I guess so. I wrote some tutorials back in 2010 https://web.archive.org/web/20100604100310/http://www.dealtaker.com/blog/2010/05/12/php-mongodb-sitting-in-a-tre

I guess so. I wrote some tutorials back in 2010 https://web.archive.org/web/20100604100310/http://www.dealtaker.com/blog/2010/05/12/php-mongodb-sitting-in-a-tree-part-1/ https://web.archive.org/web/20100604100310/http://www.dealta... https://web.archive.org/web/20100725142105/http://www.dealtaker.com/blog/2010/06/22/php-mongodb-sitting-in-a-tree-part-2/ https://web.archive.org/web/20100725142105/http://www.dealta...