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As a basic example, I have this function saved: db.system.js.save({_id: 'sum', value: funct… Read more Calling Db.system.js Function In $where

I am trying to implement a simple raffling system where I do a GET /test which returns a random use… Read more How Do I Conditionally Restart The Promise Chain From The Beginning?

According to the mongodb node driver docs the aggregate function now returns a cursor (from 2.6). I… Read more Mongo Aggregation Cursor & Counting

I have following data. { 'name' : 'Maria', 'facebook' : [ … Read more How Select Data With Given Condition

My collection has an array of values, but I'd like to retrieve only the last X. Example: db.col… Read more Limit Number Of Values In A Field Using Mongodb

I am trying to get data from mongoDB while connecting to server .i inserted one value in mongoDB li… Read more How To Connect Mongodb To Server?

I haven't been very good at Googling for this answer. I have around 115 different fields that m… Read more Mongodb Query Based On Number Of Fields In A Record

I'm using a node.js and mongodb, and I'm trying to query the database based on the mongo ge… Read more Querying A MongoDB Based On Mongo ID In A Node.js App