How do you write this to find out the parent node ID code
CodePudding user response:
The basis of a parent node is what?CodePudding user response:
Check connect by grammar, may help to the building Lord,CodePudding user response:
Thank you, this is our examination of the topic, has been solved, a given table is arranged in a tree in the form of a table, for the node ID, name, with each node ID of the order, to identify each of parent and child nodes, build a dictionary list,