>> > long startTime = System.currentTimeMillis();
> >> >> > Traverser treeTraverser = root.traverse(
> >> >> > Traverser.Order.BREADTH_FIRST,
> >> >> > operator.getStopEvaluator(),
> >> >> > ReturnableEvaluator.ALL,
> >> >> > relationshipType,
> >> >> > Direction.OUTGOING);
> >> >> >
> >> >> > long endTime = System.currentTimeMillis();
> >> >> >
> >> >> > System.out.println("\n||TIME NEEDED FOR TRAVERSAL:
> >> >> "+(endTime-startTime)+"
> >> >> > ms||");
> >> >> > int size = 0;
> >> >> > startTime =System.currentTimeMillis();
> >> >> > Iterable nodeCollection =
> >> >> treeTraverser.getAllNodes();
> >> >> > endTime = System.currentTimeMillis();
> >> >> >
> >> >> > System.out.println("\n||TIME NEEDED TO GET NODES:
> "+(endTime-startTime)+"
> >> >> > ms||");
> >> >> >
> >> >> >
> >> >> > ---
> >> >> > Console output:::
> >> >> >
> >> >> > ||TIME NEEDED FOR TRAVERSAL: 63 ms||
> >> >> >
> >> >> > ||TIME NEEDED TO GET NODES: 56875 ms||
> >> >> >
> >> >> >
> >> >> >
> >> >> > Thank you so much,
> >> >> >
> >> >> > Dan
> >> >> >
> >> >>
> >
> >
>
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ndexWriter.java:1213)
> at org.apache.lucene.index.IndexWriter.(IndexWriter.java:1149)
> at
>
> org.neo4j.index.impl.lucene.LuceneDataSource.getIndexWriter(LuceneDataSource.java:590)
>... 8 more
>
> Thx for any ideas.
> ciao, st.p.
> __
ion.(IndexEvaluation.java:98)
> at EntryPoint.main(EntryPoint.java:20)
>
> --
> --
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>
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>
> Skype: rene.pickhardt
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> >> will
> >> speed up the RDF insertion considerably!
> >>
> >
> > Is support for optimistic locking and deferred writes planned for an
> > upcoming release?
> >
> > Thanks.
> >
> > - James
> >
> > --
> > View this message in context:
> Best regards
> >>
> >> Linan Wang
> >> ___
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>
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> > > Neo4j mailing list
> > > User@lists.neo4j.org
> > > https://lists.neo4j.org/mailman/listinfo/user
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gt; LuceneIndex. Are there plans to do so?
>
> From my perspective, it would be a cooler thing to have the
> BatchInserterIndexes behaviour within the LuceneIndex to. Do you plan
> something like this?
>
> Best regards,
> Benjamin
>
gt; LuceneIndex. Are there plans to do so?
>
> From my perspective, it would be a cooler thing to have the
> BatchInserterIndexes behaviour within the LuceneIndex to. Do you plan
> something like this?
>
> Best regards,
> Benjamin
>
t;> Aseem
>>
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a:76)
> > >at
> > >
> >
> org.neo4j.kernel.IndexManagerImpl.findIndexConfig(IndexManagerImpl.java:116)
> > >at
> > >
> >
> org.neo4j.kernel.IndexManagerImpl.getOrCreateIndexConfig(IndexManagerImpl.java:178)
> > >at
>
eo4j.org/msg06100.html, I
>>> decided to
>>> > delete the index folder and it was solved. However I still need to
>>> rebuild
>>> > the index and have no clue on how to do this, have looked on the docs
and
>>> > cannot really find either. Could a
> >
> > Linan Wang
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tion.xaframework.XaResourceHelpImpl.rollback(XaResourceHelpImpl.java:111)
>at
>
> org.neo4j.kernel.impl.transaction.TransactionImpl.doRollback(TransactionImpl.java:533)
>at
> org.neo4j.kernel.impl.transaction.TxManager.commit(TxManager.java:685)
>... 9 more
>
>
>
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, so it would be great if I knew :)
> >
> > Thanks!
