MySQL MCQs MCQ: Consider a database name "db_name" whose attributes are intern_id (primary key), subject. Intern_id = {1, 2, 3, 4, 5, 6} Subject = {sql, oop, sql, oop, c, c++} If these are one to one relation then what will be the output of the following MySQL statement? SELECT intern_id FROM db_name WHERE subject IN (c, c++, oop, SQL); | Extra Education

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Consider a database name "db_name" whose attributes are intern_id (primary key), subject. Intern_id = {1, 2, 3, 4, 5, 6} Subject = {sql, oop, sql, oop, c, c++} If these are one to one relation then what will be the output of the following MySQL statement? SELECT intern_id FROM db_name WHERE subject IN (c, c++, oop, SQL);

Correct Answer: Empty set

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WhatsApp+91 99922 70404MySQL MCQs MCQ: Consider a database name "db_name" whose attributes are intern_id (primary key), subject. Intern_id = {1, 2, 3, 4, 5, 6} Subject = {sql, oop, sql, oop, c, c++} If these are one to one relation then what will be the output of the following MySQL statement? SELECT intern_id FROM db_name WHERE subject IN (c, c++, oop, SQL); | Extra Education