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Frequently Asked Questions about Decision Support Systems by Dan Power

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40 results for "OLAP"

Question	Category	Date
What is analytical processing? by Dan Power Editor, DSSResources.com Transforming data and summarizing it is a key task in many decision making situations. Once this task is co...	DSS Foundations	Feb 12, 2010
What do I need to know about Data Warehousing/OLAP? by Daniel J. Power Editor, DSSResources.COM A data warehouse is a central, integrated repository for historical, enterprise data from multiple bus...	Data-driven DSS	Oct 12, 2014
What is a good replacement for models built using IFPS? On December 5, 2000, Hubert Deneault, Hydro-Quebec, wrote "First, I want to thank you for offering a service like DSSResources.com. It is very he...	Model-driven DSS	Aug 07, 2005
What are the features of a data-driven DSS? by Daniel J. Power Editor, DSSResources.COM Data-driven DSS are the most common of the five types of decision support systems in the expanded DSS...	Data-driven DSS	Mar 02, 2007
What should be taught in a Business Intelligence/Data-Driven DSS course? by Dan Power On Tuesday, December 13, 2005, Michael Lane, Lecturer Information Systems Department, Faculty of Business, University of Southern ...	Data-driven DSS	Aug 01, 2006
What are Analytical Information Systems? by Dan Power Editor, DSSResources.com Analytical Information Systems provide information, analysis and possibly recommendations. Henry Morri...	DSS Foundations	Dec 29, 2015
What is the history of computerized decision support? by Dan Power Editor, DSSResources.com Supposedly, if we study history we are less likely to make the same mistakes again. Decision support was on...	DSS Foundations	Jun 10, 2009
Is Amazon Web Services a 'good fit' for decision support and OLTP? by Daniel J. Power Editor, DSSResources.COM Amazon Web Services (AWS) hosts many popular Web applications including: Instagram, Vine, IFTTT, Netf...	DSS Foundations	Aug 25, 2013
Is parallel database technology needed for data-driven DSS? by Dan Power Editor, DSSResources.COM Few managers have heard of parallel computer processing and parallel databases. Nonetheless the desire of ...	Data-driven DSS	Mar 02, 2007
What is DSS 2.0? by Daniel J. Power Editor, DSSResources.COM Discontinuities and major technology change can result in improving and significantly altering the sc...	DSS Foundations	Jul 19, 2014
How does decision support processing differ from transaction processing? by Dan Power Editor, DSSResources.com Information systems can be categorized in many ways, but historically business information systems began a...	Building DSS	Jan 04, 2014
What should managers know about business intelligence and data-driven decision support? by Dan Power Editor, DSSResources.COM Most managers want to make fact-based decisions. Many large organizations have implemented database syste...	DSS Foundations	Aug 13, 2012
What is a DSS? by Dan Power Editor, DSSResources.com "What is a DSS?" is a fundamental question that many have addressed over the years. It seems appropriate to...	DSS Foundations	Mar 20, 2009
What Data Warehouse software and configurations are used in universities? The best source for finding information on this topic is on the Higher Education Data Warehouse Configurations page at http://www.georgetown.edu/users...	Data-driven DSS	Aug 06, 2005
What is the job of a decision support analyst? by Dan Power Editor, DSSResources.com Job titles often summarize job duties and sometimes the title conveys prestige or reflects the responsibli...	DSS Foundations	Jul 30, 2012
What are advantages and disadvantages of data warehouses? by Dan Power Editor, DSSResources.com The concept of a data warehouse for decision support traces back to about 1990 and the works of Bill Inmon...	Data-driven DSS	Dec 03, 2008
What is data warehousing? by Dan Power Editor, DSSResources.com For at least a hundred years, warehousing has referred to the short or long term storage of items in a spec...	DSS Foundations	Feb 18, 2010
What are the origins of SIG DSS? by Dan Power Editor, DSSResources.com SIG DSS is the Special Interest Group about Decision Support and Analytical Information Systems affiliated ...	AIS SIG DSS	Feb 13, 2014
How many DSS related pages are on the Web? One means of finding Web sites relevant to DSS is to use a search engine. Another way is to use a Web index. AltaVista (URL http://www.altavista...	DSSResources.com	Aug 25, 2005
Do small businesses need DSS? by Dan Power Editor, DSSResources.com Today decision-making is more difficult for all managers including those in small businesses. On the positi...	DSS Foundations	Jan 10, 2010