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w a snapshot of the latest or near-latest
graph.
>
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[]
> >
> > Just to check before we dig deeper, are you certain you don't have
> another
> > server process running?
> >
> > Jim
> > ___
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> _
/ShortestPath.java
>
> Enjoy!
>
> Jim
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; Just to check before we dig deeper, are you certain you don't have
another
>> server process running?
>>
>> Jim
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>>
2011/8/23 Tuure Laurinolli
>
> On Aug 23, 2011, at 17:30 , Mattias Persson wrote:
>
> >> Hm, actually client X can't read anything touched by T from master,
> since
> >> slave A will have taken write locks on things it modifies, and the write
> >> loc
ty problems should occur.
>
2PC doesn't work well in a distributed environment. Some sort of 3PC could
do the trick and something I think will be implemented in the future.
>
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;
> The code I'm using to create the initial database is attached, the method
> that should be looked at is: createDB.
>
> --
> Thanks,
> Jose Vinicius Pimenta Coletto
>
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; // If we does not use transaction utility method, this
> can be
> >>> minutes or hours...
> >>> assertTrue(2000>time);
> >>> }
> >>>
> >>>
> https://github.com/keiono/blueprints-graph-cytoscape/blob/master/src/test/java/org/cytoscape/blueprints/implementations/Neo4jTest.java
> >>>
> >>> where net is a wrapper object for Cytoscape graph model, and addNode()
> >>> method simply calles graph.addVertex() method in Blueprints' Graph
> >>> API. This test passes in less than a second on my MacBook, but on
> >>> Windows PC, it takes 1+ minutes to finish. Seems transaction is not
> >>> working correctly on Windows, but I do not understand why it happens
> >>> only on Windows.
> >>>
> >>> Could you give me any suggestions to solve this Windows-dependent
> problem?
> >>>
> >>> Thanks,
> >>>
> >>> Kei
> >>> Cytoscape Core Developer
> >>>
> >>> --
> >>> Keiichiro Onohttp://www.keiono.net/
> >>> ___
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> >>
> >> ___
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> >>
> >>
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>
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e.
>
>
It's ok to read things that are held by write locks, reads will not block.
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ted, can it rejoin the cluster, since its state has diverged
> from that of the cluster?
>
> If a machine starts up and sees that it has diverged from the cluster
(represented by the current master) it will ask the master for a fresh
database and start from there... keeping the diverged db arou
e sped up somehow? Or will I always be served better performance
> wise using a HashMap for such cases where I have a large amount of single
> queries?
>
> Thank you and best regards,
>
>Erik
>
>
> ___
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ason
> (unexpected errors) disobeying
> http://wiki.neo4j.org/content/Neo_Mistakes#Transactions_usage. I want
> to cleanup transactions on every new client connection so that every
> connection starts clean.
>
> Thanks,
> Felipe
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00M is too small and I increased to 2G and restart the machine and it is
running fine. How big is the min requirement for memory in this
configuration?
> also, the pull interval you set is 10sec. However, i found it update
across all other machine almost instantly. any comment?
> Regards
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> https://lists.neo4j.org/mailman/listinfo/user
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; From: user-boun...@lists.neo4j.org [mailto:user-boun...@lists.neo4j.org]
> On Behalf Of Mattias Persson
> Sent: Wednesday, August 10, 2011 3:31 PM
> To: Neo4j user discussions
> Subject: Re: [Neo4j] Graph database index | query across indices
>
> Compound query between two indices isn't p
dTelecomCatNode, null );
>
> Problem I see with this approach is, I would end up indexing same field(or
> key) in two different indices (Product node and Product relationship). This
> might hit the performance.* Can there be a better approach
; >> >long start = System.nanoTime();
> > >> > rootTx.finish();
> > >> >long end = System.nanoTime();
> > >> >System.out.println( "tx.finish() time=" + number( end -
> > start
&g
stion: what is the performance impact of the length of a property
> name?
