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What types of processing take place in a data warehouse? Describe. 

   What types of processing take place in a data warehouse? Describe.
Data Warehousing Fundamentals for IT Professionals
Data Warehousing Fundamentals for IT Professionals
Paulraj Ponniah 2nd Edition
Chapter 1, Problem 8 ↓

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Data Extraction: The first step in data warehousing is extracting data from various sources such as transactional databases, external systems, or flat files. This process involves identifying the relevant data and transforming it into a suitable format for further  Show more…

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