in Databases
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in Databases
606 views

4 Comments

Yes I got 100 that's why i am asking how 1000 is the ans?

Simply All A tuples will correlate with B or C and hence there is maximum chance of 100 tuples.
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Can u explain what do the direction of arrows indicate?
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Simply consider where arrow head goes take it as 1.

Here A : B = m:1

B:C = 1:1
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