Glad to hear that !
2011/7/25 Jörg Richter j...@deepamehta.de
Hi Peter,
SUCCESS!!!
No index provider 'lucene' found in OSGi is solved for the moment!
Its exactly as you suggest:
When using pax exam's native container no error shows up.
When using pax exam's pax runner container the
Yeah, I agree with Niels. It's unfortunate naming in the API. You should really
think of it as a relationship name.
Jim
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Many Thanks, it works.
I've one questions :
- is it possible to create a jar file from the project jo4neo with the
pom.xml? How do you create a jar file of this project?
Actually, I use eclipse and I don't know how to include the directory
META-INF and jo4neo/message to the jar file.
So, I
using maven (install it from maven.apache.org)
mvn package
will compile, run the tests and create a jo4neo-version.jar in target
jo4neo doesn't come with this ServiceLoader setup, obviously they want the user
of the library to select the ObjectGraph that they want to use.
So it is just about
Perfect!
I'd like to thank you for the great help that you brought to me.
Have a nice day
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Could you tell me if using neo4j-server will decrease strongly the
performance/speed of the operations on the graph data base?
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Depending on the operation and the latency to the server - probably one order
of magnitude.
Just try it for yourself in a Proof of Concept. Jo4neo using low level tends to
be chatty.
Michael
Please note that the current version of the java REST wrapper doesn't really
employ client side
My instances of jo4neo and neo4j-server will be on the same server..So it'll
be in local.
I only used neo4j-server to have an easly UI administration web app.
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Hi All,
I have a question please and may you want to help me to figure it out, i
inserted about 240 nodes, 717 properties and 418 relationships with 5
relationship types. the disk space usage was 77.3 MB (including all
components of Neo4j), the problem is i have to keep a specific disk space
for
Then it is not sensible to use neo4j-server at all, as performance-wise you
will only loose.
Rather use the WrappingNeoServerBootstrapper
https://github.com/neo4j/community/blob/master/server/src/main/java/org/neo4j/server/WrappingNeoServerBootstrapper.java
See the javadoc in the file.
Michael
I know it but is it possible to modify the properties of some node with this?
Is it a read-only instance?
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Also see the documentation here:
http://docs.neo4j.org/chunked/1.4/server-embedded.html
Please ask if anything is unclear on that page.
/anders
2011-07-26 11:53, Michael Hunger skrev:
Then it is not sensible to use neo4j-server at all, as performance-wise you
will only loose.
Rather use
Hi Ahmad,
Deleting a Node (or a Relationship or a Property for that matter) does
not actually remove the corresponding record - it marks it as unused.
Also the store is *never* compacted. The id of the deleted nodes are
stored in the corresponding .id file so that they can be reused later
on
Does one of you have the last package server-api? I want to avoid building
the source code from the repository to have the
WrappingNeoServerBootstrapper class
Thanks
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Just download the distribution from neo4j.org/download
It's all in there. Or use ivy/gradle/maven for dependency management and add
the dependency to
org.neo4j.app:server:1.4
there.
Michael
Am 26.07.2011 um 13:05 schrieb BatiG:
Does one of you have the last package server-api? I want to
The last distribution community 1.4 current milestone for unix doesn't
contain such class...
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Where can I find this class without building from the source of neo4j?
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Hi!
http://m2.neo4j.org/releases/org/neo4j/app/neo4j-server/
The file is also found in the system/lib/ directory of the download package.
You may need both the .jar and the -static-web.jar.
/anders
2011-07-26 14:03, BatiG skrev:
Where can I find this class without building from the source of
Thanks!!
I downlaoded both and imported the both into my project. I only have this
problem :
The type org.apache.commons.configuration.Configuration cannot be resolved.
It is indirectly referenced from required .class files
With this line :
config.configuration().setProperty(
Oops ... thanks for trying it out.
It seems like you should add all of system/lib/ - you may need all of
that depending on how you use the server. Probably you can just point
your IDE to that directory.
/anders
2011-07-26 14:32, BatiG skrev:
Thanks!!
I downlaoded both and imported the both
Many thanks at everybody. It works! It was some missing .jar
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London Graphistas,
Just a reminder about tomorrow's meetup, introducing the features of Neo4j 1.4
and exploring the capabilities of Cypher, a new graph query language.
Sign up over at Skillsmatter[1].
