IMS - Data Warehouse

IMS - selective information Warehouse In a large fiscal services organization, you withdraw been asked by the Marketing Director to course him a written report on the development of a date warehouse. This will, he sees, abide a wide modification of sales/marketing information. 1) In this report, give him the details as to why & ampere; how a info warehouse differs from a traditional informationbase. (40%) 2) Identify the of import functions that talent be performed by such a ashes with respect to marketing requirements (40%) 3) List & explain the benefits that might bring to the organization. (20%) (Nov 2003 - Qn 3 , Nov 02 - Qn 5, Nov 01 - Qn 1) Connolly et al (1998) offered the succeeding(a) definition of a info warehouse: a subject-orientated, integrated, clock conviction variant and non-volatile hookup of data in curb of the focussing decision reservation process. Subject-orientated: a data warehouse is organised near subject-groups within the ente rprise e.g. customer, sales and so forth This reflects the need for strategic decision support, rather than operational support Integrated: data used within different applications is unruffled to compressher. This data must be cleansed to blend consistent. This data cleansing required to populate the warehouse place be difficult, time consuming and costly.

Time-variant: The data put into the data warehouse covers a specific time period, (like the time-stamp in an operational database). The time magnetic variation also covers the length of time that the data is held for; that is between updates. Data Warehouse s are not updated on a very tell on basis, ! often it is monthly or quarterly. Non-volatile: The data is not updated in real time. New data is ordinarily added to the database as an accompaniment and not as a replacement. This way of technology has just become a possibility in the last fiver years or so with the availableness of... If you want to get a full essay, order it on our website: OrderCustomPaper.com

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