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hey guys ,how to query a person relational depth
6 messages
I want to know ,one person in the janusGraph ,his relational depth,use gremlin
I want to know ,one person in the janusGraph ,his relational depth,use gremlin
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By
李平
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JanusGraph seems to force embedded ElasticSearch
2 messages
This is my configuration: gremlin.graph=org.janusgraph.core.JanusGraphFactory storage.backend=berkeleyje storage.directory=db/berkeley index.search.backend=elasticsearch index.search.hostname=127.0.0.
This is my configuration: gremlin.graph=org.janusgraph.core.JanusGraphFactory storage.backend=berkeleyje storage.directory=db/berkeley index.search.backend=elasticsearch index.search.hostname=127.0.0.
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By
mikert...@...
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How can we bulk load the edges while we have the vertexes in our JanusGraph DB?
2 messages
Assume, we have the vertexes in DB. and we have the edge information in GraphSON/XML/TXT? how can we import the edges into JanusGraph?
Assume, we have the vertexes in DB. and we have the edge information in GraphSON/XML/TXT? how can we import the edges into JanusGraph?
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By
hu junjie
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Proper way to define metaproperties in schema
10 messages
Hello JanusGraph users, I have been experimenting with Janus, and using the automatic schema generation, metaproperties work as expected. However, when I set `schema.default=none` in the conf and defi
Hello JanusGraph users, I have been experimenting with Janus, and using the automatic schema generation, metaproperties work as expected. However, when I set `schema.default=none` in the conf and defi
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David Brown
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New committer: David Clement
3 messages
On behalf of the JanusGraph Technical Steering Committee (TSC), I'm pleased to welcome a new committer on the project! David Clement has submitted several good pull requests which enhanced the functio
On behalf of the JanusGraph Technical Steering Committee (TSC), I'm pleased to welcome a new committer on the project! David Clement has submitted several good pull requests which enhanced the functio
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By
Jason Plurad
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Janus Graph benchmarking
2 messages
Hello, Can someone let me know if there is a benchmarking tool for Graph Dbs (particularly for JanusGraph) like YCSB for NOSQL databases and Cassandra-Stress specific tp Cassandra Db. Anyone using Jan
Hello, Can someone let me know if there is a benchmarking tool for Graph Dbs (particularly for JanusGraph) like YCSB for NOSQL databases and Cassandra-Stress specific tp Cassandra Db. Anyone using Jan
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By
nav...@...
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filtering a path
4 messages
What's the best way to filter a path based on a Vertex property. I am using the gremlin-scala lib. This is the code: val paths = startVertex.asScala().start() .repeat(_.outE().inV().simplePath()) .unt
What's the best way to filter a path based on a Vertex property. I am using the gremlin-scala lib. This is the code: val paths = startVertex.asScala().start() .repeat(_.outE().inV().simplePath()) .unt
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By
yair...@...
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Scala client
2 messages
Does anyone know of a good scala client? Shold I use 'gremlin-scala_2.12'?
Does anyone know of a good scala client? Shold I use 'gremlin-scala_2.12'?
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By
yair...@...
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com.datastax.driver.core.exceptions.BusyPoolException with CQL backend
6 messages
I'm trying out the new storage.backend=CQL with cassandra from the master branch (0.2.0) and I'm consistently hitting this error after a few hours of CRUD operations, which could previously be handled
I'm trying out the new storage.backend=CQL with cassandra from the master branch (0.2.0) and I'm consistently hitting this error after a few hours of CRUD operations, which could previously be handled
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By
scott_p...@...
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Terminal initialization failed ... Found class jline.Terminal, but interface was expected
9 messages
Hi folks, I keep running into this problem. I don't know how I got around it the last time but it has cropped up again. Any ideas? bin/gremlin.sh \,,,/ (o o) -----oOOo-(3)-oOOo----- [ERROR] Terminal i
Hi folks, I keep running into this problem. I don't know how I got around it the last time but it has cropped up again. Any ideas? bin/gremlin.sh \,,,/ (o o) -----oOOo-(3)-oOOo----- [ERROR] Terminal i
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By
Rohit Jain
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Backup and restore when using Janus via Gremlin server and a Berkley DB backend
3 messages
Is backup as simple as copying the storage.directory path and all of its files? And is a restore replacing that directory with a previously copied backup? Or better yet, how should I handle backups an
Is backup as simple as copying the storage.directory path and all of its files? And is a restore replacing that directory with a previously copied backup? Or better yet, how should I handle backups an
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By
emeh...@...
