Data warehousing: What is Data warehousing?

What is Data warehousing?

A data warehouse can be considered as a storage area where interest specific or relevant data is stored irrespective of the source. What actually is required to create a data warehouse can be considered as Data Warehousing. Data warehousing merges data from multiple sources into an easy and complete form.

What is Data warehousing?

Data warehousing is a process of repository of electronic data of an organization. For the purpose of reporting and analysis, data warehousing is used. The essence concept of data warehousing is to provide data flow of architectural model from operational system to decision support environments.

Data warehousing fact & dimension tables: What are fact tables and dimension tables?
Data warehousing fact & dimension tables - As mentioned, data in a warehouse comes from the transactions. Fact table in a data warehouse consists of facts..
Data warehousing ETL process: What is ETL process in data warehousing?
What is ETL process in data warehousing? - ETL is Extract Transform Load. It is a process of fetching data from different sources, converting the data into a consistent and clean....
Data warehousing & data mining: Difference between data mining and data warehousing.
Difference between data mining and data warehousing - Data warehousing is merely extracting data from different sources, cleaning the data and storing it in the warehouse.........
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