MongoDB is becoming even more popular than it is now. More people want to learn about it. So I was preparing a seminar for this company and I had to compile a list of MongoDB limits. I never knew there were so many! Some of them are reasonable, some are weird. Anyway, it’s good to know them. Here’s a list of MongoDB limits as of version 2.4.9: Max document size: 16 MB (we all knew this one, right?