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Cleaning up old data in large graphs
4 messages
Hello, I have a graph (Janusgraph 0.5.3 running on a cql backend and an elasticsearch index) that is updated in near real-time. About 50M new vertices and 100M new edges are added every month. A large
Hello, I have a graph (Janusgraph 0.5.3 running on a cql backend and an elasticsearch index) that is updated in near real-time. About 50M new vertices and 100M new edges are added every month. A large
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By
Mladen Marović
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Duplicate vertex issue with Uniqueness constraints | Janusgraph CQL
4 messages
Hi Everyone, I am facing a duplicate vertex creation issue even though the unique index is present in that property and when i retrive the data with the same index it returns only 1 record. Please see
Hi Everyone, I am facing a duplicate vertex creation issue even though the unique index is present in that property and when i retrive the data with the same index it returns only 1 record. Please see
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By
Pawan Shriwas
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jvm.options broken
2 messages
Hello Janusgraphers, seems that janusgraph-server.sh line 116 is broken. Only the last entry of the jvm options file is used. br, Matthias
Hello Janusgraphers, seems that janusgraph-server.sh line 116 is broken. Only the last entry of the jvm options file is used. br, Matthias
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By
m.leinweber@...
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Diagnosing slow write speeds to BigTable
4 messages
Hey there, folks. Firstly I want to say thanks for your help with the previous bug we uncovered. I'm evaluating JanusGraph performance on BigTable and observing very slow write speeds when writing eve
Hey there, folks. Firstly I want to say thanks for your help with the previous bug we uncovered. I'm evaluating JanusGraph performance on BigTable and observing very slow write speeds when writing eve
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By
AC
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How to change GLOBAL_OFFLINE configuration when graph can't be instantiated
5 messages
Hi, I am in a case where the index backend has been incorrectly configured to Elasticsearch. Now, when I try to instantiate my graph database, I get a "ConnectException: Connection refused", even if I
Hi, I am in a case where the index backend has been incorrectly configured to Elasticsearch. Now, when I try to instantiate my graph database, I get a "ConnectException: Connection refused", even if I
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By
toom@...
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Cassandra 4
2 messages
Hi, has anyone tried JG with Cassandra 4 ? Does it work ?
Hi, has anyone tried JG with Cassandra 4 ? Does it work ?
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By
Kusnierz.Krzysztof@...
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How to Merge Two Vertices in JanusGraph into single vertex
2 messages
Hi Folks can you please help me to know how to merge 2 vertices in Janus Graph into a single vertex? I am using Cassandra DB as a backend for JanusGraph and unique vertex constraint with id+name verte
Hi Folks can you please help me to know how to merge 2 vertices in Janus Graph into a single vertex? I am using Cassandra DB as a backend for JanusGraph and unique vertex constraint with id+name verte
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By
krishna.sailesh2@...
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Usage of CustomID on Vertexes
2 messages
Hi everyone, I have a confusion about the topic i mentioned below, could anyone give any suggestion about it? or does the problem familiar with you? what was your solution? I need to load data from a
Hi everyone, I have a confusion about the topic i mentioned below, could anyone give any suggestion about it? or does the problem familiar with you? what was your solution? I need to load data from a
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By
hazalkecoglu@...
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JanusGraph server clustering with NodeJS
3 messages
Hello! I'm new to JanusGraph and implemented "single janus server- single nodejs client" setup successfully. Able to create multiple dynamic graphs within the same janusServer instance (if anyone need
Hello! I'm new to JanusGraph and implemented "single janus server- single nodejs client" setup successfully. Able to create multiple dynamic graphs within the same janusServer instance (if anyone need
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By
51kumarakhil@...
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Edge traveresal .hasId() not returning expected results
4 messages
Hey folks, I'm seeing strange results trying to use the hasId step on an edge traversal: @ g.E("4r6-39s-69zp-3c8").toList res49: List[Edge] = List(e[4r6-39s-69zp-3c8][4240-RetrocomputerPurchaser->4328
Hey folks, I'm seeing strange results trying to use the hasId step on an edge traversal: @ g.E("4r6-39s-69zp-3c8").toList res49: List[Edge] = List(e[4r6-39s-69zp-3c8][4240-RetrocomputerPurchaser->4328
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By
AC
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Options for Bulk Read/Bulk Export
5 messages
Hi There, we have Janus-Graph with back-end store Foundation DB and index back-end as Elastic Search. Please let me know what is the best way to export/read Millions of Records from JaunusGraph by kee
Hi There, we have Janus-Graph with back-end store Foundation DB and index back-end as Elastic Search. Please let me know what is the best way to export/read Millions of Records from JaunusGraph by kee
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By
subbu165@...
