如何强制tableView在navigationBar（Objective-C）下蠕变

I have a tableView that I want to show under the top bar or the navigationBar, I mean to make it start under the top bar as if it was not there, because my navigationBar is transparent. This is basically how they do it lately in the iOS Music app when you are checking an album. Any idea how I can reach that? I have a tableView that I want to show under th