Parse xml to mysql according to the xml tree structure --- php

What is the difference between xml_parser_create () and simplexml_load_file? What are the differences between the methods of parsing sax, dom, xmlreder, and what? I want to parse the xml and insert it into mysql. Then the structure displayed on the page should be the same as the tree structure in xml. But after inserting the first root, how can we prevent the second root from being split? The third is in the branch,

What is the difference between xml_parser_create () and simplexml_load_file? What are the differences between the methods of parsing sax, dom, xmlreder, and what? I want to parse the xml and insert it into mysql. Then the structure displayed on the page should be the same as the tree structure in xml. But after inserting the first root, how can we prevent the second root from being split? The third is in the branch,

What is the difference between xml_parser_create () and simplexml_load_file?

There are also sax, dom, xmlreder, and something.AnalysisWhat are the differences between methods?
I want to import this xmlAnalysisInsert it to mysql, and the structure displayed on the page must be the same as that shown in xml.Tree Structure. But after inserting the first root, how can we prevent the second root from being split? The third is in the branch. A buddy says he wants to return the parent id of the previous one. How can this problem be solved? AllAnalysisAfter inserting the file, insert one file each time...

Just like recursion, the root of the First insert read is the branch in the First insert. After all the inserts are completed, the second branch is read .... how can this method be implemented?


　　
　　　　 Root
　　　　 0
　　　　 1000
　　　　
　　　　　 Root_1
　　　　　　 800
　　　　　　 1000
　　　　
　　　　　　 Root_1_1
　　　　　　 801
　　　　　　 1000
　　　　　　　　　
　　　　　　　　　 Root_1_1
　　　　　　　　 　 802
　　　　　　　　　 1000