求mysql查询汇总语句～

id  uid  scroe-------------1    1    1.52    1    1.83    2    -5.54    3    0.85    2    8.26    1    -27    4    38    2    2.3--------------

用户  分数------------1      1.51      1.81      -21汇总  1.32      -5.52      8.22      2.32汇总  5.03      0.83汇总  0.84      34汇总  3

回复讨论(解决方案)

http://sqlfiddle.com/#!2/8446d2/11

http://sqlfiddle.com/#!2/8446d2/11
++

http://sqlfiddle.com/#!2/8446d2/11