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Janusgraph Schema dump
3 messages
Hi All, Is any one let me know how to do below two items in janusgraph. 1. Database Schema dump (Want to use same schema dump on another env using same export) 2. Database data dump for backup and res
Hi All, Is any one let me know how to do below two items in janusgraph. 1. Database Schema dump (Want to use same schema dump on another env using same export) 2. Database data dump for backup and res
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By
Pawan Shriwas
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Queries with negated text predicates fail with lucene
4 messages
Hi, With JanusGraph 0.6.0 and Lucene index backend, queries fail if they contain predicate like textNotPrefix, textNotContains: java.lang.IllegalArgumentException: Relation is not supported for string
Hi, With JanusGraph 0.6.0 and Lucene index backend, queries fail if they contain predicate like textNotPrefix, textNotContains: java.lang.IllegalArgumentException: Relation is not supported for string
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By
toom@...
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potential memory leak
2 messages
Hi Team, We are facing some issues with the Janusgraph 0.5.3, we captured heap dumps and find memory leaks. Can you please check if this is a leak suspect? -- ViVek Raghuwanshi Mobile +1-847-848-7388
Hi Team, We are facing some issues with the Janusgraph 0.5.3, we captured heap dumps and find memory leaks. Can you please check if this is a leak suspect? -- ViVek Raghuwanshi Mobile +1-847-848-7388
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By
Vivek Singh Raghuwanshi
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Query performance with range
2 messages
Hi, I have some performance issue extacting nodes attached to a node with pagination I have a simple graph with CompositeIndex on property name (Please find schema definition in attachments). The grap
Hi, I have some performance issue extacting nodes attached to a node with pagination I have a simple graph with CompositeIndex on property name (Please find schema definition in attachments). The grap
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By
Claudio Fumagalli
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Thread goes into Waiting state forever
3 messages
Hi, I have following traversal, Code: GraphTraversal<Vertex, Map<String, Object >> vertexGraphTraversal = janusGraphConfig.getJanusGraph().traversal().V() .has(VertexType.DEVICE.name(), PropertyEnum.I
Hi, I have following traversal, Code: GraphTraversal<Vertex, Map<String, Object >> vertexGraphTraversal = janusGraphConfig.getJanusGraph().traversal().V() .has(VertexType.DEVICE.name(), PropertyEnum.I
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By
Tanroop Dhillon
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GraphTraversal Thread Stuck
3 messages
Hello, Janus version - 0.5.3 Cassandra version - 3.11.4 I am facing one issue where the GraphTraversal hasNext() call got stuck . The thread from which the Traversal was invoked is still stuck and bel
Hello, Janus version - 0.5.3 Cassandra version - 3.11.4 I am facing one issue where the GraphTraversal hasNext() call got stuck . The thread from which the Traversal was invoked is still stuck and bel
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By
Sujay Bothe
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Janusgraph upgrade 0.5.2 --> 0.6.0 | CQL issue
6 messages
Hi Everyone, I am facing one issue with janusgraph version 0.6.0 where I am upgrading my janusgraph console/server/embedded from 0.5.2 to 0.6.0 version. Please see below stacktrace for the same. Pleas
Hi Everyone, I am facing one issue with janusgraph version 0.6.0 where I am upgrading my janusgraph console/server/embedded from 0.5.2 to 0.6.0 version. Please see below stacktrace for the same. Pleas
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By
Pawan Shriwas
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JanusGraph custom types
2 messages
Hi! Is there a way to add custom property types to JanusGraph (similar to RelationIdentifier / Geoshape) to be later used by the GraphSON serializer? Ideally without re-building JanusGraph. Due to som
Hi! Is there a way to add custom property types to JanusGraph (similar to RelationIdentifier / Geoshape) to be later used by the GraphSON serializer? Ideally without re-building JanusGraph. Due to som
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By
schwartz@...
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Different query languages
3 messages
Hello, one of the reasons I started using Janusgraph a few years ago was because of its support for Tinkerpop, which is supposed to be a vendor-agnostic graph computing framework. However, multiple di
Hello, one of the reasons I started using Janusgraph a few years ago was because of its support for Tinkerpop, which is supposed to be a vendor-agnostic graph computing framework. However, multiple di
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By
Mladen Marović
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