According to the official document: A BSON ObjectID is a 12-byte value consisting of a 4-byte timestamp (seconds since epoch), a 3-byte machine id, a 2-byte process id, and a 3-byte counter...

First time Map/Reduce user here, and using MongoDB. I have a lot of page visit data which I'd like to make some sense of by using Map/Reduce. Below is basically what I want to do, but as a total be...

This is the first project by me which is using MongoDB. I have hosted it on a linode (a VPS which uses XEN) and I'm checking memory usage with "top". The mongod process seem to use around 150 MB ...

everybody. I love manga. And now I am learning to love mongo too :-) There is an explanation of how to use save() to update an existing document in a collection in MongoDB PHP? but I couldn't appl...

I'm running this code: $db = new Mongo("mongodb://user:[email protected]:27081/dbname"); $collection = $db->foobar; $collection->insert($content); I'm trying to test mongohq by ju...

I am thinking about using a noSQL (mongoDB) paired with memcached to store sessions with in my webapp. The idea is that upon each page load, the user data is compared to the data in the memcache an...