Hi Georg, what's your use case for this?
> So my questions are: > 1. Can I make an index that encompasses multiple properties but behaves as if > it was just one? > 2. does the index actually help me in the where "name1" in n.indexed case? > 3. any alternative ideas? Or is legacy indexing still cool and I do not have > to feel ashamed of it? :) #1 no that I know of #2 IN is not yet supported for index lookups (as is OR) but it is planned to be added #3 I'd say for arrays if that's the behavior you want then yes, all is good Cheers Michael Am 21.02.2014 um 12:25 schrieb Georg Summer <[email protected]>: > Let's say we have a mixed set of nodes that represent different types. All of > these nodes have multiple properties. Some of these properties are arrays > with ids of these types. > > node1.foonames = ["name1", "othername1",...] > node1.ids = ["id1","yetanotherid1", ...] > > node2.barnames = ["name2"] > node2.ids = ["id2","otherid2","yetanotherid2"] > > > I would like to be able to universally query all the names and ids. (Imaging > the names and ids come from different sources) > > Before 2.x I would just push all the names and ids in an > index.forNodes("idindex").add(node1,"id",...). Then I could just use that > index in cypher (START n=node:idindex(id={'name2'}) ..) to get the nodes I > want. > From what I heard and read in blogs, etc Neo4j wants to phase out this > functionality eventually. > > So in a Label-world I would make something like: > > create index on :Indexed(indexed) > > node1.label = Indexed > node1.indexed =["name1", "othername1",...,"id1","yetanotherid1", ...] > node1.ids =["id1","yetanotherid1", ...] > node1.names=["name1", "othername1",...] > // same for node2 > > and then query in cypher: > match (n:Indexed) where "name1" in n.indexed return n > > So my questions are: > 1. Can I make an index that encompasses multiple properties but behaves as if > it was just one? > 2. does the index actually help me in the where "name1" in n.indexed case? > 3. any alternative ideas? Or is legacy indexing still cool and I do not have > to feel ashamed of it? :) > > Georg > > > > -- > You received this message because you are subscribed to the Google Groups > "Neo4j" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/groups/opt_out. -- You received this message because you are subscribed to the Google Groups "Neo4j" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
