MongoDB is a scalable, high-performance, open source, document-oriented database. It supports a large number of languages and application development platforms. Questions about administrating it can be asked on dba.stackexchange.com

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Feedback on simple authorisation system design

I'm writing a fairly simple authentication/authorisation api for an intranet application we are developing. It's my first roles based authorisation system and its a good opportunity for a first ...
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40 views

Ideal Database for Big Data with Graph Relationships [closed]

The Requirement My application ingests a decent amount of data and need to traverse relationships between the data and do aggregations/projections on that data with volume like 1m+ ...
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68 views

How to properly index MongoDB with ElasticSearch?

we are working on a JAVA EE project which handles huge amount of data, but has to provide full-text-search option (in hungarian language). So we started to think about what kind of architecture could ...
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1answer
93 views

Efficient way to query thousands of records by ID from a Mongo document with hundreds of thousands of IDs - or is that infeasible? [closed]

I have a web application that registers users from Twitter. When someone logs in I want to fetch his list of friends and compare it with all the registered users ids in my database to see which of his ...
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72 views

Upload, convert, and store multiple different product data feeds into a database

I'm not sure if this right location for this question, but here it is. I currently have about 30 different CSV or TXT product data feeds. I am trying to build a tool to 1) upload each feed 2) ...
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2answers
136 views

Is it appropriate to use id-s in MongoDb subdocuments?

I'm currently familiarizing myself with NoSQL by building a simple web application using MongoDb with the official C# driver. If i have understood the NoSQL concept correctly, then only the aggregate ...
2
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1answer
167 views

How do I represent a schema diagram of my MongoDB database?

I have a MongoDB database that I want to properly document its schema design. I know that MongoDB is a NoSQL database and is schemaless by nature, but I do enforce a schema through my application and ...
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42 views

Is it OK to use mongodb's query object format as a parameter for my api?

I am designing an api that can give developers read-only access to a large dataset. The data is stored in a mongodb database. All the results of the api, will basically either be a count of matches ...
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3answers
72 views

How to properly store messages in a webservice?

We are building a multitenant webservice with PHP and MongoDB. There is a need for communication between service employees and clients, communication can be established in many different ways. Some of ...
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1answer
47 views

Copying/cloning MongoDB database from production to development

I am struggling to find a good way to copy over our production MongoDB database to overwrite our development database on demand. db.copyDatabase doesn't work from the command line using mongo-cli. Is ...
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40 views

How to implement partial normalization while keeping data integrity across documents

I've been researching how to properly design a mongo schema and came across this blog post on their site: http://blog.mongodb.org/post/87892923503/6-rules-of-thumb-for-mongodb-schema-design-part-2 ...
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1answer
122 views

Should I use MongoDB for reference data?

I have a need to implement a number of microservices that will provide validation and lookup services. Each will hold independent and (essentially) read-only reference data. In each case, the data ...
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1answer
89 views

Storing PageViews Count Data in MongoDB

I would like to ask for feedback for some programming logic concept & ideas. I am building a site where i would like to keep track on how many pageviews a page has daily. I have thought of 2 ways ...
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0answers
121 views

Authenticate Joomla user from an external app based on Node.js, Javascript and MongoDB

I have an iOS App which currently pulls in all the data from the MongoDB using a Node.js server. Currently my API / my node server handles all the data manipulation the iOS app/Swift only displays the ...
1
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2answers
131 views

Sign up user using Microsoft Exchange Account in Node.js MongoDB

I have a question about whether a programming technique is at all possible. Most of the apps these days come with sign up with Facebook, Twitter or gmail functionality. My company has its domain ...
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1answer
112 views

Expert advice needed for a NoSql Database

At our company, I have been given the task to develop a Mobile Application (iOS, Android and in the future, maybe Windows). Given those devices, it's likely that we'll have a high number of ...
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3answers
174 views

