Thanks a lot. I will update the ticket with more details if appropriate. Pratik
On Wed, Jan 29, 2020 at 10:07 AM Joel Bernstein <joels...@gmail.com> wrote: > Here is the ticket: > https://issues.apache.org/jira/browse/SOLR-14231 > > > Joel Bernstein > http://joelsolr.blogspot.com/ > > > On Wed, Jan 29, 2020 at 10:03 AM Joel Bernstein <joels...@gmail.com> > wrote: > > > Hi Pratik, > > > > I'll create the ticket now and report back. If you've got a fix please > > post it to the ticket and I'll try to get this in for the next release. > > > > Joel Bernstein > > http://joelsolr.blogspot.com/ > > > > > > On Tue, Jan 28, 2020 at 11:52 AM pratik@semandex <pra...@semandex.net> > > wrote: > > > >> Joel Bernstein wrote > >> > Ok, that sounds like a bug. I can create a ticket for this. > >> > > >> > On Mon, Jul 1, 2019 at 5:57 PM Pratik Patel < > >> > >> > pratik@ > >> > >> > > wrote: > >> > > >> >> I think the problem was that my streaming expression was always > >> returning > >> >> just one node. When I added more data so that I can have more than > one > >> >> node, I started seeing the result. > >> >> > >> >> On Mon, Jul 1, 2019 at 11:21 AM Pratik Patel < > >> > >> > pratik@ > >> > >> > > wrote: > >> >> > >> >>> Hello Everyone, > >> >>> > >> >>> I am trying to execute following streaming expression with > >> "scoreNodes" > >> >>> function in it. This is taken from the documentation. > >> >>> > >> >>> scoreNodes(top(n="50", > >> >>> sort="count(*) desc", > >> >>> nodes(baskets, > >> >>> random(baskets, q="productID:ABC", > >> >>> fl="basketID", rows="500"), > >> >>> walk="basketID->basketID", > >> >>> fq="-productID:ABC", > >> >>> gather="productID", > >> >>> count(*)))) > >> >>> > >> >>> I have ensured that I have the collection and data present for it. > >> >>> Upon executing this, I am getting an error message as follows. > >> >>> > >> >>> "No collection param specified on request and no default collection > >> has > >> >>> been set: []" > >> >>> > >> >>> Upon digging into the source code I found that there is a possible > bug > >> >>> in > >> >>> ScoreNodesStream.java > >> >>> > >> >>> StringBuilder instance is never appended any string and the block > >> which > >> >>> initializes collection, needs the length of that instance to be more > >> >>> than > >> >>> zero. This condition will always be false and hence the collection > >> will > >> >>> never be set. > >> >>> > >> >>> I checked this file in solr version 8.1 and that also has the same > >> >>> issue. > >> >>> Is there any JIRA open for this or any patch available? > >> >>> > >> >>> [image: image.png] > >> >>> > >> >>> Thanks, > >> >>> Pratik > >> >>> > >> >> > >> > >> > >> Hi Joel, > >> > >> You mentioned creating a ticket for this bug, I can't find any, was it > >> created? If not then I can create one. Currently, ScoreNodes has two > >> issues. > >> > >> 1. It fails when result has only one node. > >> 2. It triggers a GET request instead of POST. GET fails if number of > nodes > >> is large. > >> > >> I have been using a custom class as workaround for #2, it would be good > to > >> use the original SolrJ class. > >> > >> Thanks, > >> Pratik > >> > >> > >> > >> -- > >> Sent from: https://lucene.472066.n3.nabble.com/Solr-User-f472068.html > >> > > >
