I have documents in my collection with a composite _id like this:
_id:{a:"", b:""}
What that I want is to find the document knowing only the value of the field a. Is there some way to do this?
Thanks!
I have documents in my collection with a composite _id like this:
_id:{a:"", b:""}
What that I want is to find the document knowing only the value of the field a. Is there some way to do this?
Thanks!
Sure you can do
Or did I not got the question?