Question: Suppose that we decompose the schema R = (A, B, C, D, E) into (A, B, C) (A, D, E). Show that this decomposition is

Suppose that we decompose the schema R = (A, B, C, D, E) into (A, B, C)

(A, D, E). Show that this decomposition is a loss less-join decomposition if the following set F of functional dependencies holds:

A → BC

CD → E

B → D

E → A

Step by Step Solution

3.12 Rating (170 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock

A decomposition R1 R2 is a losslessj... View full answer

blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Document Format (1 attachment)

Word file Icon

16-CS-DB (177).docx

120 KBs Word File

Students Have Also Explored These Related Databases Questions!