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4
votes
2answers
58 views

Graph database keeping historical relationships

I'm starting the modeling of the following problem: I have many clients (millions) that interact in a network forming a graph. At the highest granularity of my business problem, each realationship ...
2
votes
2answers
298 views

Relational vs Graph Database for (initially) moderately-sized network

We're developing an application whose data domain (or at least 90% of it) can be modeled effectively using a relational database. We've been using PostgreSQL since the beggining and have had no ...
0
votes
0answers
34 views

Best way to create “attributes” for Neo4j node?

I have this node labeled "Person" and these various items from what would be a class, in a conventional DB. For example: Teacher, Lumber, Magician, Artist and Painter. They should all fit in the same ...
2
votes
0answers
84 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+ document/rows/...
8
votes
1answer
205 views

Algorithm to generate Edges and Vertexes outwards from origin with max multiplicity of 3

I am creating a 2d game for a website where the universe can grow extremely large (basically infinitely large). Initially, the universe is composed of 6 stars that are an equal distance from the ...
0
votes
1answer
88 views

What business value does a semantic platform offer that a graph database doesn't [closed]

We hear a lot about graph databases such as Neo4J and a little less about semantic platforms such as OWLIM and similar triple (or quad) stores. I understand the latter is associated with embedded OWL ...
1
vote
0answers
164 views

Approaches to Modeling a Graph Database over the Google App Engine Datastore?

I want to model a graph database over the Google App Engine Datastore. I am currently working on creating a Link entity to model the concepts of link/edge/relationship to the graph of objects. I am ...
1
vote
1answer
117 views

How can I model this scenario in a graph database?

I'm developing an application where users can tag resources and it's also important to know who tagged the resource with a specific tag. A graph database seems like a good fit for this and the rest ...
5
votes
1answer
12k views

Why would I use ElasticSearch if I already use a graph database?

I don't find any deep explanation on the web about a comparison between ElasticSearch and the graph databases. Both are optimized to traverse data. ElasticSearch seems to be optimized for analytics. ...
2
votes
1answer
109 views

Which approach would be better for persisting these overridable configuration keys and values? A simple key-value store, or a graph database?

I'm creating a system where there are config keys and values. So for example: config.key = 10 Is an example of a configuration key and a value. These keys can also have overrides based on "...
1
vote
2answers
1k views

Designing a social network with CQRS, graph databases and relational databases in mind

I have done quite an amount of research on the topic so far, but i couldn't come up with a conclusion to make up my mind. I am designing a social network and during my research i stumbled upon graph ...
4
votes
2answers
248 views

How does I/O work for large graph databases?

I should preface this by saying that I'm mostly a front end web developer, trained as a musician, but over the past few years I've been getting more and more into computer science. So one idea I have ...
2
votes
0answers
695 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 have......
2
votes
0answers
121 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 ...
10
votes
7answers
698 views

Nested Entities and calculation on leaf entity property - SQL or NoSQL approach

I am working on a hobby project called Menu/Recipe Management. This is how my entities and their relations look like. A Nutrient has properties Code and Value An Ingredient has a collection of ...
3
votes
2answers
310 views

Under which area of Artificial Intelligence is my knowledge store?

I've a maturing idea regarding a knowledge store. For the purposes of this question, the store would be used by a police force for the recording and querying of crimes. I believe that historically,...
2
votes
1answer
1k views

Architecture for Social Graph data that has a Time Frame Associated?

I am adding some "social" type features to an existing application. There are a limited # of node & edge types. Overall the data itself is relatively small (50,000 - 70,000 for each type of node)...
23
votes
1answer
13k 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, ...
5
votes
1answer
236 views

What are graph datastores better at doing than other datastores and why?

Where previously there was only relational databases, the data store world is now rife with options like Key-Value, Document, and Graph datastores. Unfortunately, every datastore likes to show how it ...
2
votes
2answers
401 views

Tool for large scale graph analysis

What are the best tools / frameworks / libraries available to implement and run algorithms on graphs? In particular I need a tool that can load a set of nodes, edges and values assigned to these ...
1
vote
3answers
1k 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?