*note no copy and from website course: database Question One What do you mean by Lossless-Join...
*note no copy and from website
course: database
Question One
What do you mean by Lossless-Join Decomposition, give an example of Lossless-Join decomposition of R = (A, B, C) in R1= (A, B) and R2 = (B, C) by drawing tables?
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Learning Outcome(s):
LO 3 explain the concepts and processes involved in database development.
Question Two
Write the USE of multivalued dependencies in two ways
2 Marks
Question Three
Learning Outcome(s):
LO 6 create a database application to store and retrieve data.
What are the conditions that must be full fill for 2NF, explain the implications of 1NF?
Homework Answers
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What do you mean by Lossless-Join...
what do you mean by lossless-join decomposition, give an example of lossless join decomposition of: R=(A,B,C)...
what do you mean by lossless-join decomposition, give an example of lossless join decomposition of: R=(A,B,C) in R1=(A,B) and R2=(B,C) by drawing table? this question its for fundimental database subject I need defferent answer to avoid high percentage of plegrisem
can you answer part e of the question Q.31 Answer the following questions (a) Explain difference between lossy decomposition and lossless decomposition (b) If you write a SQL statement to inner jo...
can you answer part e of the question
Q.31 Answer the following questions (a) Explain difference between lossy decomposition and lossless decomposition (b) If you write a SQL statement to inner join the following two tables based on Plocation value as inner join condition, is the result table lossy or lossless? (Explain why?) EMP LOCS P.K EMP PROJ1 Hours Pname Plocation Р.К. (c) Given a relation schema R ={SSN, Ename, Pnumber, Pname, Plocation, Hours) R is decomposed to R1, R2,...
can you answer part e of the question
Q.31 Answer the following questions (a) Explain difference between lossy decomposition and lossless decomposition (b) If you write a SQL statement to inner join the following two tables based on Plocation value as inner join condition, is the result table lossy or lossless? (Explain why?) EMP LOCS P.K EMP PROJ1 Hours Pname Plocation Р.К. (c) Given a relation schema R ={SSN, Ename, Pnumber, Pname, Plocation, Hours) R is decomposed to R1, R2,...
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