我如何找到訂單明智禮帽在本月用mysql本月採取

Question

name  amount date 
---------------------------------------------------- 
sarava 10000  2015-12-01 
muthu 5000  2016-01-08 
sarava 7000  2016-01-06 
muthu 10000 2016-01-16 

預期輸出高順序： name->muthu
amount->15000

Answer 1

這聽起來像你想通過名稱來概括量。也許你想是這樣的：

SELECT SUM(amount) AS amount, name from table1 GROUP BY name; 

Answer 2

嘗試如下：

SELECT name, SUM(amount),date_format(`date` , '%M') as month 
FROM tablename 
where month='January' 
GROUP BY date_format(`created_at` , '%M')