Using S3 as a database vs. database (e.g. MongoDB)?

Due to simple setup and low costs I am considering using AWS S3 bucket instead of a NoSQL database to save simple us...

How to query MongoDB with “like”??

I want to query something with SQL's like query: SELECT * FROM users WHERE name LIKE '%m%' How to do I achieve t...

How to create a hierarchical tree structure of a MongoDB data set with help of Mongoose?

I have a hierarchical dataset with 4 levels of hierarchical as you can see in the image below. I have already import...

MongoDB find and insert in a tree of subdocument (mongoose)?

Creating TREE of categories and subcategories Hello guys Am creating a tree of categories for my application. There ...

How do i properly design a data model for Recipe / Ingredient using MongoDB?

Recently i have designed a database model or ERD using Hackalode. So the problem I'm currently facing is that base o...

Can I just kill mongod to stop mongo??

I am very new at Mongo. I am running mongod as described here in Mac OS X. I am running two mongod processes from th...

How to query MongoDB with “like”??

I want to query something with SQL's like query: SELECT * FROM users WHERE name LIKE '%m%' How to do I achieve t...

Extract data from MongoDB with Sqoop to write on HDFS??

I am concerning about extracting data from MongoDB where my application transact most of the data from MongoDB. I ...

In Flask convert form POST object into a representation suitable for mongodb?

I am using Flask and MongoDB. I am trying to convert the content of request.form into something suitable for saving ...

Is there a YAML Database??

I like YAML's data model a lot, preserving most of the simplicity of JSON and extending it with a few sometimes-impo...

mapReduce using node.js and mongoose?

I am trying to get a count of number of students per locality. I have a model that looks like var mongoose = requi...

Mongoose populate sub-sub document?

I have this setup in my MongoDB Items: title: String comments: [] // of objectId's Comments: user: ObjectId() i...

MongoError: connect ECONNREFUSED 127.0.0.1:27017?

I'm using NodeJS wih MongoDB using mongodb package. When I run mongod command it works fine and gives "waiting for c...

Mongoose, update values in array of objects?

Is there a way to update values in an object? { _id: 1, name: 'John Smith', items: [{ id: 1, name: ...

Date query with ISODate in mongodb doesn't seem to work?

I don't seem to be able to get even the most basic date query to work in MongoDB. With a document that looks someth...