Thanks a lot for help! Looks like this is a recent addition? It doesn't work for me in version 6.6.4
On Wed, Jun 27, 2018 at 4:18 PM, Aroop Ganguly <aroopgang...@icloud.com> wrote: > So it will become: > select( > search(..), > conceptid as foo, > storeid as bar > append(conceptid, storeid) as id > ) > > Or > select > select( > search(..), > conceptid as foo, > storeid as bar > ), > foo, > bar, > append(foo,bar) as id > ) > > > On Jun 27, 2018, at 1:12 PM, Aroop Ganguly <aroopgang...@icloud.com> > wrote: > > > > this test case here will help in understanding the usage: > > https://github.com/apache/lucene-solr/blob/branch_7_2/ > solr/solrj/src/test/org/apache/solr/client/solrj/io/stream/eval/ > AppendEvaluatorTest.java <https://github.com/apache/ > lucene-solr/blob/branch_7_2/solr/solrj/src/test/org/ > apache/solr/client/solrj/io/stream/eval/AppendEvaluatorTest.java> > > > >> On Jun 27, 2018, at 1:07 PM, Aroop Ganguly <aroopgang...@icloud.com> > wrote: > >> > >> I think u can use the append evaluator > >> https://github.com/apache/lucene-solr/blob/master/solr/ > solrj/src/java/org/apache/solr/client/solrj/io/eval/AppendEvaluator.java < > https://github.com/apache/lucene-solr/blob/master/solr/ > solrj/src/java/org/apache/solr/client/solrj/io/eval/AppendEvaluator.java> > >> > >> > >>> On Jun 27, 2018, at 12:58 PM, Pratik Patel <pra...@semandex.net> > wrote: > >>> > >>> Hello, > >>> > >>> Is there a function which can be used in Streaming Expressions to > >>> concatenate two strings? I want to use it just like add(1,2) in a > Streaming > >>> Expression. Essentially, I want to achieve something as follows. > >>> > >>> select( > >>> search(..), > >>> conceptid as foo, > >>> storeid as bar > >>> concat(foo,bar) as id > >>> ) > >>> > >>> I can use merge() function but my streaming expression is quite > complex and > >>> that will make it even more complex as that would be a round about way > of > >>> doing it. Any idea how this can be achieved? > >>> > >>> Thanks, > >>> Pratik > >> > > > >
