How to use TreeByNestingTableColumn in CE SP3 ??

I am trying to implement the tutorial for TreeByNestingTableColumn in CE SAP 3 but I can't the ui element called "TreeByNestingTableColumn" in the outline of my view. and also I can't find "Insert Master Column" item in Table Context Menu. Please help me. Helpful instruction or answer will be rewarded with very Good points. I am trying to follow the tutorial called "Integration of a Tree Structure in a Web Dynpro Table"

Thanks and Regards

Avijit