engineering recuitment Beltron Programmer Mock Test 2024 DBMS Query Language Relational Algebra

Consider a join a relation R with a relation S. It R has m tuples and S has n tuples, then the maximum and minimum sizes of the join respectively are.

1

m + n and ϕ

2

m + n and |m-n|

3

mn and min of {m, n}

4

mn and 0

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