All Questions
12
questions
0
votes
1
answer
114
views
Gremlin - find subgraph from specific starting points
I am having problems with creating quite a simple query:
Lets assume a graph with nodes representing people and edges of type 'has child'.
I get a subset of the people as starting point and I need to ...
- 47
0
votes
1
answer
150
views
How do I connect with Gremlin in dot Net?
I am studying gremlin. I need to connect gremlin to .net and below is my code:
internal class Program
{
private const string Host = "localhost";
private const int Port = 8182;
...
- 21
0
votes
2
answers
743
views
Gremlin Queries: How to exclude ID while including label in valuemap?
So I have a gremlin query like this:
g.V().hasLabel('Person').valueMap(true, 'name')
Now this creates a valuemap with the fields/columns 'Label', 'ID' and 'name', but how do I exclude 'ID' from this?
...
- 650
2
votes
2
answers
935
views
Gremlin Query: How to get all "internal" edges in the query so far?
So I'm trying to visualize the nodes so far in a gremlin query together with only the edges between these nodes; the "internal" edges if you may.
For example, I have this gremlin query:
g.V()...
- 650
2
votes
1
answer
329
views
Why Janus Graph is not called a framework while Apache TInkerPop is?
It may be a naive question but I am new to this field?
Why Janus Graph is not called a framework (according to definition on first document page) while Apache TinkerPop is?
- 329
3
votes
1
answer
366
views
Can SWI Prolog program get its facts from the external database?
I am planning SWI Prolog program (semantic natural language parser) which has huge and dynamic set of facts (lexicon with some 30.000 entries). Is it possible to store those facts in external database....
- 2,926
2
votes
1
answer
224
views
What version data store does Gremlin create when creating a Neo4j database from the console?
Im running Gremlin v 3.2.5, and I keep getting errors when i try to connect to a Neo4j database from the Gremlin console, or using the neo4j-gremlin API:
Failed to start Neo4j with an older data ...
- 23
3
votes
1
answer
341
views
Titan index update takes too long
Even on an empty database, creating an index in Titan 1.0 takes several minutes. The time seems exact, which suggests there is an unnecessary delay.
My question is this: How to I shorten or ...
- 64.6k
-1
votes
1
answer
66
views
Working graph server setup for use with Python3 [closed]
I'm solving a problem that seems most appropriately handled by a graph database, so I wanted to get a graph database server up and running, and go from there. I'm a Python developer, so I was trying ...
- 19
0
votes
1
answer
137
views
Multiple access read and write on database with titan
I use titan and database Akiban Persistit. I want know, how the database behaves when multiple access writing and reading.
It is a blocking state? Or what can I expect from it and what should I be ...
- 19
2
votes
1
answer
2k
views
How does Titan stores data in HBASE
I would like to know how graphs are stored when Titan DB uses HBASE as its data storage.
Why I am asking: assume that I want to leverage BOTH the Titan interface (ie interact with my data as a graph)...
4
votes
1
answer
5k
views
How to import a CSV file into Titan graph database?
Can anyone supply some sample code or hints on how to import a 1MB CSV of nodes, and another 1MB CSV of edges, into Titan graph database running on Cassandra?
I've got small CSV files importing via ...
- 581