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http://www.myreadingroom.co.in/notes-and-studymaterial/65-dbms/561-operational-data-and-decision-support-data.html
To provide effective update performance, operational systems store data in many tables, each with a minimum number of fields. From the data analyst’s point of view, decision support data differ from operational data in three main areas: time span, granularity, and dimensionality. Operational Data Vs decision support data. You May Also Like:
https://www.ques10.com/p/17027/operational-vs-decision-support-system/
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https://www.oreilly.com/library/view/data-warehousing-fundamentals/9780471412540/9780471412540_operational_versus_decision-support_sys.html
1.4. OPERATIONAL VERSUS DECISION-SUPPORT SYSTEMS What is a basic reason for the failure of all the previous attempts by IT to provide strategic information? What has IT been doing all … - Selection from DATA WAREHOUSING FUNDAMENTALS: A Comprehensive Guide for IT Professionals [Book]
https://www.businessmanagementideas.com/decision-making/management-information-and-decision-support-system/3369
To the middle management, it provides information useful for operational plans and to the first-level managers; it provides internal information useful for operations control. A decision support system (DSS) is an interactive computer system that can be easily accessed and operated by people who are not computer specialists.Author: Surbhi Rawat
http://www.decisionmanagementsolutions.com/the-difference-between-decision-support-systems-and-decision-management-systems-for-decision-automation/
Decision Management Systems, unlike Decision Support Systems, are focused on decision automation, taking or recommending this action. Decision Support Systems are focused on helping (supporting) someone make the decision, not necessarily on the actions to be taken. This distinction is critical to the difference between the two classes of systems.
https://www.coursehero.com/file/p57i9be/Decision-Support-Data-Data-Operational-data-Mostly-stored-in-relational/
Operational Data vs. Decision Support Data Data Operational data Mostly stored in relational database Optimized to support transactions representing daily operations Decision support data differs from operational data in three main areas: Time span Granularity Dimensionality Database Systems, 10th Edition 10
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