Query to sum duplicated fields
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by g0sha
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Published on 2010-06-01T21:25:13Z
Indexed on
2010/06/01
21:33 UTC
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Filed under:
mysql
|mysql-query
Here is mysql data
id usr good quant delayed cart_ts
------------------------------------------------------
14 4 1 1 0 20100601235348
13 4 11 1 0 20100601235345
12 4 4 1 0 20100601235335
11 4 1 1 0 20100601235051
10 4 11 1 0 20100601235051
9 4 4 1 0 20100601235051
15 4 2 1 0 20100601235350
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
I need to group fields in witch usr & good has duplicated values with summing quant field for getting smth like this:
id usr good quant delayed cart_ts
------------------------------------------------------
14 4 1 2 0 20100601235348
13 4 11 2 0 20100601235345
12 4 4 2 0 20100601235335
15 4 2 1 0 20100601235350
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
Which MySQL query I need to do to have this effect?
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