- 原题题目
- 代码实现(首刷自解)
原题题目
代码实现(首刷自解)
# Write your MySQL query statement below SELECt ROUND(COUNT(*)/(SELECT COUNT(*) FROM delivery)*100,2) AS immediate_percentage FROM delivery WHERe order_date = customer_pref_delivery_date

# Write your MySQL query statement below SELECt ROUND(COUNT(*)/(SELECT COUNT(*) FROM delivery)*100,2) AS immediate_percentage FROM delivery WHERe order_date = customer_pref_delivery_date