Data Warehousing Architecture

TABLE OF CONTENT ..2 INTRODUCTION ....................................... 3 DISCUSSION ..........................................4 atomic number 23 computer architecture .5 DATA WAREHOUSE ARCHITECTURE .......... 6 FACTORS INFLUENCING THE CHOICE OF ARCHITECTURE ........... 7 strategic VIEW OF DW antecedent TO IMPLEMENTATION .. 8 TECHNICAL FACTORS ....................................9 THE SUCCESS OF THE ARCHITECTURES ..................................................12 REFERNCES....................................................................................... 13 admission information wargonhouse is a selective information base, which is a secretarial assistant for storing and analyzing numerical info. Typically, the main data repository is a numeric determine that dope be accumulated, or group, rememberingd in twists that argon contrastive from conventional structures transactional database. One of the reaso ns why the structure of the database entrepot structure is distinguishable from the transaction database is that data mining can be very resource-intensive operation.

Data warehouse can store data in aggregate form, which means that to obtain sum-up value are not required to perform ad hoc queries that are sensitive to time and resources, such as creating a narration in the transactional database. This is a simplified definition. This concept is expound in more detail in books on data warehousing (Beynon, 2004). As many drug users of database systems are not familiar with computers, developers felled seam the complexity to users through several levels of precis to change th e user interaction with the system. There ! are different levels of abstraction to simplify the user interaction with the system: The informal level: It has an interior schema, which describes the physical storage structure of the database. The internal scheme uses a physical data model and describes all...If you extremity to get a full essay, order it on our website: OrderEssay.net

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