Question

What is the main focus of data transformation in a data warehouse?

a.

Making source data compatible with source systems

b.

Preprocessing source data

c.

Mapping source fields to target fields

d.

Improving data quality

Posted under Data Warehousing and OLAP

Answer: (d).Improving data quality Explanation:The main focus of data transformation in a data warehouse is improving data quality.

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Q. What is the main focus of data transformation in a data warehouse?

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