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Potential transaction issue (JG 0.6.0) 7 messages
The issue can be reproduced within certain conditions, I cannot find a recipe to reproduce it on any environment We have a query of type g.inject((int) 1).union(...).limit(5L) We have several subqueri
The issue can be reproduced within certain conditions, I cannot find a recipe to reproduce it on any environment We have a query of type g.inject((int) 1).union(...).limit(5L) We have several subqueri
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By
sergeymetallic@...
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Janusgraph embedded multi instance(JVM) data sync issue 12 messages
Hi All, I am facing one problem for synchronization of data stored between multiple embedded mode janusgraph instances. If we are creating some data into graph using JVM 1 and after committing when we
Hi All, I am facing one problem for synchronization of data stored between multiple embedded mode janusgraph instances. If we are creating some data into graph using JVM 1 and after committing when we
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By
Pawan Shriwas
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JanusGraph 0.6.0 traversal change? 5 messages
When running with 0.5.2 I was able to do this traversal to add an edge between to vertices gremlin> g.addV() ==>v[8200] gremlin> g.addV() ==>v[4336] gremlin> g.V(8200).addE('my_edge_label').to(g.V(433
When running with 0.5.2 I was able to do this traversal to add an edge between to vertices gremlin> g.addV() ==>v[8200] gremlin> g.addV() ==>v[4336] gremlin> g.V(8200).addE('my_edge_label').to(g.V(433
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By
criminosis@...
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Indexing Strategies for RDF edges/predicates on Janusgraph 6 messages
Hi, I am trying to build a triplestore ontop of JG. The general model is: Vertex (subject or object) Properties: Label Value (IRI, Literal) - indexed Edge (predicate) Properties: Label (predicate) has
Hi, I am trying to build a triplestore ontop of JG. The general model is: Vertex (subject or object) Properties: Label Value (IRI, Literal) - indexed Edge (predicate) Properties: Label (predicate) has
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By
Matthew Nguyen
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[ANNOUNCE] JanusGraph 0.6.1 Release
The JanusGraph Technical Steering Committee is excited to announce the release of JanusGraph 0.6.1. JanusGraph is an Apache TinkerPop enabled property graph database with support for a variety of stor
The JanusGraph Technical Steering Committee is excited to announce the release of JanusGraph 0.6.1. JanusGraph is an Apache TinkerPop enabled property graph database with support for a variety of stor
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By
Oleksandr Porunov
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High HBase backend 'configuration' row contention 6 messages
Hi, We are running embedded Janusgraph (0.5.3) with an HBase backend (2.1.6) in our Spark jobs. Each Spark executor creates an instance of Janusgraph. At times there can be over 500 executors running
Hi, We are running embedded Janusgraph (0.5.3) with an HBase backend (2.1.6) in our Spark jobs. Each Spark executor creates an instance of Janusgraph. At times there can be over 500 executors running
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By
Tendai Munetsi
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JG Schema - addConnection seem to create duplicate connections 3 messages
Hi All, I have a strange behaviour while using the addConnection method for creating JG schema constraints. It seems it creates duplicated connections in some cases. Please see below how to reproduce
Hi All, I have a strange behaviour while using the addConnection method for creating JG schema constraints. It seems it creates duplicated connections in some cases. Please see below how to reproduce
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By
Peter Molnar
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Fastest way to check if a property key is mixed indexed or not 4 messages
Is there a way I can check if a particular property is indexed or not? I know the following method but there I will have to traverse all indexes List<JanusgraphIndex> indexList = mgmt.getIndexes(Verte
Is there a way I can check if a particular property is indexed or not? I know the following method but there I will have to traverse all indexes List<JanusgraphIndex> indexList = mgmt.getIndexes(Verte
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By
Harshit Sharma
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New Property keys in existing index getting stuck in registered state 6 messages
If I'm adding new keys to an existing index, many keys are getting stuck in the registered or installed state for example, I indexed a key "graphId" for the vertex in an index graphVertexIndex while I
If I'm adding new keys to an existing index, many keys are getting stuck in the registered or installed state for example, I indexed a key "graphId" for the vertex in an index graphVertexIndex while I
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By
Harshit Sharma
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Concurrent Transactions on JG Edges 5 messages
Hi, Is there a way by which I can prevent concurrent updates to edges? For vertices, I'm simply maintaining a version field with Lock consistency, so a concurrent update results in Permanent Locking E
Hi, Is there a way by which I can prevent concurrent updates to edges? For vertices, I'm simply maintaining a version field with Lock consistency, so a concurrent update results in Permanent Locking E
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By
