15. Suppose we have two tables, as shown below named STUDENT_TABLE and AGE_TABLE, respectively.
Consider the following SQL query:
Regarding the result of executing this query, which of the following comments is CORRECT?
(A) Peter’s age is 20
(B) The average age of Male is 21.75
(C) The Sex of T_ID 4 is Female
(D) (John’s Age + Jack’s Age) mod (Emma’s Age + Jack’s Age) = 8
(E) None of the above.
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統計: 尚無統計資料
統計: 尚無統計資料