IMS - Data Warehouse

IMS - entropy Warehouse In a large fiscal services organization, you withdraw been asked by the Marketing Director to obtain him a written report on the development of a date store. This will, he sees, abide a wide mannequin of sales/marketing information. 1) In this report, give him the details as to why & angstrom unit; 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 pursuit definition of a info warehouse: a subject-orientated, integrated, conviction variant and non-volatile hookup of data in sanction of the guidance decision reservation process. Subject-orientated: a data warehouse is organised near subject-groups within the enterprise e.g. customer, sales etc. This reflects the need for strategic decision support, rather than operational support Integrated: data used within different applications is stack away to bring abouther. This data must be cleansed to blend consistent. This data groom required to populate the warehouse place be difficult, sequence 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 disagreement also covers the length of time that the data is held for; that is between updates. Data Warehouses are not updated on a very f amiliar basis, often it is monthly or quarte! rly. Non-volatile: The data is not updated in real time. New data is ordinarily added to the database as an plus and not as a replacement. This way of technology has completely become a possibility in the last pentad 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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