我有一个gridview。我想用不同的表格。一次一个

I am working on asp.net gridview (WEB.UI.Contorl). I want to use one gridview only. When a button is clicked, gridview1 should be filled by table1. When second button is clicked, gridview1 should be filled by table2.I am working on asp.net gridview (WEB.UI.Contor