Cheers,
Andreas
[1] http://skillsmatter.com/podcast/java-jee/cypher/js-1603
Does it exit some properties to configure the acces at the web application?
Like a username/password or IP?
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Thank for the response. So I was doing exactly what Mattias suggested, but I
thought that this might not be the most optimal way.
Though, since I got a validation I would stick to that method.
On Fri, Jul 22, 2011 at 11:37 AM, sulabh choudhury sula...@gmail.comwrote:
Hi,
I am trying to
Jump out from behind bushes/
Hey hey,
Thank you again, Marko. Let's try with a query that I'm not able to
build in Gremlin. Looking at the property graph, I need the final
vertices of all the paths of length 3, with at least one property
name equals to josh in some vertex except the first
Hi Jon,
I just tested the Geo plugin to gephi with Neo4j. If you import the
GraphML file from http://forum.gephi.org/viewtopic.php?f=5t=224 (link
http://forum.gephi.org/download/file.php?id=44sid=5a6f2a99d5706d3a80f272298b36a46e)
directly into Gephi, it works. Even if you import that file into
Hi!
Does it exit some properties to configure the acces at the web application?
Like a username/password or IP?
No, you'll have to set something in front of the database server, see:
http://docs.neo4j.org/chunked/stable/operations-security.html
/anders
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A first stab at implementing the Enhanced API and HyperRelationships is
finished. It still needs thorough testing, so this is PRE-ALPHA quality.It also
still lacks proper documentation (java docs).The source code can be found
I'm interested in millions of chats, would that mean millions of chats
between two users? or millions of chats of all the users? I'm not expected
my application to have that many chats, but it's good to know the limits of
neo4j.
Thanks. :)
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I'm interested in that as well, would that mean when neo4j return the nodes,
it would be in order? For example, if chat1 -- chat2 -- chat3, if I get
the collection of that I would get chat1,chat2,chat3?
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For the HEAD and LAST Nodes, what would be the cypher to get all the nodes
from HEAD to LAST nodes?
Thanks
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Helly everyone
I'm currently also stuck with the No index provider 'lucene' found
error that you all seem to have been able to work around.
I have built and installed the 1.5-SNAPSHOT kernel from the
bundle-friendly-classloader branch and installed it locally (mvn
install).
When I run the
I just ported my own application 12kloc of Scala code to use the Enhance API
and got it working. Of course more thorough testing needs to be done, but it
proves that at least in the case of my own application the Enhanced API can
work as a drop-in replacement.
Niels
From:
That is cool Niels,
I am looking forward to you testing it out, maybe some else people?
Also, I would love to see how to query such a structure at the API
level. Could you post some nice creation code and the resulting graph
so we can see how it looks?
Cheers,
/peter neubauer
GTalk:
Hi Niels --
Very interesting stuff you're doing. Any chance that Scala app of your
is open source? Would love to see the impact of using your enhanced
API vs not using it.
Cheers,
-EE
On Tue, Jul 26, 2011 at 21:44, Niels Hoogeveen
pd_aficion...@hotmail.com wrote:
I just ported my own
Hi Emil,
My Scala app is in-house software that I am not sharing. I do intend to adapt
it to use all or at least most of the features of the Enhanced API, and where I
can spin-off generic pieces I will move that to the Enhanced API (after porting
it to Java first).
The impact so far is
Hi Peter,
I will start writing test-code first. Some nice creation code will definitely
be part of that, which I will post on the graph-collections Wiki, together with
the resulting data (reminder to self: install neoclipse to make neat images of
the graph).
The Enhanced stuff still needs
BTW: When I try to install the bundle
org.neo4j.examples.osgi:test-bundle on virgo I also get the lucene
error, although I have deployed the patched neo4j 1.5-SNAPSHOT bundles
to the repository/usr of Virgo.
It seems as if the test-bundle has the correct manifest and I can
verify that Virgo
Right now you have to use a traverser for that.
Arbitrary length paths will come to cypher in 1.5.
Cheers
Michael
Am 26.07.2011 um 23:28 schrieb noppanit:
For the HEAD and LAST Nodes, what would be the cypher to get all the nodes
from HEAD to LAST nodes?
Thanks
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Hello,
Is there an example or documentation on how to achieve pagination when using
the embedded version?
Typically, if there are large search results from an index query we would
like to paginate these results across multiple browser requests.
TIA,
John
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