Consider R = ABCDEG, with the set of dependencies F={AB → D, AB → C, AC → E, B → D, BE → A, E → G}. Suppose we have decomposed it into relations with set of attributes R1={ABD}, R2={ACE}, R3={ADEG}. Show using chase algorithm if this decomposition has lossless join property.

Q: Let R(ABCDEFG) be a relation and F={A -> C, A-> D, B->F, E->F, F->G} a. Show example of lossless…

A: According to the information given:- We have R(ABCDEFG) F={A -> C, A-> D, B->F, E->F,…

Q: Suppose ρ is the relation defined on P({1, 2, 3}) in which, for A, B ∈ P({1, 2, 3}), AρB means "A…

A: Given: P({1, 2, 3}) A, B ∈ P({1, 2, 3}) AρB means "A and B both have exactly 2 elements."  ρ is…

Q: Given a set A = {1, 2, 3, 4}, which of the following relations is a partial order relation and which…

A: In this question we have been given some relations and we need to determine which relations are…

Q: Let R(ABCDE)  be a relation and  F={A→B, BC→E, and ED →A}. Decompose R into BCNF using BCNF…

A: Answer:)

Q: Consider the schema R=ABCDEG and the set of functional dependencies F={BC→AG, BG→CD, C→AE, D→AG} 2a)…

A: To address each part of your question:2a) Determine the keys of the schema:To find the keys of the…

Q: Consider F = {BC -> D, B -> E, CE -> D, E -> CA, BF -> G} and R(A,B,C,D,E,F,G) 5. Find a 3NF…

A: The given Functional depenency are :  F = {BC -> D, B -> E, CE -> D, E -> CA, BF ->…

Q: Consider a schema R and a set F of functional dependencies as follows: R= (A,B,C,D,E,G). F = {A →…

A: First of  all , let’s understand what is super key.      Super key : Super key can be defined as  an…

Q: Consider a schema R and a set F of functional dependencies as follows: R = (A,B,C,D,E). F = {A →…

A: To check for lossless join decomposition using functional dependency, the following set of the…

Q: Consider the recursive query in Figure 5.16 that outputs this transitive closure. Write a that finds…

A: Recursion: Recursive views make it possible to write queries , such as transitive closure queries,…

Q: A decomposition is in 3NF if every decomposed relation is in 3NF. A decomposition is in BCNF if…

A: I have provided solution in step2

Q: A decomposition is in 3NF if every decomposed relation is in 3NF. A decomposition is in BCNF if…

A: ANSWER IS C   R is not IN 3NF and not in BCNF