Extract, transform, load (ETL): It refers to a process in data warehousing and database usage, where the data is extracted from homogeneous or heterogeneous data sources. A well designed ETL system extracts data from the source systems, assures data quality and consistency standards, and finally delivers data in a presentation-ready format so that the application developers can build applications an end users can make decisions.

Question

Want to see the full answer?

Answer 1

Question

Chapter 7, Problem 2RQ

Program Plan Intro

Extract, transform, load (ETL):

It refers to a process in data warehousing and database usage, where the data is extracted from homogeneous or heterogeneous data sources.

A well designed ETL system extracts data from the source systems, assures data quality and consistency standards, and finally delivers data in a presentation-ready format so that the application developers can build applications an end users can make decisions.

Expert Solution & Answer

Want to see the full answer?

Check out a sample textbook solution

See solution

Students have asked these similar questions

What are the challenges associated with maintaining data quality and consistency in a data warehouse, and how can they be addressed?

What are the challenges associated with data quality in a data warehouse, and how can they be addressed?

What is data warehousing and how does it differ with a data warehouse?

Answer 2

Question

Chapter 7, Problem 2RQ

Program Plan Intro

Extract, transform, load (ETL):

It refers to a process in data warehousing and database usage, where the data is extracted from homogeneous or heterogeneous data sources.

A well designed ETL system extracts data from the source systems, assures data quality and consistency standards, and finally delivers data in a presentation-ready format so that the application developers can build applications an end users can make decisions.

Expert Solution & Answer

Want to see the full answer?

Check out a sample textbook solution

See solution

Answer 3

Question

Chapter 7, Problem 2RQ

Program Plan Intro

Extract, transform, load (ETL):

It refers to a process in data warehousing and database usage, where the data is extracted from homogeneous or heterogeneous data sources.

A well designed ETL system extracts data from the source systems, assures data quality and consistency standards, and finally delivers data in a presentation-ready format so that the application developers can build applications an end users can make decisions.

Expert Solution & Answer

Want to see the full answer?

Check out a sample textbook solution

See solution

Answer 4

Question

Chapter 7, Problem 2RQ

Program Plan Intro

Extract, transform, load (ETL):

It refers to a process in data warehousing and database usage, where the data is extracted from homogeneous or heterogeneous data sources.

A well designed ETL system extracts data from the source systems, assures data quality and consistency standards, and finally delivers data in a presentation-ready format so that the application developers can build applications an end users can make decisions.

Expert Solution & Answer

Want to see the full answer?

Check out a sample textbook solution

See solution

Answer 5

Chapter 7, Problem 2RQ

Program Plan Intro

Extract, transform, load (ETL):

It refers to a process in data warehousing and database usage, where the data is extracted from homogeneous or heterogeneous data sources.

A well designed ETL system extracts data from the source systems, assures data quality and consistency standards, and finally delivers data in a presentation-ready format so that the application developers can build applications an end users can make decisions.

Answer 6

Chapter 7, Problem 2RQ

Program Plan Intro

Extract, transform, load (ETL):

It refers to a process in data warehousing and database usage, where the data is extracted from homogeneous or heterogeneous data sources.

A well designed ETL system extracts data from the source systems, assures data quality and consistency standards, and finally delivers data in a presentation-ready format so that the application developers can build applications an end users can make decisions.

Answer 7

Chapter 7, Problem 2RQ

Program Plan Intro

Extract, transform, load (ETL):

It refers to a process in data warehousing and database usage, where the data is extracted from homogeneous or heterogeneous data sources.

A well designed ETL system extracts data from the source systems, assures data quality and consistency standards, and finally delivers data in a presentation-ready format so that the application developers can build applications an end users can make decisions.

Answer 8

Expert Solution & Answer

Answer 9

Expert Solution & Answer

Answer 10

Want to see the full answer?

Check out a sample textbook solution

See solution

Answer 11

Ch. 7 - Prob. 1OC Ch. 7 - Prob. 2OC Ch. 7 - Prob. 3OC Ch. 7 - Prob. 1CQ Ch. 7 - Prob. 2CQ Ch. 7 - Prob. 3CQ Ch. 7 - Prob. 4CQ Ch. 7 - Prob. 5CQ Ch. 7 - Prob. 6CQ Ch. 7 - Prob. 1RQ

Solution Summary: The author explains that extract, transform, load (ETL) is a process in data warehousing and database usage, where the data is extracted from homogeneous or heterogenous data sources.

Concept explainers

Videos

Want to see the full answer?

Chapter 7 Solutions