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0answers
18 views

searching for a user's friends

I have a rails that uses sunspot/solr for searching a number of models in our app. We are now adding a feature for searching for a user's friends. So if I look for "joe" all of my friends named ...
2
votes
0answers
59 views

CouchDB and document versioning [migrated]

I'm currently working on a wiki-esque application using CouchDB and am trying to implement a document versioning scheme. The way I see it there are two ways of doing this: Store each version as a ...
1
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0answers
67 views

Which type of query do wide column stores optimize

I have some experience with document based stores (MongoDB and CouchDB) and I am interested in exploring wide column databases. Based on my initial exploration I can grasp a basic understanding of ...
1
vote
3answers
957 views

Is OrientDB document-database? or graph-database?

Some document says OrientDB is document-database, some others talks it's graph-database. What's right?
2
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0answers
95 views

Would a model like this translate well to a document or graph database?

I'm trying to understand what types of models that I have traditionally persisted relationally would translate well to some kind of NoSQL database. Suppose I have a model with the following ...
4
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3answers
1k views

NoSQL Document Database as a Message Queue

I am considering using a NoSQL Document database as a messaging queue. Here is why: I want a client to post a message (some serialized object) to the server and not have to wait for a synchronous ...
3
votes
1answer
207 views

Design considerations on JSON schema for scalars with a consistent attachment property

I'm trying to create a JSON schema for the results of doing statistical analysis based on disparate pieces of data. The current schema I have looks something like this: { // Basic key ...
2
votes
1answer
699 views

What is the recommended MongoDB schema for this quiz-engine scenario?

I'm working on a quiz engine for learning a foreign language. The engine shows users four images simultaneously and then plays an audio file. The user has to match the audio to the correct image. ...
0
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1answer
167 views

Would this data requirement suit a Document -Oriented database?

I have a requirement to allow users to fill in journal/diary entries per day. I want to provide a handful of known journal templates with x columns to fill in. An example might be a thought diary; a ...
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2answers
694 views

How do document-oriented databases implement references?

In relational world we have Foreign Keys to reference other entities. But how do document-oriented databases like MongoDb, CouchDb, RavenDb implement references among entities? Update. StackExchange ...
14
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1answer
6k views

When should you use a document vs relational vs graph database? [closed]

For the purposes of discussion let's consider a FourSquare scenario. Scenario Entities: Users Places Relationships: Checkins: users <-> places, many to many Friends: users <-> users, ...
0
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1answer
1k views

Storing documents in Database vs CMS in JSF, Seam, Hibernate application on cloud

I am about to start with an application using JSF 2, Seam 3, Hibernate and Hibernate search with the following characteristics: Users will be uploading documents (pdf, doc). There can be millions of ...