Dismax does not support boolean queries, you may try using Extended Dismax for the boolean support. https://issues.apache.org/jira/browse/SOLR-1553
Regards, Jayendra On Mon, Mar 21, 2011 at 8:24 AM, Savvas-Andreas Moysidis <savvas.andreas.moysi...@googlemail.com> wrote: > Hello, > > The Dismax search handler doesn't have the concept of a logical operator in > terms of OR-AND but rather uses a feature called Min-Should-Match (or mm). > This parameter specifies the absolute number or percentage of the entered > terms that you need them to match. To have an OR-like effect you can specify > an mm=0% and for AND-like an mm=100% should work. > > More information can be found here: > http://wiki.apache.org/solr/DisMaxQParserPlugin#mm_.28Minimum_.27Should.27_Match.29 > > On 21 March 2011 11:46, Gastone Penzo <gastone.pe...@gmail.com> wrote: > >> Hi. >> i have a problem with logic operator OR in dismax query search. >> some days ago the query worked well. now it returns me anything (0 >> documents) >> >> i explain: >> >> the query is: >> http://localhost:8983/solr/select/?q= >> "1324"OR"4322"OR"2324"OR%20hello+world&defType=dismax&qf=code%20title >> >> the schema has the fields: >> code >> title >> >> i want to search the docs with hello world in the title, plus the docs with >> the codes 1324,4322,2324 (even if they don't have hello world in the >> title). >> the result is the query returns to me the docs with these codes AND hello >> world in the title (logic AND, not OR) >> >> the default operator in the schema is OR >> >> what's happened?? >> >> thank you >> >> >> >> -- >> Gastone Penzo >> >> *www.solr-italia.it* >> The first italian blog dedicated to Apache Solr >> >
