is called as dimensional database.

Dimensional data are applied and used for unstructured analytical data processing.

Both current and historical data can be used.

The data updates are made systematically, no user can insert or delete the data contents.

Expert Solution & Answer

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Check out a sample textbook solution

See solution

Answer 4

Question

Chapter 8, Problem 8.19RQ

Program Plan Intro

Dimensional database:

A relational database that uses dimensional data model in organizing the data is called as dimensional database.

Dimensional data are applied and used for unstructured analytical data processing.

Both current and historical data can be used.

The data updates are made systematically, no user can insert or delete the data contents.

Expert Solution & Answer

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Check out a sample textbook solution

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Answer 5

Chapter 8, Problem 8.19RQ

Program Plan Intro

Dimensional database:

A relational database that uses dimensional data model in organizing the data is called as dimensional database.

Dimensional data are applied and used for unstructured analytical data processing.

Both current and historical data can be used.

The data updates are made systematically, no user can insert or delete the data contents.

Answer 6

Chapter 8, Problem 8.19RQ

Program Plan Intro

Dimensional database:

A relational database that uses dimensional data model in organizing the data is called as dimensional database.

Dimensional data are applied and used for unstructured analytical data processing.

Both current and historical data can be used.

The data updates are made systematically, no user can insert or delete the data contents.

Answer 7

Chapter 8, Problem 8.19RQ

Program Plan Intro

Dimensional database:

A relational database that uses dimensional data model in organizing the data is called as dimensional database.

Dimensional data are applied and used for unstructured analytical data processing.

Both current and historical data can be used.

The data updates are made systematically, no user can insert or delete the data contents.

Answer 8

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Answer 11

Ch. 8 - Prob. 8.1RQ Ch. 8 - Prob. 8.2RQ Ch. 8 - Prob. 8.3RQ Ch. 8 - Prob. 8.4RQ Ch. 8 - Prob. 8.5RQ Ch. 8 - Prob. 8.6RQ Ch. 8 - What problems in operational data create the need...Ch. 8 - Prob. 8.8RQ Ch. 8 - Prob. 8.9RQ Ch. 8 - Prob. 8.10RQ

Solution Summary: The author explains the importance of time dimension in a relational database because it is used in the analysis of historical data.

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