Thanks for the detailed description. If I understand it well the current REST API doesn't support this kind of pruning? I didn't mention it last time but I'm accessing the DB through REST API. I'll have to wait for the next server release :)
MikKi > Miklos, > to limit the number of returned nodes, you would probably want to use > the ReturnEvaluator not to return anything after a certain max number. > If you look at > https://trac.neo4j.org/browser/components/server/trunk/src/main/java/org/neo4j/server/rest/domain/EvaluatorFactory.java#L64, > the script is run inside the TraversalDescription. > > I have not tested it, but it seems the current evaluator script > snippets are evaluated every time, and thus cannot hold state. > > We are working on a more complex interface, that lets you submit whole > scripts as payload that have full access to the database API and let > you do this kind of stuff. Also, server side extensions are coming > into the next milestone, that can do this either through Java, or > later with any script supported by the JVM (JRuby, JavaScript and > Scala coming to mind) > > Sorry, this is hard to do until next week :/ > > > Cheers, > > /peter neubauer > > GTalk: neubauer.peter > Skype peter.neubauer > Phone +46 704 106975 > LinkedIn http://www.linkedin.com/in/neubauer > Twitter http://twitter.com/peterneubauer > > http://www.neo4j.org - Your high performance graph database. > http://www.thoughtmade.com - Scandinavia's coolest Bring-a-Thing party. > > > > 2010/12/10 Kiss Miklós<kissmik...@freemail.hu>: >> Hello, >> >> where can I find a detaled documentation on how to use JavaScript to >> write prune evaluators? I'm wondering if there is a way to limit the >> number of returned nodes based on item count? I don't want to >> accidentally download hundreds of MBs. Also I want to know the other >> possibilites of neo4j using javascript. >> >> Thanks, >> MikKi >> _______________________________________________ >> 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
