合并GridView中的单元格

我想在我的ASP.NET页上显示一个网格视图，在该数据中，重复了许多行数据，为此我需要合并这些单元格.

重复单元格在同一列中.
如下，

Hi,


I want to show a grid view on my ASP.NET page, In that data, many rows data is repeated, for that i need to merge those cells.

The Repeating cells is in same column.
As below,

Application          User          Action
------------------------------------------
iTunes               ABC           Used
iTunes               DEF           Not Used
MS Word              GHI           Used
MS Word              123           Used
MS Word              A212          Not Used

在这种情况下，我需要将iTunes合并为一个单元格，将MS Word合并为一个单元格

请帮助我完成此

in this i need to merge the iTunes as one cell and MS Word as one cell

Please help me for completing this