Aman
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Janusgraph not able to find suitable index for a index enabled property key 21 messages
I'm working on a Janusgraph application. To improve gremlin query performance we are creating two mixed indexes, one for vertices and one for edges. Now Janusgraph can query indexes for property keys
I'm working on a Janusgraph application. To improve gremlin query performance we are creating two mixed indexes, one for vertices and one for edges. Now Janusgraph can query indexes for property keys
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By
Harshit Sharma
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Can I use spark computer on CQL without hadoop cluster 4 messages
Hi All, I am checking the possibility of using a graph computer using spark on CQL backend without hadoop installation. Please let me know if we can do this and how can i achieve this. I don't want to
Hi All, I am checking the possibility of using a graph computer using spark on CQL backend without hadoop installation. Please let me know if we can do this and how can i achieve this. I don't want to
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By
Pawan Shriwas
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Slowing of janusgraph 4 messages
Hi, i've three janusgraph (0.5.3) servers pointing to same bigTable with same configurations mentioned below. Configurations: I'm using ConfigurationManagementGraph , below is the properties file ----
Hi, i've three janusgraph (0.5.3) servers pointing to same bigTable with same configurations mentioned below. Configurations: I'm using ConfigurationManagementGraph , below is the properties file ----
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By
51kumarakhil@...
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Failure on mvn clean install 2 messages
Just unpacked janusgraph-full-0.6.0.zip and got the server started with ./bin/janusgraph-server.sh console. It started up fine. Then I cd to the examples directory and to a mvn clean install. I get th
Just unpacked janusgraph-full-0.6.0.zip and got the server started with ./bin/janusgraph-server.sh console. It started up fine. Then I cd to the examples directory and to a mvn clean install. I get th
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By
benanavd@...
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Parameterized bulk insert (addV) script in gremlin-python 3 messages
Good afternoon, I'm attempting to use gremlin-python to do bulk vertex or edge inserts, and I'd figured I could use params to send in a simple script. A simple proof of concept would be: cmd = 'g.addV
Good afternoon, I'm attempting to use gremlin-python to do bulk vertex or edge inserts, and I'd figured I could use params to send in a simple script. A simple proof of concept would be: cmd = 'g.addV
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By
Scott Friedman
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JG as a 3store, rdf support 3 messages
Hey folks, been playing with JG the last couple weeks and am able to import a few million triples using rdf2g (cassandra/solr backend). I'm processing around 1000 triples/sec currently after turning o
Hey folks, been playing with JG the last couple weeks and am able to import a few million triples using rdf2g (cassandra/solr backend). I'm processing around 1000 triples/sec currently after turning o
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By
Matthew Nguyen
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Using a user-supplied string as vertex ID 3 messages
Greetings, I'd like to specify unique string IDs for newly-added vertices in JanusGraph. I've verified that I can set graph.set-vertex-id to True and then add integer IDs via my (python) client as exp
Greetings, I'd like to specify unique string IDs for newly-added vertices in JanusGraph. I've verified that I can set graph.set-vertex-id to True and then add integer IDs via my (python) client as exp
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By
Scott Friedman
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Python output to mgmt queries 3 messages
Hi! I am trying to parse some basic info from the schema via Python but I am probably doing something wrong. I can request the management info with the Client object in python: from gremlin_python.dri
Hi! I am trying to parse some basic info from the schema via Python but I am probably doing something wrong. I can request the management info with the Client object in python: from gremlin_python.dri
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By
dimi
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Important | Queries for edge label connections 2 messages
Hi All, I need a solution for these two things, but I tried but was not able to find the solution. 1. I want to list the edgeLabel connection created in janusgraph mgmt.*addConnection* <https://www.ta
Hi All, I need a solution for these two things, but I tried but was not able to find the solution. 1. I want to list the edgeLabel connection created in janusgraph mgmt.*addConnection* <https://www.ta
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By
Pawan Shriwas
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high-scale-lib dependency 3 messages
There is a java library dependency in Janusgraph "high-scale-lib" which is old and unsupported (last update happened 8 years back, see https://github.com/boundary/high-scale-lib). When Janusgraph is i
There is a java library dependency in Janusgraph "high-scale-lib" which is old and unsupported (last update happened 8 years back, see https://github.com/boundary/high-scale-lib). When Janusgraph is i
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sergeymetallic@...
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