How do I describe a collection in Mongo?

Question

So this is Day 3 of learning Mongo Db. I\'m coming from the MySql universe...

A lot of times when I need to write a query for a MySql table I\'m unfamiliar with, I woul

Answer 1

If you're OK with running a Map / Reduce, you can gather all of the possible document fields.

Start with this post.

The only problem here is that you're running a Map / Reduce on which can be resource intensive. Instead, as others have suggested, you'll want to look at the code that writes the actual data.

Just because the database doesn't have a schema doesn't mean that there is no schema. Generally speaking the schema information will be in the code.