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UGC-NET | UGC NET CS 2015 Dec – III | Question 61
Consider the following three SQL queries (Assume the data in the people table):
(a)Select Name from people where Age > 21;
(b)Select Name from people where Height > 180;
(c)Select Name from people where (Age > 21) or (Height > 180);
If the SQL queries (a) and (b) above, return 10 rows and 7 rows in the result set respectively, then what is one possible number of rows returned by the SQL query (c) ?
(A)
3
(B)
7
(C)
10
(D)
21
Answer
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