Problem in data binding with Telerik chart controls?

Question

I m using chart control to represent students marks.
i have no idea , how to bind data with these controls.
i try
radchartcontrol1.Datascource=ds.Tables[0];
but this is not working
how can i bind table data in the table i have stored marks as varchar.
please help me

Vikas Ahlawat · Answer

Thanks friend for reply. My problem is solved. My mistake was that i does not add the code radcontrol1.Databind(); Varchar is working fine.

Kirtan Patel · Answer

you Should Store marks in Integer .dont use Varchar for Storing Number :)