How to use TBS iterative display a three?

How to use TBS display a iterative

eg.
Database: Mysql
Table      : category
id,title,description,parent_id

I want to use iterative to display the  category three with Tbs

but Idon`t know how to write,can you help me?Thanks

Hello,

I remember this problem has already been posted. I think you'll find information by starting a search on kerword "hierachical" or "tree"