sql - 订单总和

Question

Name      | count
Charlie      10
Charlie       5
Barney        6
Disney        7

我正在寻找一个sql查询，它将对每个名称的总和求和，并按计数的降序打印

Answer 1

select sum(count) as total
from tablename
group by Name;

Answer 2

SELECT SUM(count) as Count FROM table 
GROUP BY Name 
ORDER BY SUM(count) DESC

Answer 3

使用下一个查询

SELECT Name, SUM(count) 
FROM mytable 
GROUP BY Name 
ORDER BY SUM(count) DESC

Answer 4

您可以使用此查询：

SELECT Name, SUM(count) 
FROM Table 
GROUP BY Name 
ORDER BY SUM(count) DESC

一般情况下，如果您需要帮助，可以使用此tutorial