Information Technology

A video throw in s database can live of data pertaining to customer discipline , list of videos available in the come in and the lease memorialize book of each . only in all these sets of data are stored in different s . A is essentially a allurement of two or much records . Similarly , a record is basically a collecting of field (Glossary of TermsFor subject , a containing customer data give have fields such as customer s shit , membership ID , membership status , payment history foretell , zip code , ph atomic bend 53 bit , email address and credit bill 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 300 members , consequently this give consist of 300 recordsThe store will to a gap have a consisting of videos owned by it . This will consist of fields such as movie name , name consequence genre , Year of release , language , number of copies available , media format , cost , rental history and handiness status .

The media format field can either be a DVD or VHS tape in the motion of older movies . The availability status of the movie would be the respectable ab divulge frequently accessed field , when helping out customers . The `rental history field would indicate the popularity of a movie and a record in this database will reveal the all the expoun d pertaining to a particular movieBoth the c! ustomer and movie can be joined to each other in the database to carry out analyses such determining the genre interests of top renters . This would help the store to engage more movies of that genre and thereby increase the overall number of rentals ReferenceEastern Shores Library (2000 . Glossary of Terms . Retrieved 1 swear out 2007 from paginate PAGE 1...If you want to get a dependable essay, roam it on our website: BestEssayCheap.com

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