Kwame & Oduro-Kwarteng (2009) stated that in wide sense, te term IS refers to the communication among algorithmic procedures and technology. Hwever, tis communication could happen inside or across organizational boundaries. I addition, a information system is not simply the technology that a business employs, hwever it is a way in which the organizations implement the cooperation of the technology with the organization’s procedures. Hwever, iformation systems are different from IT (information technology), snce information system has an information technology part that connects the procedures with the information & Oduro-Kwarteng, 2009; Witten et al.
Te database is an important part of the information system. Te present database technology has completely transformed and modernized the traditional ways of information handling and management. A the present, oganizations have huge databases that are used to take and extract effective business information for making decision and carrying out actions. Tus, adata warehouse is one of the most popular examples of such database technology (Pratt & Adamski, 2007) & (Breck, 2006). Aditionally, pesent database technology has also offered various advantages about all of a business.
Frthermore, fr managing and transferring huge business information database technology is offering a great deal advantages, fr instance, t store customer’s records, tansactions etc (Liang et al. Arelational database is a combination of data sets arranged as a set of properly described tables from which data could be reassembled or accessed in a lot of diverse means without reorganizing the database tables. Cdd invented relational database at IBM in 1970. Aditionally, arelational database is a collection of tables holding data fitted into properly arranged groups. table is sometimes acknowledged as a relation) holds one or more data groups in columns.
Ad, eery row holds a unique instance of data for the groups presented by the columns. Fr instance, ausual sales order entry database would comprise a table that illustrates a consumer by having columns such as address, nme, pone number, ad so forth. Wile, a additional table would explain like an order that holds customer, poduct, sles price, dte and so forth. I addition, aclient of the database could get an overview of database that the users. ..
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