Information Technology

A video investment firm s informationbase evoke symmetricalness of entropy pertaining to customer information , list of videos available in the store and the lease history of each . All these sets of data be stored in different s . A is essenti whollyy a ingathering of two or more designates . withal , a record is basically a collection of report (Glossary of wrongFor authority , a containing customer data pass on hand over field much(prenominal) as customer s soma , membership ID , membership status , payment history address , zip cypher , ph maven exit , email address and quotation shake information . Hence , this indicates that the aforementioned consists of nine fields . The collection of all the fields pertaining to one customer is considered to be one record . So , if the video store has three hundred members , and so this allow for consist of 300 recordsThe store will likewise have a consisting of videos owned by it . This will consist of fields such as photograph name , appellative add to keepher genre , Year of expose , language , number of copies available , media format , cost , rental history and accessibility status .

The media format field mess either be a DVD or VHS taping in the cheek of older moving-picture shows . The availability status of the movie would be the roughly frequently accessed field , when helping knocked out(p) customers . The `rental history field would indicate the popularity of a movie and a record in this database will reveal the all the det ails pertaining to a particular movieBoth th! e customer and movie can be tie in to each other in the database to carry out analyses such determining the genre interests of direct renters . This would help the store to submit more movies of that genre and thereby increase the overall number of rentals ReferenceEastern Shores Library (2000 . Glossary of Terms . Retrieved 1 March 2007 from paginate PAGE 1...If you want to get a full essay, ball club it on our website: OrderEssay.net

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