"Interactive computer-based systems intended to help decision makers utilize data and models to identify and solve problems and make decisions." (D J Power, "Decision Support Systems Hyperbook", 2000)
"The original name for data warehousing." (Ralph Kimball & Margy Ross, "The Data Warehouse Toolkit" 2nd Ed., 2002)
"The presentation of data to support management in making decisions." (William A Giovinazzo, "Internet-Enabled Business Intelligence", 2002)
"The automated process to provide facts and information to facilitate decision-making activities. Usually DSS involves the analysis of many units of data in a heuristic fashion." (Margaret Y Chu, "Blissful Data ", 2004)
"A system used to support managerial decisions. Usually DSS involves the analysis of many units of data in a heuristic fashion. As a rule, DSS processing does not involve the update of data." (William H Inmon, "Building the Data Warehouse", 2005)
"Commonly known as DSS databases, these support decisions, generally more management-level and even executive-level decision-type of objectives." (Gavin Powell, "Beginning Database Design", 2006)
"A system used to support managerial decisions. Usually DSS involves the analysis of many units of data in a heuristic fashion. As a rule, DSS processing does not involve the update of data." (William H Inmon & Anthony Nesavich, "Tapping into Unstructured Data", 2007)
"A branch of the broadly defined management information system (MIS). It is an information system that provides answers to problems and that integrates the decision maker into the system as a component. The system utilizes such quantitative techniques as regression and financial planning modeling. DSS software furnishes support to the accountant in the decision - making process." (Jae K Shim & Joel G Siegel, "Budgeting Basics and Beyond", 2008)
"An application that uses data to support managerial decisions through ad hoc query, summarization, drill-down analysis, trend analysis, exception identification and 'what if' scenario modeling." (DAMA International, "The DAMA Dictionary of Data Management", 2011)
"An arrangement of computerized tools used to assist managerial decision making within a business." (Carlos Coronel et al, "Database Systems: Design, Implementation, and Management" 9th Ed., 2011)
"Computer-based information system that combines models and data to solve semistructured and some unstructured problems with intensive user involvement." (Linda Volonino & Efraim Turban, "Information Technology for Management" 8th Ed., 2011)
"Information processing application used by managers and business professionals to analyze situations, monitor and compare performance data, highlight changes that require their attention, and to identify the more promising solutions. DSSs are one component of the overall MIS content for a business" (Kenneth A Shaw, "Integrated Management of Processes and Information", 2013)
"A DSS is an interactive computer-based system or subsystem intended to help decision makers use communications technologies, data, documents, knowledge, or models to identify and solve problems, complete decision process tasks, and make decisions." (Ciara Heavin & Daniel J Power, "Decision Support, Analytics, and Business Intelligence" 3rd Ed., 2017)
"A computer-based information system that supports individual or team decision making. Five primary types: communications-driven, data-driven, document-driven, knowledgedriven, and data-driven DSS." (Daniel J Power & Ciara Heavin, "Data-Based Decision Making and Digital Transformation", 2018)
"A coordinated assemblage of people, devices or other resources that analyzes, typically, business data and presents it so that users can make business decisions more easily." (GEMET - Environmental thesaurus)
"A computer system that provides managers with the tools they need to analyze information they deem relevant for a particular decision or class of decisions. Pearson, "Digital Planet: Tomorrow's Technology and You" 10th Ed.)
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