Cascading DropDownLists

[sasithar]

if i select one value in first dropdownlist, the second dropdownlist retrieve the value from database... how i write coding and also where i write coding

[Frinavale]

You need to implement a method that handles the DropDownList's Selected Index Changed Event. In this code, configure the second DropDownList based on the selection made in the first DropDownList.

-Frinny