在Yii的CGridView中的双头？

Lets suppose i have the following CGridView.. This is just example Cgridview..

enter image description here

but instead of this, i want to make my CgridView in yii 1.1 like this..

enter image description here

This is what i have done in tables.. but i want to do this in CgridView in Yii.. I have searched on SOF, but unable to find... Is it possible to do like this?

In order to user multiheader, you can use GroupGridView instead of CGridView. See: http://www.yiiframework.com/extension/groupgridview/