Help me design this use case

I have following entities: Data: User_id Categories: Interests, Disinterests, Categories A, B C... Each categories have sub categories: Interests=Gaming, Physics, Programming etc.. Now each user ...
4
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0answers
129 views

inserting json document with `.` in key to mongodb

Firstly, this is more of a design question than a programming question. I am creating an application where I have to fetch existing json data and insert it into mongoDB. I found that some of the the ...
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3answers
212 views

What is the best way to go about storing application options: file system or db? [closed]

We are looking to find the best way to store user options (skills, degrees, industries, languages, etc.) for drop downs. The options are between a JSON file we can store on the server file system or ...
3
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1answer
170 views

Best-matching comparative values using all items in array

I have two arrays of objects (items) in the exact same format. Each item represents a wager, and each array represents one of two outcomes for that wager (ex: Team A vs Team B). Both arrays look ...
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0answers
39 views

Synchronizing content between web-based app and game server

I have a MUD server, written in C, that I'm trying to move from file-based storage to MongoDB. Eventually, I'd like to offload administration of game content and settings to a web console, written in ...
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0answers
186 views

Is this MEAN stack design-pattern suitable at the 1,000-10,000 user scale?

Let's say that when a user logs into a webapp, he sees a list of information. Let's say that list of information is served by one of two dynos (via heroku), but that the list of information ...
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3answers
170 views

Algorithm that generates a group of men and women who are each interested in everyone from the other gender

In my dating app, I need to compile lists of men and women where all of the men in the list are potentially interested in all of the women in the list, and vice versa. That is, in a list of 10 men ...
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1answer
84 views

Planning complex Mongo (And possibly other NoSQL) Databases

There is no "right way" to do anything, but there are "better" and "worse" ways, as well as true and tested ways. I'm studying Mongo and considering it for a project. It's gonna start small but ...
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93 views

Code structure with MongoDB in python

I am new to MongoDB and python. I know how to make basic use of pymongo in order to manipulate documents. I am having trouble finding how to create some structure or governance in what gets inside ...
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2answers
113 views

What is better for scalability for this specific dataset, MongoDB or MySQL?

I have a web app which has users, forms, and volunteers signed up on those forms. Currently I am using MongoDB and have it setup with a collection for admins, and a collection for forms with ...
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1answer
89 views

Can I include mongod.exe in my commercial destop based or user self hosted app withou open sourcing it?

I have read the doc and the apgl blog post, but I still have some concerns: Can I include mongodb.exe in my commercial desktop based app? Can I include mongodb.exe in my commercial user self hosted ...
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96 views

How to consume inconsistent REST API with Mongo DB backend?

We are using a third party REST API and we are building one of the pages on our ASP.NET site around the data it delivers. We get results in JSON, and interact with it mostly using .NET MongoDB Driver. ...
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4answers
536 views

Are NoSQL databases the best choice for more efficiently querying large amounts of data?

We are planning to build a travel website in which we will be integrating multiple APIs (eg. DOTW, GTA, Expedia) for Hotels. I have initially tried to use MySQL but since there are huge amounts of ...
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1answer
1k views

Design Pattern for Cron/Schedule in MongoDB

I am looking for a good pattern to handle cron-type data in a MongoDB collection (or collections). I have been peeking at the O'Reilly book MongoDB Applied Design Patterns and poking around the ...
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33 views

I have two applications… use NoSQL or RDBMS? [duplicate]

I have two applications in the making: one is a budget management tool; the other is a article based places/restaurant guide. The budget management tool works where users create accounts (e.g. bank ...
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1answer
94 views

How to determine which service to call

I have modeled my application using multiple 'user' domain objects. Candidate Recruiter Administrator Each entity extends from an AbstractUser implementing UserInterface. interface UserInterface ...
2
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1answer
92 views

Proper tree NoSQL structure with focus on full-text searching

I developing an app with tree(folder-file) structure, on which I should perform full-text searches with MongoDB. I did a research on the best tree structure practices and found this great article, but ...
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1answer
4k views

