Datatable as below
| OrderDate | OrderNumber | ProductCategory | Quantity |
| 2013-04-06 | IN13040001 | Sports | 100 |
| 2013-04-06 | IN13040001 | Music | 150 |
| 2013-04-08 | IN13040002 | Sports | 250 |
| 2013-04-09 | IN13040003 | Music | 50 |
| ... | ... | ... | ... |
Want to Build a DataGrid with the following layout.
The first row is Header of datagrid
| OrderDate | OrderNumber | Sports | Music | ... |
| 2013-04-06 | IN13040001 | 100 | 150 | ... |
| 2013-04-07 | IN13040002 | 250 | ... | |
| 2013-04-08 | IN13040003 | 50 | ... | |
| ... | ... | ... | ... | ... |