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Importing a schema
2 messages
Is there a way to import a schema, instead of creating it with a script? For example importing this file: <?xml version='1.0' ?> <graphml xmlns='http://graphml.graphdrawing.org/xmlns'> <key id='type'
Is there a way to import a schema, instead of creating it with a script? For example importing this file: <?xml version='1.0' ?> <graphml xmlns='http://graphml.graphdrawing.org/xmlns'> <key id='type'
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By
Laura Morales
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can we dynamically create multiple graphs with customized schema files
Hello, Currently we run gremlin.sh with customized schema file in groovy (contains backend config, graph name, cache size as well as property key, vertex/edge index) to initialize graph. It seems that
Hello, Currently we run gremlin.sh with customized schema file in groovy (contains backend config, graph name, cache size as well as property key, vertex/edge index) to initialize graph. It seems that
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By
Yingjie Li
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Forcing Janusgraph to use indices when performing traversal with Union step
6 messages
Hello, I need to execute Janusgraph traversals, using a Union step, which contains multiple 'has' steps, each of which tests an indexed property for equality to a value. Prior to the Union step, there
Hello, I need to execute Janusgraph traversals, using a Union step, which contains multiple 'has' steps, each of which tests an indexed property for equality to a value. Prior to the Union step, there
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By
brad@...
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dynamic graphics, limits and global index
7 messages
Hi, if we're creating graphs dynamically in JG are the limits like 2^60 edges and Global V and E indexes bound/scoped to the graph or bound across all graphs in the set of graphs managed by Configurat
Hi, if we're creating graphs dynamically in JG are the limits like 2^60 edges and Global V and E indexes bound/scoped to the graph or bound across all graphs in the set of graphs managed by Configurat
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By
Matthew Nguyen
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separate elastic search for separate graph
2 messages
Hi! I've setup elastic search for configurationGraphFactory and Bigtable, using below configurations Configurations: storage.lock.wait-time=100 storage.hbase.ext.google.bigtable.instance.id=<bigtable-
Hi! I've setup elastic search for configurationGraphFactory and Bigtable, using below configurations Configurations: storage.lock.wait-time=100 storage.hbase.ext.google.bigtable.instance.id=<bigtable-
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By
51kumarakhil@...
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Updating our business info on your site
2 messages
Hello Can you let me know who I need to speak to about updating our info on your resource pages? We have two shiny new products which are worth mentioning, and your site currently links to a somewhat
Hello Can you let me know who I need to speak to about updating our info on your resource pages? We have two shiny new products which are worth mentioning, and your site currently links to a somewhat
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By
Rosy Hunt
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hasNext() slow for large number of incoming edges
9 messages
Hey folks, I have a Vertex v who has about 7m+ incoming edges e. The following query takes about 30+ seconds on a local installation of cassandra. g.V(n).inE(e).hasNext() whereas g.V(n).inE(e).tryNext
Hey folks, I have a Vertex v who has about 7m+ incoming edges e. The following query takes about 30+ seconds on a local installation of cassandra. g.V(n).inE(e).hasNext() whereas g.V(n).inE(e).tryNext
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By
Matthew Nguyen
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Exception while creating vertex with custom vertex id
7 messages
Hi all, We faced below exception while creating vertex with custom vertex id. Issue did not reproduce steadily. Setup configuration is JG-0.6.0 + cassadra-4.0 in 3 node-single DC cluster java.lang.Nul
Hi all, We faced below exception while creating vertex with custom vertex id. Issue did not reproduce steadily. Setup configuration is JG-0.6.0 + cassadra-4.0 in 3 node-single DC cluster java.lang.Nul
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By
Umesh Gade
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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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