问题是这样得,有一个表内容如下:
+-------------------+------------+---------+--------------+-----------+
| VRMachine0        | VRMachine1 | AppMemo | AppName      | VRVersion |
+-------------------+------------+---------+--------------+-----------+
| 00:A0:D1:CF:00:0A | NULL       |       1 | ELN          | 1.0       |
| 00:A0:D1:CF:00:0A | NULL       |       1 | ECS_Student  | 1.0       |
| 00:A0:D1:CF:00:0A | NULL       |       1 | ECS_Teacher  | 1.0       |
| 00:A0:D1:CF:00:0A | NULL       |       1 | Browser      | 1.0       |
| 00:A0:D1:CF:00:0A | NULL       |       1 | E_Mail       | 1.0       |
| 00:A0:D1:CF:00:0A | NULL       |       1 | Win2k        | 1.0       |
| 00:A0:D1:CF:00:0A | NULL       |       1 | Echo         | 1.0       |
| 00:A0:D1:CF:22:0B | NULL       |       1 | ELN          | 1.1       |
| 00:A0:D1:CF:22:0B | NULL       |       1 | ECS_Student  | 1.1       |
| 00:A0:D1:CF:22:0B | NULL       |       1 | ECS_Teacher  | 1.1       |
| 00:A0:D1:CF:22:0B | NULL       |       1 | Browser      | 1.1       |
| 00:A0:D1:CF:22:0B | NULL       |       1 | E_Mail       | 1.1       |
| 00:A0:D1:CF:22:0B | NULL       |       1 | Win2k        | 1.1       |
| 00:A0:D1:CF:22:0B | NULL       |       1 | Echo         | 1.1       |
+-------------------+------------+---------+--------------+-----------+
 
如何查询可以得到下面得结果:(下面是两行记录)
00:A0:D1:CF:00:0A  NULL 1  ELN  1.0  ECS_Student 1.0  ECS_Teacher 1.0  Browser  1.0  E_Mail  1.0  Win2k  1.0
00:A0:D1:CF:22:0B  NULL 1  ELN  1.1  ECS_Student 1.1  ECS_Teacher 1.1  Browser  1.1  E_Mail  1.1  Win2k  1.1