Hmm. If I understand correctly this builds a set out of open intervals (exclusive ranges), that's a great idea!
It doesn't seem to work for me, though; fq=-color:({* TO red} {red TO *}) is giving me results with color="burnt sienna" The field is defined as <field name="color" type="string" indexed="true" stored="true" multiValued="true" /> On Sat, Sep 27, 2014 at 4:43 PM, Mikhail Khludnev < mkhlud...@griddynamics.com> wrote: > indeed! > the exclusive range {green TO red} matches to the "lemon yellow" > hence, the negation suppresses it from appearing > fq=-color:{green TO red} > then you need to suppress eg black and white also > fq=-color:({* TO green} {green TO red} {red TO *}) > > I have no control over the > > possible values of 'color', > > You don't need to control possible values, you just suppressing any values > beside of the given green and red. > Mind that either green or red passes that negation of exclusive ranges > disjunction. > > > On Sun, Sep 28, 2014 at 12:15 AM, White, Bill <bwh...@ptfs.com> wrote: > > > OK, let me try phrasing it better. > > > > How do I exclude from search, any result which contains any value for > > multivalued field 'color' which is not within a given "constraint set" > > (e.g., "red", "green", "yellow", "burnt sienna"), given that I do not > what > > any of the other possible values of 'color' are? > > > > In pseudocode: > > > > for all x in result.color > > if x not in ("red","green","yellow", "burnt sienna") > > filter out result > > > > I don't see how range queries would work since I have no control over the > > possible values of 'color', e.g., there could be a valid color "lemon > > yellow" between "green" and "red", and I don't want a result which has > > (color: red, color: "lemon yellow") > > > > On Sat, Sep 27, 2014 at 4:02 PM, Mikhail Khludnev < > > mkhlud...@griddynamics.com> wrote: > > > > > On Sat, Sep 27, 2014 at 11:36 PM, White, Bill <bwh...@ptfs.com> wrote: > > > > > > > but do NOT match ANY other color. > > > > > > > > > Bill, I miss the whole picture, it's worth to rephrase the problem in > one > > > sentence. > > > But regarding the quote above, you can try to use exclusive ranges > > > > > > > > > https://lucene.apache.org/core/4_6_0/queryparser/org/apache/lucene/queryparser/classic/package-summary.html#Range_Searches > > > fq=-color:({* TO green} {green TO red} {red TO *}) > > > just don't forget to build ranges alphabetically > > > > > > -- > > > Sincerely yours > > > Mikhail Khludnev > > > Principal Engineer, > > > Grid Dynamics > > > > > > <http://www.griddynamics.com> > > > <mkhlud...@griddynamics.com> > > > > > > > > > -- > Sincerely yours > Mikhail Khludnev > Principal Engineer, > Grid Dynamics > > <http://www.griddynamics.com> > <mkhlud...@griddynamics.com> >