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set (ArrayList) property as JSON string
3 messages
Hi, In 3.2.4 I used to be able to set a property with a value of ArrayList, for example: g.V(1234).property('followers',inE('follows').outV().valueMap('name','age').fold()) but it seems I can't do it
Hi, In 3.2.4 I used to be able to set a property with a value of ArrayList, for example: g.V(1234).property('followers',inE('follows').outV().valueMap('name','age').fold()) but it seems I can't do it
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By
Eser Kandogan
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how to create index using gremlin scala
4 messages
I am using gremlin scala and I can't seem to find the management API so I can create indexes. Any pointers?
I am using gremlin scala and I can't seem to find the management API so I can create indexes. Any pointers?
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By
yair...@...
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org.janusgraph.diskstorage.locking.TemporaryLockingException: Temporary locking failure
3 messages
We are using single node Janusgraph instance with embeded (cassandra and es). While adding multiple vertex getting following exception: org.janusgraph.diskstorage.locking.TemporaryLockingException: Te
We are using single node Janusgraph instance with embeded (cassandra and es). While adding multiple vertex getting following exception: org.janusgraph.diskstorage.locking.TemporaryLockingException: Te
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By
ankur...@...
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Unit testing with JanusGraph
7 messages
Hi, I am using janusgraph with cassandra as backend for my application. If i want to write a unit test to verify saving/retrieving of data, is mocking the only way ? Can i use in-memory database for u
Hi, I am using janusgraph with cassandra as backend for my application. If i want to write a unit test to verify saving/retrieving of data, is mocking the only way ? Can i use in-memory database for u
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By
Suny
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Gremlin-console unable to connect different keyspace
3 messages
Hi, I am using embedded janusgraph server (cassandra + ES). have generated two graphs by change following properties in default janusgraph-cassandra-es-server.properties : storage.cassandra.keyspace B
Hi, I am using embedded janusgraph server (cassandra + ES). have generated two graphs by change following properties in default janusgraph-cassandra-es-server.properties : storage.cassandra.keyspace B
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By
Ankur Goel
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janusgraph a lot of time for a complete scan of graph conating 100K vertices
2 messages
Hi all, I have a Janusgraph with more than 100K vertices. When I try to retrieve all the vertices through a java code using a gremlin query, it takes more than 10 mins to list all the vertices. I am u
Hi all, I have a Janusgraph with more than 100K vertices. When I try to retrieve all the vertices through a java code using a gremlin query, it takes more than 10 mins to list all the vertices. I am u
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By
hmdc...@...
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Graph DB Meetup 9/19
Hello, Netflix is hosting a Graph Database meetup on Sep 19: https://www.meetup.com/Graph-Databases-and-Frameworks/events/243156558/ Join us to learn how Netflix deployed TitanDB (the predecessor of J
Hello, Netflix is hosting a Graph Database meetup on Sep 19: https://www.meetup.com/Graph-Databases-and-Frameworks/events/243156558/ Join us to learn how Netflix deployed TitanDB (the predecessor of J
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By
Ioannis Papapanagiotou
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Graph visualization open source tool or framework
2 messages
Hi, Like Neo4j has inbuilt graph visualization tool or datastax has studio; keylines is good framework to draw graph. Do we have similar kind of open source tool/framework for JanusGraph. ~AnkurG
Hi, Like Neo4j has inbuilt graph visualization tool or datastax has studio; keylines is good framework to draw graph. Do we have similar kind of open source tool/framework for JanusGraph. ~AnkurG
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By
Ankur Goel
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Adding a bunch of Vertices and edges takes for ever
4 messages
I am writing an app that loads an existing RDBMS based graph implementation into JanusGraph. I create this index: JanusGraphManagement mgmt = javaGraph.openManagement(); if (mgmt.containsPropertyKey("
I am writing an app that loads an existing RDBMS based graph implementation into JanusGraph. I create this index: JanusGraphManagement mgmt = javaGraph.openManagement(); if (mgmt.containsPropertyKey("
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By
yair...@...
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