Database SystemsA data warehousing is defined as a technique for collecting and managing data from varied sources to provide meaningful business insights. It is a blend of technologies and components which aids the strategic use of data. It is electronic storage of a large amount of information by a business which is designed for query and analysis instead of transaction processing. It is a process of transforming data into information and making it available to users in a timely manner to make a difference. In this tutorial, you will learn- What is Data Warehousing? History of Datawarehouse How Datawarehouse works? However, the data warehouse is not a product but an environment.
What Is Data Warehousing? Types, Definition & Example
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A comprehensive introductory textbook for use in undergraduate and graduate information systems or computer science database courses, as well as for independent readers. All of these resources are available from the publisher's website here. This database can be used for exercises E5. Readers, students and instructors can also use this database to create their own SQL exercises. Instructors can create free accounts on this web site by following the Faculty Registration link. This password will enable students to create free accounts at TUN as well.