Task: Text to Code
Input (English): Step 1: find the number of rows of each value of product_id in Product_Suppliers table.
Step 2: find product_id of Product_Suppliers table ordered descending by the results of step 1.
Step 3: only show the first 3 rows of the results
Output (English): SELECT product_id FROM Product_Suppliers GROUP BY product_id ORDER BY Count ( * ) Desc LIMIT 3