Question.duplicate_question (returns array of ids with duplicate question only)
or
Question.duplicate_question_and_answers (returns array of ids with duplicate question and answers (including if correct/incorrect))
Coverage decreased (-1.7%) to 90.522% when pulling c2d523d543aad09368f5b4380d22ab3e2b449c18 on ajayme:duplicate-sql into 456cf9856754e17995f50961a6ad8c2fc9f4176d on kekshd:dev.
How to use: