#472 Finding Students Who Passed at Least One Exam

Companies:

Sberbank

Themes:

SQLSubqueriesPractice

Display all students who have passed an exam at least once:

Students
-id pk
-name varchar
-phone varchar

exams
-id pk
-ref_students fk
-discipline varchar
-mark int not null

Question review

Mentor

Answer as you would in a real interview. I’ll ask follow-up questions, then compare your answer with the reference answer and show your accuracy as a %.

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