All Questions
Tagged with gremlin graph-databases
472
questions
0
votes
1
answer
30
views
Gremlin query, get all the nodes 2 - 4 steps from the selected nodes
I would like to retrieve all the nodes that are 2 to 4 steps away from a selected node.
My thought was that I could separate the query into two repeat().times(2) step so that I can call them later:
...
0
votes
2
answers
51
views
Gremlin Console - Connecting to Amazon Neptune with Sig4 signing
I need to connect to Amazon Neptune using Gremlim console.
Tried all steps for setup and signing configuration but following error occurs when connecting to Neptune.
Steps performed:
Install JDK
...
- 619
1
vote
1
answer
44
views
How to use `project` step with `tree` step in Gremlin query
I would like to be able to fetch my categories in my graph database in a way that the children of the categories will be inside children property.
I know this is possible with project step, but how do ...
- 164
2
votes
1
answer
65
views
How to use previous step values to filter the next step [GREMLIN]
I am fetching my vertices recursively using repeat. now i want to be able to use the values of a previous step inside repeat and compare it as a reference to make my search for vertices more accurate.
...
- 164
0
votes
0
answers
24
views
Gremlin dynamic update
I have graph I
want to calculating and updating degrees using gremlin on a big graph db with 10M nodes, what is the best way to do it I wasn't able to this in one query
- 537
-1
votes
1
answer
100
views
Gremlin Customized Output using project
gremlinify: https://gremlify.com/l3gujyc2e5
pls execute Query 2 and 2.1 to see the difference.
I have an acyclic uni-directional graph in Cosmos Graph Db.
My graph has 2 types of vertices:
item(Label:...
1
vote
1
answer
78
views
I am creating client application in java using tinkerpop for gremlin but i am unable to query through my application. JanusGraph and Gremlin server
I am trying to build client application in java for gremlin. My janusgraph server is running on one more virtual machine in the same network. Through my gremlin client code i am able to establish ...
0
votes
2
answers
44
views
Gremlin query optimization to remove redundant data from "path" step
I have person vertex and book vertex connected by owns edge (i.e. person => owns => book). One person can own multiple books.
Let's say I have following vertices & edges which indicates that ...
- 4,971
0
votes
1
answer
52
views
Node Traversal to Java String Set?
So I am having trouble how I would convert a nodeTraversal into Hashset.
GraphTraversal<vertex, vertex>nodeTraversal = this.central.V().has(nodeid).in("node").values(nodeId);
So far I ...
- 35
1
vote
1
answer
77
views
Efficient way for filtering related nodes connected to a supernode
I am trying to filter connected nodes to a super node in Janus Graph where millions of vertices can be connected to a super node directly at level =1, suppose there is a parent node, it could have ...
- 92
0
votes
1
answer
64
views
(Apache Gremlin) How to dynamically create edges between all edges in a graph that share the same value in specific columns
I've been tasked with creating a graph database that is going to be filled in with information from an extremely large database, as a reuslt we want to create the relationships between objects ...
- 1
1
vote
1
answer
315
views
Optimizing Gremlin Query Performance for Filtering and Retrieving Data with many properties
I have a Gremlin query that applies multiple filters to a graph traversal, and I'm seeking advice on optimizing its performance. The query structure is as follows:
g.V()
.hasLabel('vertex1_label')
...
- 33
0
votes
1
answer
148
views
AWS Neptune recommendation to make response faster
I recently had to use AWS Neptune in an authorization service to model a dataset that has intrincate relations between entities, most of them are many to many relations. This is the model I came up ...
- 135
0
votes
0
answers
67
views
Gremlin Visualization Options: Size of Node
This is a query about the size of the nodes in the visualization output of a Gremlin notebook. I want to be able to specify the size of certain nodes with the same label or property so that they stand ...
- 89
1
vote
1
answer
67
views
Graph db with Gremlin property syntax error
I am trying to build a knowledge graph with Azure CosmosDB with Gremlin API.
While trying to create vertex, I came across an unexpected error. I am trying to add 'person' as a node. Below is my simple ...
- 345