Getting a modified preorder tree traversal model (nested set) into a

Question

I am trying to get my data which is hierarchically set up with a tree traversal model into an < ul> in order to show on my site.

Here is my code:

Answer 1

i`m using CROSS JOIN query displaying jsTree jQuery menu; Everything works just great ! The existing table I added a column for the position. However, when I define position and ordered all by position, the corresponding items are not grouped properly. I guess it's a query issue, tried many combinations, but no success.