Task: Text to Code
Input (English): SQL: SELECT Author , Count ( * ) FROM submission GROUP BY Author
Feedback: Should have corresponding rows to each value of workshop id of acceptance table .
Output (English): SELECT T2.Author ,  COUNT(DISTINCT T1.workshop_id) FROM acceptance AS T1 JOIN submission AS T2 ON T1.Submission_ID  =  T2.Submission_ID GROUP BY T2.Author