> Niels
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to find a new algorithm.
> Thank you again.
>
>
> On Tue, Aug 9, 2011 at 1:36 PM, Mattias Persson
> wrote:
>
> > Cool, I just though it might be easy... but I can be mistaken of course.
> I
> > haven't really got the time to look more into it a.t.m. but
> Thank you all
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> > >
> > > _
l work on this code and any inform you and all the list in the case of
> success.
> I you've got some idea please let me know.
> Thank you
>
>
>
> On Tue, Aug 9, 2011 at 12:32 PM, Mattias Persson
> wrote:
>
> > Oh ok, now I understand what you mean. The impl
mean a path that is shorter than all paths in the graph except the one that
> was the first hit of A* algorithm. I hope I could express my meaning well
> (my English is not really good!)
> Thank you again.
>
>
>
> On Tue, Aug 9, 2011 at 12:06 AM, Mattias Persson
> wrote:
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n contained in this email message to or
> by anyone other than the intended recipient is strictly prohibited. Any
> views expressed in this message are those of the individual sender, except
> where the sender specifically states them to be the views of the Company.
> ___
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gt;
> > Oh, confused this thread with store layer changes for type/direction
> > of relationships. This fruit in this thread is pretty low hanging.
> >
> > Den lördagen den 6:e augusti 2011 skrev Mattias
> > Persson:
> > > I would not consider this low hanging fru
Oh, confused this thread with store layer changes for type/direction
of relationships. This fruit in this thread is pretty low hanging.
Den lördagen den 6:e augusti 2011 skrev Mattias
Persson:
> I would not consider this low hanging fruit btw
>
> Den onsdagen den 3:e augusti 2011 sk
the
>> > > > incoming side.
>> > > >
>> > > > I will list the steps to take here for the outgoing side (the incoming
>> > side
>> > > > is almost identical).
>> > > >
>> > > > From the Nod
011 um 18:59 schrieb Niels Hoogeveen:
> > > > > > >
> > > > > > > >
> > > > > > > > Good point.
> > > > > > > > It could for all practical purposes even be
> > > Iterable
> > > > > >
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proper solution when nodes are densely connected.
> So there
> > > > is no general solution for this question yet.
> > > > > > Niels
> > > > > >
> > > > > >> From: j...@neotechnology.com
> > > > > >>
gt;
> > > > > > > My take on it is to make Element (which is a superinterface of
> > > Node)
> > > > > into a
> > > > > > > Traverser.
> > > > > > >
> > > > > > > Traverser is basically another name for It
iption)
> > > > >
> > > > > My take on it is to make Element (which is a superinterface of
> Node)
> > > into a
> > > > > Traverser.
> > > > >
> > > > > Traverser is basically another name for Iterable.
> > > &g
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s it a
> bug?
>
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ning a single Path, which contains a single
> > > path-element, the Node/Element itself.
> > >
> > > Composing traversals would entail the concatenation of the paths
> returned
> > > with the paths supplied, so when we ask for the parents of all our
&g
gIterator.html
>
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t; Node
>
> Niels
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in that path are not.
But
> I need only unique path with unique nodes so that path is not repeated
> again.
> Any ideas on how to achieve that?
>
> On Fri, Jul 29, 2011 at 1:25 PM, Mattias Persson
> wrote:
>
>> It returns unique paths considering both nodes and relation
en I execute the function it returns
>A-->I1<--B many times which unnecessarily forces me to process duplicate
> entries.
> How to solve this problem?
