why does my table failed to load?

yhangel.07

I have edit all my codes, form config of the database, table names, primary keys, but my table is still not loading.
http://i37.photobucket.com/albums/e61/yhangel_07/1_zps38a61dbd.png

**i also don't have any idea where to put ajax load and ajax data that have been shown in the tutorial
https://editor.datatables.net/examples/bubble-editing/simple.html