Recently, a set of significant new concepts and tools have evolved into a new technology that makes it possible to attack the problem of providing all the key people in the enterprise with access to whatever level of information needed for the enterprise to survive and prosper in an ...
OLAP - Examples Topmost executives of an organization are really interested in aggregated facts or numbers to take decisions rather than querying several databases (that are normalized) to get the data and do the comparison by themselves. OLAP tools visualize the data in an understandable format, l...
Data Warehousing - OLAP Tool Selection. Discuss different types of OLAP tools, and what to look for in OLAP tool vendors.
Collectionoftools gatheringdata cleansing,integrating,... querying,reporting,analysis datamining monitoring,administeringwarehouse WarehouseArchitecture Metadata WhyaWarehouse? TwoApproaches: Query-Driven(Lazy) Warehouse(Eager) Query-DrivenApproach AdvantagesofWarehousing Highqueryperformance Queriesnotvisibleoutsidewareh...
Data warehousing provides architectures and tools for business executives to systematically organize, understand, and use their data to make strategic decisions. Loosely speaking, a data warehouse refers to a database that is maintained separately from an organization's operational databases. According to...
(ROLAP) Use relational or extended-relational DBMS to store and manage warehouse data and OLAP middle ware Include optimization of DBMS backend, implementation of aggregation navigation logic, and additional tools and services Greater scalability OLAP Server Architectures Multidimensional OLAP (MOLAP) ...
Review on Data Warehouse, Data Mining and OLAP Technology As Prerequisite aspect of business decision-making activity This paper describes the technology of data warehouse in decision making and tools for support of these technology. Data warehousing and on-line analytical processing (OLAP) are prerequ...
Margherita Bruni teaches Data Warehousing and OLAP at the George Washington University School of Business (clickhereto see a syllabus). She has used Tableau since 2010 to help provide students with knowledge of techniques, methodologies, and tools used in data warehousing in order to promote a more...
9 RegisterLog in Sign up with one click: Facebook Twitter Google Share on Facebook DSS (redirected fromOlap) Thesaurus Medical Financial Acronyms Encyclopedia Related to Olap:data mining,OLAP cube DSS abbr. Department of Social Services American Heritage® Dictionary of the English Language, Fifth...
OLAP tools are designed for multidimensional analysis of data in a data warehouse, which contains both transactional and historical data. In fact, an OLAP server is typically the middle, analytical tier of a data warehousing solution. Common uses of OLAP include data mining and other business inte...