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Database Normalization query

max $5 USD

Cerrado
Publicado hace alrededor de 16 años

max $5 USD

Pagado a la entrega
Please solve these questions.. B. Given universal schema R(A,B,C,D,E,F,G,H,I} and a set of functional dependencies as follows: AB ï‚® CD A ï‚® E B ï‚® FH C ï‚® G D ï‚® B G ï‚® C H ï‚® I [login to view URL] is the key for the universal schema R? (5 points) [login to view URL] is the highest normal form of the universal schema R? Please explain.(10 points) [login to view URL] the universal schema R is not in 3NF (the third normal form), please make lossless join decomposition of schema R into a set of 3NF schemas with the property of functional dependency preservation. (25 points) [login to view URL] all the keys (include candidate keys) in all the schemas (tables) achieved in c. (15 points) [login to view URL] all the foreign keys in each schema (table) if any. (15 points) [login to view URL] that the decomposition in c. is lossless join decomposition. (20 points) [login to view URL] the decomposition you have created a BCNF decomposition? (That is, is each of the schemas (tables) achieved in c. in BCNF? (10 points) ## Deliverables 1) Complete and fully-functional working program(s) in executable form as well as complete source code of all work done. 2) Deliverables must be in ready-to-run condition, as follows (depending on the nature of the deliverables): a) For web sites or other server-side deliverables intended to only ever exist in one place in the Buyer's environment--Deliverables must be installed by the Seller in ready-to-run condition in the Buyer's environment. b) For all others including desktop software or software the buyer intends to distribute: A software installation package that will install the software in ready-to-run condition on the platform(s) specified in this bid request. 3) All deliverables will be considered "work made for hire" under U.S. Copyright law. Buyer will receive exclusive and complete copyrights to all work purchased. (No GPL, GNU, 3rd party components, etc. unless all copyright ramifications are explained AND AGREED TO by the buyer on the site per the coder's Seller Legal Agreement). ## Platform windows
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Bandera de INDIA
India
5,0
16
Miembro desde ene 17, 2008

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