2010-06-01 87 views
0

这是MySQL的数据查询总结重复场

id usr good quant delayed cart_ts 
    ------------------------------------------------------ 
14 4 1 1 0 201006
13 4 11 1 0 201006
12 4 4 1 0 201006
11 4 1 1 0 201006
10 4 11 1 0 201006
9 4 4 1 0 201006
15 4 2 1 0 201006
16 4 7 1 0 20100602000537 
17 4 3 1 0 20100602000610 
18 4 3 1 0 20100602000616 
19 4 8 1 0 20100602000802 
20 4 8 1 0 20100602000806 
21 4 8 1 0 20100602000828 
22 4 8 1 0 20100602000828 
23 4 8 1 0 20100602000828 
24 4 8 1 0 20100602000828 
25 4 8 1 0 20100602000828 
26 4 8 1 0 20100602000829 
27 4 8 1 0 20100602000829 
28 4 9 1 0 20100602001045 
29 4 10 1 0 20100602001046 

我需要组字段女巫USR &好了重复值与总结定量场 用于获取水木清华这样的:

id usr good quant delayed cart_ts 
    ------------------------------------------------------ 
14 4 1 2 0 201006
13 4 11 2 0 201006
12 4 4 2 0 201006
15 4 2 1 0 201006
16 4 7 1 0 20100602000537 
17 4 3 2 0 20100602000610 
19 4 8 9 0 20100602000802 
28 4 9 1 0 20100602001045 
29 4 10 1 0 20100602001046 

我需要做哪些MySQL查询来获得这种效果?

回答

1

SELECT id,usr,good,SUM(quant),delayed,cart_ts FROM表GROUP BY usr,好

+0

谢谢!这正是我需要的。但是cart_ts的ORDER工作不正确。 SELECT id,usr,good,SUM(quant),delayed,cart_ts FROM table GROUP BY usr,good ORDER BY cart_ts – GOsha 2010-06-03 09:57:44

+0

从何种意义上说...? – 2010-06-04 07:31:34