Architecture for a mobile (Android) chat application

I want to develop a chat application that reminds a bit whatsapp, I am doing it as a learning project. I am currently doing it on Android just because I am doing an Android course. The requirements ...
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103 views

Decreasing MongoDB Load

I have some stream workers. They are listening to twitter stream and save into mongodb. I need to aggregate saved tweets for intermediate analyze result. I have analyzer workers. They are periodically ...
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1answer
271 views

database migration with data already in the database in production

I don't know much about migrations, but this is a specific question I'm not sure how to answer. In production, how can one change the database format/schema when there is already user data in there? ...
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1answer
187 views

mongoDB user management (built in or own implementation) [closed]

I started to evaluate mongoDB for a product catalogue. Regarding user management and access control: When to use the mongoDB's built in user management and when build one on the application layer? ...
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2answers
172 views

When should I implement authentication in a database?

I'm currently embarking on a MongoDB project (a simple user login system), and I notice that there is an option for authentication. Here is the server string, with the userinfo shown as optional ...
2
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1answer
9k views

How to connect Android App to MongoDB deployed on Google Cloud

Currently I am working on a simple app which will be able to connect to MongoDB which is deployed in Google Cloud. I have set it up MongoDB ocaly on my computer and I have made a little JAVA console ...
2
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1answer
545 views

MongoDB Embedded vs Reference Private info

I have searched extensively for a similar Mongo schema design and can't find relevant examples. I have a store (with public info), each store has an account (with private account info). // store ...
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3answers
608 views

Is MongoDB appropriate for systems that will be likely to change?

I've been using MongoDb (mainly with Meteor) and for me, it has been a great way to mock up prototypes and proof of concepts quickly. I'm just wondering, after building the initial product, if your ...
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3answers
123 views

Help with database design with a strict and structured subset of clinical data

I'm developing an application to keep some of the data in chronic patients, the data came from a very strict subset of data, vital signs, exams, ecc. On a first glance I thought to create a Patient ...
4
votes
1answer
317 views

Do serialization functions belong in a model or a controller?

I'm developing an application where: Models keep data as a multi-dimensional array, which are saved as-is to a MongoDB database. The model is used to provide methods to manipulate the data, and ...
0
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1answer
176 views

Android -> Ruby Server Interface -> Mongodb

I've been wrecking my brain about this for a few days. I'll run my scenario by you and hopefully you can help me. In my head this is how it goes: I have an Android App. I want my Android App to make ...
3
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2answers
4k views

How to represent a tree structure in NoSQL

I'm new to NoSQL and have been playing around with a personal project on the MEAN stack (Mongo ExpressJs AngularJs NodeJs). I'm building a document editor of sorts that manages nodes of data. Each ...
2
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1answer
3k views

Storing data in elasticsearch vs mongodb

We are trying to create an online-shopping like application in which we have to store a huge amount of data,since the data that will be stored are mostly document like data, the suggestion was to ...
2
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0answers
639 views

How to link the data of MongoDB and Neo4j?

I want to implement a system which store the profiles of employee and the resources that they have. There are many types of resources, such as the documents they produced, the techniques they ...
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1answer
914 views

What is the best way to store multilingual data in MongoDB?

I want to save/serve multilingual data in my CMS application using Mongoose. Is this the correct way? name: { global: { type: String, default: '', trim: true, ...
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1answer
65 views

Mongo Licensing (AGPLv3)

I'm going to include MongoDb(AGPLv3) in my product. My product is SaaS, I don't install this to client directly. My software is ASP.NET MVC website. But MongoDb's drivers for .Net is under Apache My ...
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1answer
218 views

MongoDB: Replicate data in documents vs. “join”

Disclaimer: This is a question derived from this one. What do you think about the following example of use case? I have a table containing orders. These orders has a lot of related information ...