Task: Text to Code
Input (English): SQL: SELECT name FROM swimmer GROUP BY name HAVING Count ( * ) > = 2
Feedback: Find number of rows of each value of id in record table in step 1.
Output (English): SELECT t1.name FROM swimmer AS t1 JOIN record AS t2 ON t1.id  =  t2.swimmer_id GROUP BY t2.swimmer_id HAVING count(*)  >=  2