ปาโลอัลโตมีร้านอาหารฝรั่งเศสกี่แห่ง ?ไม่จำเป็นต้องใช้โต๊ะทั้งหมด
how many places for french food are there in palo alto ?It is not neccessary to use all the tables.
 location:  restaurant_id [ int]  house_number [ int]  street_name [ varchar]  city_name [ varchar] 
SELECT COUNT(*) FROM location, restaurant WHERE location.city_name = 'palo alto' AND restaurant.food_type = 'french' AND restaurant.id = location.restaurant_id