+1, we could really use that. Client-side sorting sucks. -- Matt Luongo Co-Founder, Scholr.ly
On Wed, Aug 24, 2011 at 4:43 PM, Aseem Kishore <aseem.kish...@gmail.com>wrote: > I've just spent a bunch of time reading into how one can control the > ordering of a traverse beyond simple "breadth first" or "depth first". More > precisely, even when breadth first, how one can control *which* neighbors > are traversed first. > > (It matters less in which order they're traversed vs. which order they're > returned if you're returning all results, since you can just sort on the > client. But it matters a lot if you want to use the paged traverser, since > you're then only returning the first results.) > > I've learned that this is doable from Java by writing your own > BranchSelector implementation: > > http://components.neo4j.org/neo4j/1.4.1/apidocs/ > > I've found the built-in implementations, e.g. the pre-order breadth-first > and depth-first: > > > https://github.com/neo4j/community/blob/master/kernel/src/main/java/org/neo4j/kernel/PreorderBreadthFirstSelector.java > > > https://github.com/neo4j/community/blob/master/kernel/src/main/java/org/neo4j/kernel/PreorderDepthFirstSelector.java > > To achieve a custom "best first", Igor Dovgiy for example shared that he > modeled his implementation of the breadth-first selector, except just using > a PriorityQueue instead of a regular Queue. > > My question is: is there any way to specify this sort of thing over the > REST > API instead of having to write a plugin? If not, does that sound like a > reasonable feature request? > > I really just want something simple: nodes ordered by some "timestamp" > property. It's killing us that we can't do this today. We might just have > to > look into writing this as a plugin... > > Thanks! > > Aseem > _______________________________________________ > 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