This comes under
A. Lossy-join decomposition
B. Lossy decomposition
C. Lossless-join decomposition
D. Both a and b
Answer:A
This comes under
A. Lossy-join decomposition B. Lossy decomposition C. Lossless-join decomposition D. Both a and b
Explanation:Lossy-join decomposition is the decomposition used here . 5. There are two functional dependencies with the same set of attributes on the left side of the arrow: