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What is Data Warehouse?

Sweety Patel

Data warehouse is a database of unique data structure that allows relativity quick and easy performance of complex quires over large amount of data. A classical production information system is preliminarily adapted to input data. It allows the company to be operational and run smoothly and that means mostly data entity stored data in the production system require the data to be administered on those data should be able to extract useful information from large amount of data. The administrative structure of the company should be able to extract useful information from the large amount of the data, which will be used as planning and decision making for the stored data. The mode provided by the data warehouse is faster & easier access to information to view and analyse large amounts of data in which time measures the reach in seconds or minutes.