Ha! I need to get used to the fact that 2.9 is out there already :) Thanks mark for the addition.
simon On Mon, Sep 28, 2009 at 11:18 PM, Mark Miller <markrmil...@gmail.com> wrote: > Though in 2.9 this is not much of a concern - the multi term queries are > smart - if it matches few enough terms it will rewrite to a constant score > booleanquery - if it matches a lot of terms it will rewrite to a > constantscore query - using a filter underneath. So maxclause issues should > no longer be an issue. > > - Mark > > http://www.lucidimagination.com (mobile) > > On Sep 28, 2009, at 3:05 PM, Simon Willnauer > <simon.willna...@googlemail.com> wrote: > >> Depending on your usecase you might want to use the PrefixFilter >> instead of PrefixQuery which can be way more efficient than a query. >> With a filter you have the possibility to cache it very easily and you >> are not exposed to issued related to the length of the prefix. If you >> have a very short prefix and in turn lots of terms matching that >> prefix you might run into problems with TooManyBooleanClauses >> expections. The downside is that a filter will not contribute to the >> score of a document. >> Just wanna point you to it if it is an alternative. >> >> simon >> >> On Mon, Sep 28, 2009 at 7:23 PM, entdeveloper >> <cameron.develo...@gmail.com> wrote: >>> >>> >>> John Seer wrote: >>>> >>>> Hello, >>>> >>>> Is there any benefit of using one or other for "start with query"? >>>> >>>> Which one is faster? >>>> >>>> >>>> Regards >>>> >>> >>> It seems that you've answered your own question. If you want a "start >>> with >>> query", this is exactly what a PrefixQuery is for. WildcardQuery gives >>> you >>> more flexibility, but if you don't need it, then PrefixQuery should get >>> the >>> job done. >>> -- >>> View this message in context: >>> http://www.nabble.com/PrefixQuery-vs-wildcardquery-tp25649045p25649399.html >>> Sent from the Lucene - Java Users mailing list archive at Nabble.com. >>> >>> >>> --------------------------------------------------------------------- >>> To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org >>> For additional commands, e-mail: java-user-h...@lucene.apache.org >>> >>> >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org >> For additional commands, e-mail: java-user-h...@lucene.apache.org >> > > --------------------------------------------------------------------- > To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org > For additional commands, e-mail: java-user-h...@lucene.apache.org > > --------------------------------------------------------------------- To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org For additional commands, e-mail: java-user-h...@lucene.apache.org