>
> Regards,
>
>
>
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_ONE,ReturnableEvaluator.ALL_BUT_START_NODE,
> rel2, dir2).iterator()
> while(q2.hasNext)
> println(q2.next)
> }
> }
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arted
> > > (one)-->(two) 755 ms
> > > search started
> > > (three)<--(one) 0 ms
> > > search started
> > > (two)<--(one) 0 ms
> > > search started
> > > (one)-->(three) 804 ms
> > > search started
> > > (o
gt; Path from three to one: false 0 ms
> Path from two to one: false 0 ms
> class org.bdb.BerkEnv$1 shutting down complete 152 ms
>
> and on cold:
> Path from one to three: true 10 ms
> Path from one to two: true 10 ms
> Path from three to one: false 0 ms
> Path from two to one:
ke the use case here obsolete]
>
> PS: clearly all the text I wrote here would benefit from being represented
> by a graph, just think about all those grouping with autohiding the ie.
> "[]"
> and all kinds of stuff... heh
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>>>>> at
>>>>> org.neo4j.index.impl.lucene.IdToEntityIterator.getSingle(IdToEntityIterator.java:88)
>>>>> ~[working_graphGen.jar:na]
>>>>> at
>>>>> org.neo4j.index.impl.lucene.IdToEntityIterator.getSingle(IdToEntityIter
j.org
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cal on my dataset is to keep it updated at runtime, that's why
> i need to add and remove nodes, and consequently their relationships.
> How can i solve that issue?
>
> Best regards,
> Joel Filipe Antunes Cordeiro
> jkorde...@gmail.com
> j...@student.dei.uc.pt
>
>
>
n 1.4M04.
>
> Joel Filipe Antunes Cordeiro
> jkorde...@gmail.com
> j...@student.dei.uc.pt
>
>
> 2011/7/21 Mattias Persson
>
> > Was your data inserted with the BatchInserter on 1.4.M05 or 1.4.M04 or
> > similar?
> >
> > 2011/7/21 Joel Cordeiro
> >
&g
t;finally
>{
>t.finish();
>}
>
> Can anyone figure out a reason for it?
> I already read questions with similar stack traces on the mailing list, but
> didn't found a solution to this.
>
> Best regards,
> Joel Filipe Antunes Cordeiro
> >>>> To: user@lists.neo4j.org
> > >>>> Subject: [Neo4j] Hyperedges and Objects
> > >>>>
> > >>>> Hi,
> > >>>>
> > >>>> is there a possibility to store hyper edges in Neo4j? Is there a
> plan to
> > >>>> implement this?
> > >>>>
> > >>>> Will Neo4j get the ability to store complex types in addition to
> > >>>> primitve data types for properties of nodes and relationships?
> > >>>>
> > >>>> --
> > >>>> Best regards
> > >>>>
> > >>>> Norbert Tausch
> > >>>>
> > >>>> ___
> > >>>> Neo4j mailing list
> > >>>> User@lists.neo4j.org
> > >>>> https://lists.neo4j.org/mailman/listinfo/user
> > >>>
> > >>> ___
> > >>> Neo4j mailing list
> > >>> User@lists.neo4j.org
> > >>> https://lists.neo4j.org/mailman/listinfo/user
> > >> ___
> > >> Neo4j mailing list
> > >> User@lists.neo4j.org
> > >> https://lists.neo4j.org/mailman/listinfo/user
> > >
> > > ___
> > > Neo4j mailing list
> > > User@lists.neo4j.org
> > > https://lists.neo4j.org/mailman/listinfo/user
> >
> > ___
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>
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o an empty boolean array or something.
>
> You mean storing an empty boolean[] on the entity? It could possibly work
in a REST environment, but not embedded where if you added an empty int[]
you'd get back a boolean[] all of a sudden.
> /jake
>
>
> > ______
Discussions mailing list archive at
> Nabble.com.
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;
> Many thanks!
