日期:2014-05-16  浏览次数:20591 次

重复次数排序的问题
本帖最后由 ysycysyc 于 2014-05-04 19:44:40 编辑
表MB有三个字段A、B、C,数据如下
A                    B                      C
--------------------------------------------
0                          4                          8
1                          4                          8
1                          4                          8
2                          4                          8
2                          4                          8
2                          5                          8
3                          5                          8
3                          5                          8
3                          5                          9
3                          5                          9
3                          5                          9
3                          9