graph-databases Questions
4
Solved
Is there an easy way to query a cluster for all vertices that have no incoming edges?
Platen asked 11/1, 2012 at 6:37
1
Is there a way to setup the GUN-server as a relay only? In other words, is there a way to ensure data is shared peer-to-peer only? The server only acts a signal (STUN like) server. In the few tests...
Connoisseur asked 19/8, 2018 at 2:29
3
Solved
Using Match and Where can delete a relationship by ID.
Match ()-[r]-() Where ID(r)=1 Delete r
Is there a simpler way?
Stopcock asked 28/1, 2015 at 5:57
1
I get the this error in gremlin console
cegprakash@cegprakash:~/workspace/janusgraph-0.2.1-hadoop2$ ./bin/gremlin.sh
\,,,/
(o o)
-----oOOo-(3)-oOOo-----
plugin activated: janusgraph.imports
pl...
Guyguyana asked 30/7, 2018 at 13:14
7
Solved
I need to develop a graph database in python (I would enjoy if anybody can join me in the development. I already have a bit of code, but I would gladly discuss about it).
I did my research on the ...
Westmorland asked 19/8, 2009 at 23:7
2
Solved
As I'm learning how to use graph with Cosmos DB, I found two Microsoft tutorials:
One using Gremlin.Net
The other using Microsoft.Azure.Graph pre-release
While I use the same query, its executi...
Moskowitz asked 26/2, 2018 at 17:21
2
Solved
I was working with janus graph but I it has alot of drawback. so I am searching for other graph databases like neo4j.
I Want top prevent the problems with janus graph for answearing this que...
Linder asked 8/5, 2018 at 16:28
0
I can easily connect to Neo4j enterprise edition browser with Google chrome with this URL : http://localhost:7474/browser/
but when I want to connect to the browser using Firefox , i get this error...
Thoth asked 5/4, 2018 at 10:19
1
Solved
In the Modern graph, I want to get for each person the name and the list of names of software he created. So I tried the following query
g.V().hasLabel('person').project('personName','softwareName...
Cima asked 24/3, 2018 at 15:25
1
Solved
in my database, the graph looks somehow like this:
I want to find the top 3 biggest cluster in my data. A cluster is a collection of nodes connected to each other, the direction of the connectio...
Interblend asked 6/3, 2018 at 15:42
1
I just push text corpus into Neo4j database. When I execute MATCH (n) RETURN n Cypher query, it returns multiple nodes with the same name. how can I merge these nodes as one?
nodes having same na...
Toilet asked 21/2, 2018 at 6:21
1
I just learned about graph databases as opposed to relational databases (RDBMS). I went through some resources on the neo4j website and read some chapters in the Oreilly Book on Graph Databas...
Write asked 14/2, 2018 at 0:8
2
Solved
I'm researching graph databases for a work project. Since our data is highly connected, it appears that a graph database would be a good option for us.
One of the first graph DB options I've run i...
Thickwitted asked 12/12, 2017 at 1:31
1
Solved
I am exploring JanusGraph DBs and require visual editing, like MySQL workbench.
I found some visual editors for Neo4j. Are there any visual editors for JanusGraph as well? or can those tools...
Mechelle asked 12/11, 2017 at 22:38
2
Solved
I am still trying to understand why I get a cartesian product warning for a certain format for a query in neo4j and not for another. This is how I set up my database:
CREATE (q:Form {version: "1....
Surgeon asked 10/6, 2016 at 14:46
1
Solved
I have a dataset of 6 million entries. Each entry has one-to-many relationship with other entries. Previously this data has been stored in a Neo4J instance.
Does Google Cloud provide a product th...
Luciano asked 3/10, 2017 at 5:4
3
I am working on a Java based backup client that scans for files on the file system and populates a Sqlite database with the directories and file names that it find to backup. Would it make sense to...
Mincey asked 21/6, 2011 at 8:38
1
Solved
All the examples I've seen using the gremlin API to query a CosmosDB graph use vertices that have one level of properties. But what if we want represent our vertices as JSON documents?
user.name =...
Spinose asked 16/5, 2017 at 18:50
1
Solved
I have worked on titan. I came to know that titan can take three databases as it's back-end. Now I am learning Neo4j. But, I am not getting just like titan uses Cassandra etc. at it's back-end; whi...
She asked 16/8, 2017 at 11:6
1
Solved
I'm trying to understand what is the difference between Tinkerpop and Gremlin (context: http://tinkerpop.apache.org/).
My assumption is that Gremlin is just the query/traversal language that can u...
Glimpse asked 14/8, 2017 at 13:22
3
Solved
I want to get list of all connected nodes starting from node 0 as shown in the diagram
Wen asked 11/7, 2017 at 10:43
2
I have a few questions regarding the integration of the two tools. Not technical questions and how to setup( i will have my fun with that later ) but more on the course of the project and the direc...
Perigynous asked 28/6, 2017 at 14:52
6
Solved
I am looking for a generic graph database solution that has existing .NET-compatible infrastructure and a proven track record.
I've found links to several options on Google and SO, but not a lot o...
Oxen asked 2/7, 2012 at 18:29
1
Solved
When user enters data in a text box, many possibilities of SQL Injection are observed. To prevent this, many methods are available to have placeholders in the SQL query, which are replaced in the n...
Treen asked 10/6, 2017 at 12:28
1
Solved
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 ...
Fructification asked 8/6, 2017 at 18:46
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