Draw dependency diagram to show the functional dependencies

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Reference no: EM131205341

Home Library

ISBN	Title	Author LastName	Author_FlrstName	Publisher	Date	Edition	Media
369852	Cosmos	Sagan	Carl	Random House	1980		Book
741258	No Secrets	Simon	Carly	Elektra	1972		CD
654789	Symphony No 3 Dur Eroica Op 55	Beethoven	Ludwig		1805		CD
789654	On the Decay of the Art of Lying	Twain	Mark	Project Gutenberg	1880		eBook
258963	The Adventures of Sherlock Holmes	Conan Doyle	Arthur	Project Gutenberg			eBook
125896	The Divine Comedy	Alighieri	Dante	Project Gutenberg			ebbok
357951	The Hitchhikers Guide to the Galaxy	Adams	Douglas	Pan books	1979		Book
852369	The Return of the King. Soundtrack	Shore	Howard	Reprise	2003		CD
831975	Unseen Academicals	Pratchett	Terry	Doubleday	2009		Book

Tasks:

Using the Home library relation above:

1. Draw a dependency diagram to show the functional dependencies that exist in this relation.

2. Decompose the Home Library relation into a set of 3NF relations and draw a dependency diagram for each of the 3NF relations.

3. Develop the Relational Schema for each of these 3NF relations and show the referential integrity constraints that apply.

Reference no: EM131205341

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Draw dependency diagram to show the functional dependencies : Draw a dependency diagram to show the functional dependencies that exist in this relation - Decompose the Home Library relation into a set of 3NF relations and draw a dependency diagram for each of the 3NF relations.

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Reviews

len1205341

9/14/2016 2:58:47 AM

Task 1: Dependency diagram Task 2: 1. All entities identified 2. PKs identified 3. Attributes identified for each entity Task 3: 1. Relational schema for each entity 2. Attributes correctly described 3. PKs correctly described 4. FKs correctly described

len1205341

9/14/2016 2:57:53 AM

Draw a dependency diagram to show the functional dependencies in the Home Library relation-The dependency diagram accurately identifies and correctly shows all PKs and all functional, partial, and transitive dependencies Decompose the Home - Library relation into a set of 3NF relations The set of relations is in 3NF and accurately identifies all PKs and all the relevant attributes Draw a relational schema for each of the 3NF relations and show the referential integrity constraints - The relational schema accurately describes each entity and correctly shows all of the referential integrity constraints

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