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https://quizlet.com/94024280/business-information-systems-chapter-3-flash-cards/
question that stems from 1. data warehouses are expensive 2. they may not be necessary since some business can easily extract all needed BI from databases and 3. they require extensive and often expensive support
https://www.proprofs.com/quiz-school/story.php?title=mis-test-3_1
May 21, 2018 · Which data administration facility allows you to control who has access to what information and what type of access those people have? A. Security management facilities. B. Query optimization facilities. C. ... Data warehouses exist to support: A. MRP. B. OLAP. C. OLTP. D. SQL. 19.4.8/5
https://www.coursehero.com/file/p1ncol6/Data-warehouses-exist-to-support-A-MRP-B-OLAP-C-OLTP-D-SQL-In-an-organization/
44. Data warehouses exist to support: A. MRP. B. OLAP. C. OLTP. D. SQL. In an organization, most databases are transaction-oriented. That is, most databases support online transaction processing (OLTP) and, therefore, are operational databases. Data warehouses are not transaction-oriented: They exist to support decision-making tasks in your organization. . Therefore, data warehouses support ...
http://www.rapid-business-intelligence-success.com/data-warehouse-basics.html
A data warehouse is a collection of data extracted from the operational or transactional systems in a business, transformed to clean up any inconsistencies in identification coding and definition, and then arranged to support rapid reporting and analysis. Click here to see another data warehouse definition Why do I need a data warehouse?
https://quizlet.com/11643149/data-warehousing-flash-cards/
A conceptional data model of the data warehouse defining the structure of the data warehouse and the metadata to access operational databases and external data sources. Data Mart A subset or view of a data warehouse, typically at a department or functional level, that contains all data required for decision support talks of that department.
https://docs.oracle.com/database/121/DWHSG/concept.htm
A data warehouse is a databas e designed to enable business intelligence activities: it exists to help users understand and enhance their organization's performance. It is designed for query and analysis rather than for transaction processing, and usually contains historical data derived from transaction data, but can include data from other sources.
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