All Questions
Tagged with janusgraph neo4j
15
questions
1
vote
1
answer
178
views
Gremlin: Read edge GraphML file and node GraphML file in separate queries
I have two files that I want to load by using g.io(<name file>).read().iterate(): nodes.xml and edges.xml.
The nodes.xml file contains the nodes of the graph I want to upload, and its contents ...
- 25
1
vote
1
answer
128
views
Gremlin: Return new edges created in a query without saving them (equivalent to APOC vRelationship)
I have a graph with two types of nodes: Persons and Houses. In this graph, persons can sell houses (SELLS relationship), and houses are bought by persons (IS_BOUGHT_BY relationship). This could be ...
- 25
0
votes
1
answer
112
views
Graph database two nodes have a relationship with another node ONLY if both are true
like this: https://i.sstatic.net/nRGuM.png
A and B are related to C but ONLY if both A and B are true.
I'm currently using Neo4J as my graph database, but I'm not sure it has this capability. I'd be ...
- 784
4
votes
2
answers
671
views
Janusgraph capabilities and future
The project I am working on currently uses Neo4j community. Currently we process 1-5M vertices with 5-20M edges but we aim to handle a volume of 10-20M vertices w/ 50-100M edges.
We are discussing the ...
- 41
0
votes
2
answers
1k
views
Graph Database or Relational Database Common Table Extensions: Comparing acyclic graph query performance
Are graph databases more performant than relational databases for highly connected acyclic graph data?
I need to significantly speed up my query results and hope that graph databases will be the ...
- 83
0
votes
2
answers
416
views
How to express multiple property set criteria for node selection using gremlin query
Here is my simplified graph schema,
package:
property:
- name: str (indexed)
- version: str (indexed)
I want to query the version using multiple set of property criteria within single query....
- 1,424
0
votes
1
answer
53
views
Identify the path in Graph traversing
In the graph database, I want to know from which route I traverse
e.g.
Path-1. a-1-2-3-4-5-b
Path-2. a-1-2-7-4-5-b
In both the above examples, it traverses from point a to point b through ...
1
vote
1
answer
1k
views
Are multiple vertex labels in Gremlin/Janusgraph possible, or is an alternative solution better?
I am working on an import runner for a new graph database.
It needs to work with:
Amazon Neptune - Gremlin implementation, has great infrastructure support in production, but a pain to work with ...
- 7,788
0
votes
2
answers
76
views
Should I use the RDB for this similarity case
My use case is given 6000 stores which each of them has its own products to sell. I want to find the most similar store for one specified store in terms of the products it sell.
I am come from the ...
- 182
1
vote
0
answers
245
views
Graph with 100+ edges per vertex
I'm doing some research on graph databases to see if they would fit my use case. Right now I'm looking at Janusgraph, but have also looked at ArangoDB and Neo4J a little.
I have a tree of nodes, but ...
- 5,570
4
votes
1
answer
411
views
Tinkerpop common version for multiple databases
Summary
I am devloping a app that is intendent to work across multiple graph databases suppoted by tinkerpop
Details
Based on my research the same version of tinkerpop library (gremlin-python) does ...
- 359
3
votes
2
answers
621
views
Is it ok to use graphdb on a large dense graph
We want to present our data in a graph and thought about using one of graphdbs. During our vendor investigation process, one of the experts suggested that using graphdb on dense graph won't be ...
- 425
3
votes
0
answers
1k
views
Migration from Neo4j to Janusgraph
I am currently using the Neo4j Community Edition for my graph needs but since community edition does not support clustering, facing scalability issues. So I am thinking of switching to Janusgraph. Is ...
- 145
12
votes
4
answers
10k
views
What is difference between Titan and Neo4j graph database?
I had worked on relational database; but now want to learn about graph database. I came to know that these two are graph database. What is difference between these two databases. What should we prefer ...
- 450
8
votes
1
answer
672
views
Should I use TitanDB?
I am thinking of using TitanDB. It seems to really fit our needs (we have full control over the storage engine and we can build it on top of DynamoDB). However I am worried about the fact that the ...
- 1,767