This sounds doable using nested merge functions like this:
merge(search(...),
merge(search(...), search(),...), ...)
Joel Bernstein
http://joelsolr.blogspot.com/
On Sat, Aug 8, 2015 at 8:08 AM, Selvam <s.selvams...@gmail.com> wrote:
> Hi,
>
> I needed to run a multiple subqueries each with its own limit of rows.
>
> For eg: to get 30 users from country India with age greater than 30 and 50
> users from England who are all male.
>
> Thanks again.
> On 08-Aug-2015 5:30 pm, "Joel Bernstein" <joels...@gmail.com> wrote:
>
> > Can you describe your use case?
> >
> > Joel Bernstein
> > http://joelsolr.blogspot.com/
> >
> > On Sat, Aug 8, 2015 at 7:36 AM, Selvam <s.selvams...@gmail.com> wrote:
> >
> > > Hi,
> > >
> > > Thanks, good to know, in fact my requirement needs to merge multiple
> > > expressions, while current streaming expressions supports only two
> > > expression. Do you think we can expect that in future versions?
> > > On 07-Aug-2015 6:46 pm, "Joel Bernstein" <joels...@gmail.com> wrote:
> > >
> > > > Hi,
> > > >
> > > > There is a new error handling framework in trunk (SOLR-7441) for the
> > > > Streaming API, Streaming Expressions.
> > > >
> > > > So if you're purely in testing mode, it will be much easier to work
> in
> > > > trunk then Solr 5.2.
> > > >
> > > > If you run into errors in trunk that are still confusing please
> > continue
> > > to
> > > > report them so we can get all the error messages covered.
> > > >
> > > > Thanks,
> > > >
> > > > Joel
> > > >
> > > >
> > > > Joel Bernstein
> > > > http://joelsolr.blogspot.com/
> > > >
> > > > On Fri, Aug 7, 2015 at 6:19 AM, Selvam <s.selvams...@gmail.com>
> wrote:
> > > >
> > > > > Hi,
> > > > >
> > > > > Sorry, it is working now.
> > > > >
> > > > > curl --data-urlencode
> > > > > 'stream=search(gettingstarted,q="*:*",fl="id",sort="id asc")'
> > > > > http://localhost:8983/solr/gettingstarted/stream
> > > > >
> > > > > I missed *'asc'* in sort :)
> > > > >
> > > > > Thanks for the help Shawn Heisey.
> > > > >
> > > > > On Fri, Aug 7, 2015 at 3:46 PM, Selvam <s.selvams...@gmail.com>
> > wrote:
> > > > >
> > > > > > Hi,
> > > > > >
> > > > > > Thanks for your update, yes, I was missing the cloud mode, I am
> new
> > > to
> > > > > the
> > > > > > world of Solr cloud. Now I have enabled a single node (with two
> > > shards
> > > > &
> > > > > > replicas) that runs on 8983 port along with zookeeper running on
> > 9983
> > > > > port.
> > > > > > When I run,
> > > > > >
> > > > > > curl --data-urlencode
> > > > > > 'stream=search(gettingstarted,q="*:*",fl="id",sort="id")'
> > > > > > http://localhost:8983/solr/gettingstarted/stream
> > > > > >
> > > > > > Again, I get
> > > > > >
> > > > > > "Unable to construct instance of
> > > > > > org.apache.solr.client.solrj.io.stream.CloudSolrStream
> > > > > > .
> > > > > > .
> > > > > >
> > > > > > Caused by: java.lang.reflect.InvocationTargetException
> > > > > > .
> > > > > > .
> > > > > > Caused by: java.lang.ArrayIndexOutOfBoundsException: 1"
> > > > > >
> > > > > > I tried different port, 9983 as well, which returns "Empty reply
> > from
> > > > > > server". I think I miss some obvious configuration.
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > > On Fri, Aug 7, 2015 at 2:04 PM, Shawn Heisey <
> apa...@elyograg.org>
> > > > > wrote:
> > > > > >
> > > > > >> On 8/7/2015 1:37 AM, Selvam wrote:
> > > > > >> >
> > > > >
> > https://cwiki.apache.org/confluence/display/solr/Streaming+Expressions
> > > > > >> >
> > > > > >> > I tried this from my linux terminal,
> > > > > >> > 1) curl --data-urlencode
> > > > > >> > 'stream=search(gettingstarted,q="*:*",fl="id",sort="id")'
> > > > > >> > http://localhost:8983/solr/gettingstarted/stream
> > > > > >> >
> > > > > >> > Threw zkHost error. Then tried with,
> > > > > >> >
> > > > > >> > 2) curl --data-urlencode
> > > > > >> >
> > > > > >>
> > > > >
> > > >
> > >
> >
> 'stream=search(gettingstarted,zkHost="localhost:8983",q="*:*",fl="id",sort="id")'
> > > > > >> > http://localhost:8983/solr/gettingstarted/stream
> > > > > >> >
> > > > > >> > It throws me "java.lang.ArrayIndexOutOfBoundsException:
> 1\n\tat
> > > > > >> >
> > > > > >>
> > > > >
> > > >
> > >
> >
> org.apache.solr.client.solrj.io.stream.CloudSolrStream.parseComp(CloudSolrStream.java:260)"
> > > > > >>
> > > > > >> The documentation page you linked seems to indicate that this
> is a
> > > > > >> feature that only works in SolrCloud. Your inclusion of
> > > > > >> "localhost:8983" as the zkHost suggests that either you are NOT
> > > > running
> > > > > >> in cloud mode, or that you do not understand what zkHost means.
> > > > > >>
> > > > > >> Zookeeper runs on a different port than Solr. 8983 is Solr's
> > port.
> > > > If
> > > > > >> you are running a 5.x cloud with the embedded zookeeper, it is
> > most
> > > > > >> likely running on port 9983. If you are running in cloud mode
> > with
> > > a
> > > > > >> properly configured external zookeeper, then your zkHost
> parameter
> > > > will
> > > > > >> probably have three hosts in it with port 2181.
> > > > > >>
> > > > > >> Thanks,
> > > > > >> Shawn
> > > > > >>
> > > > > >>
> > > > > >
> > > > > >
> > > > > > --
> > > > > > Regards,
> > > > > > Selvam
> > > > > > KnackForge <http://knackforge.com>
> > > > > > Acquia Service Partner
> > > > > > No. 1, 12th Line, K.K. Road, Venkatapuram,
> > > > > > Ambattur, Chennai,
> > > > > > Tamil Nadu, India.
> > > > > > PIN - 600 053.
> > > > > >
> > > > >
> > > > >
> > > > >
> > > > > --
> > > > > Regards,
> > > > > Selvam
> > > > > KnackForge <http://knackforge.com>
> > > > > Acquia Service Partner
> > > > > No. 1, 12th Line, K.K. Road, Venkatapuram,
> > > > > Ambattur, Chennai,
> > > > > Tamil Nadu, India.
> > > > > PIN - 600 053.
> > > > >
> > > >
> > >
> >
>
