yeah, harder problem than my first hunch. sounds like plugins is the way to go for now, hopefully introduction of non-rest protocol with same interface as embedded API in 1.5 will simplify things in the future.
thanks On Mon, Jul 4, 2011 at 11:07 PM, Michael Hunger < michael.hun...@neotechnology.com> wrote: > Patrick, > > I've already thought long and hard about that. > > The problem is you can't implement that transparently as you can never > allow code in a second call rely on data derived from a previous one. > > The simplest form that I came up with is a "BatchCommand" that gets an API > interface injected that allows requests but doesn't return data. > > The execution of this Batch command would then return a "BatchResult" with > all the data acquired during the batch operation. > > Another way would be to inject the normal GraphDatabaseService interface, > record the invocations in a first phase and then execute the batch command > again (this time ignoring the inputs but then returning the results) but > this is bad from a usability perspective. > > One critical issue is the creation of relationships as they depend on the > correct node-ids of previously created nodes. Jacob already thought about > some means of referring to previous output data but I think kept away from > that as we didn't want to make this batch-interface a turing complete > language. > > So you see, it's not that simple. > > Michael > > Am 27.06.2011 um 20:45 schrieb Patrik Sundberg: > > > Hi, > > > > Since there is now possible to send off batches of operations via the > REST > > interface, I was wondering if anyone has started to look at implementing > > transactions in the java REST client ( > > https://github.com/jexp/neo4j-java-rest-binding) ? > > > > It would seem possible, but I can also see it could involve some major > > reorganizing of the internals of the client to make everything aware of > > transactions and submit via batch command. > > > > Patrik > > _______________________________________________ > > 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