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eo4j.index.impl.lucene.IdToEntityIterator.getSingle(IdToEntityIterator.java:32)
>>> ~[working_graphGen.jar:na]
>>>
>>> I looked up and found that this is a bug and has been fixed. I was
>>> wondering if the fix has been incorporated in the latest
; Thanks,
>
> Aseem
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tp3176918p3176918.html
> Sent from the Neo4J Community Discussions mailing list archive at
> Nabble.com.
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Started a support discussion about this:
http://help.neo4j.org/discussions/questions/8-re-neo4j-unique-constaint-on-index
2011/7/14 Mattias Persson
> Creating a support discussion for this.
>
>
> 2011/7/7 Michael Hunger
>
>> I'd second that for 1.5
>>
>&
be the best
> solution,otherwise, we need wrapper Lucene api asFilteredQuery or so. I just
> take a glance at Neo4j and Lucene api,no more help just now.
>
>
> Regards,
>
> Edgar
> At 2011-07-13 21:28:35，"Mattias Persson"
> wrote:
>
> >Quite possibly! Yun
http://help.neo4j.org/discussions/questions/7-re-neo4j-how-to-indexlookup-from-an-array-property
2011/7/14 Mattias Persson
> I think that indexing values other than strings are impossible through the
> REST API and that's a known shortcoming I hope will be fixed pretty soon.
&
ch value
> separately sounds killer. Any pointers on how to do this via the REST API?
> Still not clear to me what format URL I should be using.
>
> Thanks!
>
> Aseem
>
> On Wed, Jul 13, 2011 at 5:50 PM, Mattias Persson
> wrote:
>
> > 2011/7/13 Michael Hunger
> >
oded JSON, because for simple strings, quotes don't go into the
> URL.
> > So is this even possible?
> >
> > Help appreciated! Thanks much.
> >
> > Aseem
> > ___
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> > User@lists.neo4j.org
> > https:
x27;node_auto_index' and 'relationship_auto_index' are used by the auto
> indexing subsystem.
>
> On Wed, Jul 13, 2011 at 8:35 AM, Mattias Persson
> wrote:
>
> > Yes, the neo4j integration doesn't impose any additional restrictions
> other
> > than those (if any) of L
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> -Original Message-
> From: user-boun...@lists.neo4j.org [mailto:user-boun...@lists.neo4j.org]
> On Behalf Of Mattias Persson
> Sent: Wednesday, July 13, 2011 9:05 AM
> To: Neo4j user discussions
> Cc: h...@neo4j.org
> Subject: Re: [Neo4j] how setup lucene fulltext
indexOf('test')!=-1"
> >> }, "max depth" : 1 }
> >>
> >> I think neo4j ignores the filter and returns all relationships.
> >>
> >>
> >> --
> >> View this message in context:
> http://neo4j-user-li
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n
> Many thanks!
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> > > > User@lists.neo4j.org
> > > > https://lists.neo4j.org/mailman/listinfo/user
> > >
> > > ___
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> > >
ent"
> algorithms in both cases? Can you refresh my memory?)
>
> Thank you for your help.
> Best regards,
> --
> Lmhelp
>
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neoclipse or neo4j-shell are terribly slow when working with
> > these
> > >>>> nodes. In the shell I would expect a `cd` to be very fast,
> > >>>> much like selecting via a rowid in a standard DB. Instead, I usually
> > see
> > >>>> several seconds d
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Just noticed that "ls" shell reads all relationships before displaying
them... I'll fix this tomorrow.
2011/7/6 Mattias Persson
>
>
> 2011/7/6 Jim Webber
>
>> Hi Rick,
>>
>> > Are you thinking maybe of lazily loading relationships in 1.5? T
Maybe there's some issue with the shell only.
>
> Jim
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going to work or what is a preferred
> architecture?
>
> Regards,
>
> Brendan
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t;
>
>
> > );
>
> > ...Add all my data using transactions
>
> > graphDb.shutdown();
>
> >** **
>
> > Then later opening a new session and accessing that database and indices
> ****
>
> > I've already made. Is that possible (I didn't see anything covering that
>
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