Task: Text to Code
Input (English): SQL: SELECT customer_id , customer_first_name , customer_last_name FROM Customers GROUP BY customer_id HAVING Count ( * ) > = 2
Feedback: Should find number of rows of each value of customer id in customers cards table in step 1.
Output (English): SELECT T1.customer_id ,  T2.customer_first_name ,  T2.customer_last_name FROM Customers_cards AS T1 JOIN Customers AS T2 ON T1.customer_id  =  T2.customer_id GROUP BY T1.customer_id HAVING count(*)  >=  2