Is a Data Warehouse a DSS? What is a star schema? No, a data warehouse is not a Decision Support System. A data warehouse is however usually the "driver" and dominant component for a Data-dr...	Data-driven DSS	Aug 06, 2005
What is Alter's DSS taxonomy? by Daniel J. Power Editor, DSSResources.com In the mid-1970s, the first wave of computerized decision support systems (DSS) became practical. St...	DSS Foundations	Jun 18, 2018
What is the technology adoption curve? Is it relevant to DSS? by Daniel J. Power Editor, DSSResources.COM The technology adoption curve (TAC) is a theory about how individuals and organizations behave in impl...	DSS Theory	Dec 31, 2019
What is an enterprise-class translytical database? by Daniel J. Power and Ciara Heavin Translytical is a portmanteau word, in that parts of the words transaction and analytical are combined to form...	DSS Foundations	Oct 02, 2017
What software companies sell data-driven DSS? by Dan Power Editor, DSSResources.com Where can I buy a data-driven DSS? or who sells DSS? are common questions that those new to computerized ...	Building DSS	Sep 18, 2011
What is the potential size of the NSEERS database? The U.S. Immigration and Naturalization Services (INS) is creating a number of very large databases to support a variety of operations and processes. ...	DSS Applications	Aug 07, 2005
What criteria should be used for evaluating DSS software packages? by Daniel J. Power Editor, DSSResources.COM Evaluating software packages is an important task. Some people might be quick to list criteria like e...	Evaluating DSS Projects	Feb 06, 2016
What are the basics of data warehousing? by Daniel J. Power Editor, DSSResources.COM For at least one hundred years, warehousing has referred to the short- or long-term storage of items ...	DSS Foundations	Apr 24, 2014
What is the actual usage of DSS? This Ask Dan! column tackles a difficult question, but one that many of us have asked in one way or another over the years. I'm focusing on usage of D...	Building DSS	Aug 06, 2005
Are Executive Information Systems (EIS) needed? by Dan Power Editor, DSSResources.com At least 30 years ago, Chief Executive Officers (CEOs) began going online for information (cf., Rockhart, ...	Data-driven DSS	Sep 17, 2008
What is the history of DSSResources.com? by Daniel J. Power Editor, DSSResources.com Since October 2, 1995, DSSResources.com has been the premier resource about computerized Decision Supp...	DSSResources.com	Jan 09, 2016
What is business intelligence? by Dan Power Editor, DSSResources.com Business intelligence (BI) is often viewed as a term similar to military or competitive intelligence. And h...	DSS Foundations	Aug 06, 2005
What criteria should be used to evaluate BI/DW vendor solutions? by Dan Power Editor, DSSResources.com Selecting an enterprise business intelligence (BI)/data warehouse (DW) vendor solution is an important deci...	DSS Foundations	Dec 26, 2013
What is Planners Lab? by Dan Power Editor, DSSResources.COM Planners Lab is an innovative software product, a modern version of IFPS, a new tool for teaching student...	Model-driven DSS	Oct 22, 2006
How will Web 2.0 impact design and development of decision support systems? by Dan Power Editor, DSSResources.com Web 2.0 applications facilitate information sharing, user-centered design, and collaboration. In the past 5...	DSS Foundations	Jan 03, 2011
When is "real-time" decision support desirable and needed? My Ask Dan! column “What is ‘real-time’ decision support in DSS News (Vol. 3, No. 24) struck a chord with some readers. This column is a follow-...	Building DSS	Aug 06, 2005
What vendors dominate the DSS product space? In terms of Ask Dan! email, questions about DSS software and DSS vendors ranks near the top. What DSS product is best? What is the largest DSS softwar...	Evaluating DSS Projects	Aug 07, 2005
How can organizations keep data-driven DSS and data warehouses current with changes in source systems? by Daniel J. Power Editor, DSSResources.COM In my Ask Dan column of October 22, 2006 (Vol. 7, No. 22), I answered some of the challenging questi...	Data-driven DSS	Mar 02, 2007
What should managers know about predictive analytics and model-driven decision support? by Dan Power Editor, DSSResources.COM Companies are implementing predictive analytics and quantitative models to assist managers. There remain ...	DSS Foundations	Aug 19, 2012
What are the most cited DSS articles and books? Decision Support Research: Most Cited Articles and Books by Daniel J. Power Editor, DSSResources.COM Research and scholarship about Decision ...	DSS Foundations	Aug 24, 2018

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