You should ask this on the elasticsearch mailing list. BTW, look at elasticsearch copy_to feature. Better than _all field.
My 2 cents. -- David ;-) Twitter : @dadoonet / @elasticsearchfr / @scrutmydocs > Le 11 oct. 2014 à 11:31, "haiwei.xie-soulinfo" <haiwei....@soulinfo.com> a > écrit : > > Hi, > > Thanks for your advise, SimpleQueryParser api is not enough in my case. > Actually, I want to index data from database, there are so many fields, I have > tested "_all" parameter in ElasticSearch system, but the result of '_all' > and 'fieldname' are different for chinese term. > > 'Internally this is indexing every field a second time into the "_all" > field.' > This sentence mean second indexing has total different analyzer and indexing > compared > with my first indexing? So I need rewrite the second process to fix my > problem? > > Thanks. > > Haiwei > > >> Hi, >> >> by default there is no "_all" field. E.g., Elasticsearch adds this special >> field depending on your index mapping at the time of indexing the data. >> Internally this is indexing every field a second time into the "_all" field. >> >> With Lucene you have to do this on yourself. An alternative would be to use >> another query parser (like the SimpleQueryParser, see http://goo.gl/4blGsp) >> that allows to expand the query to search on multiple fields with different >> weight factors. >> >> Uwe >> >> ----- >> Uwe Schindler >> H.-H.-Meier-Allee 63, D-28213 Bremen >> http://www.thetaphi.de >> eMail: u...@thetaphi.de >> >> >>> -----Original Message----- >>> From: haiwei.xie-soulinfo [mailto:haiwei....@soulinfo.com] >>> Sent: Saturday, October 11, 2014 5:10 AM >>> To: java-user@lucene.apache.org >>> Subject: Search "_all" field with a term >>> >>> hi all, >>> >>> Does lucene support all fields with a term? Can I use "_all" intead >>> "fieldname"? >>> >>> As Lucene's APIs example code: >>> ... >>> // Parse a simple query that searches for "text": >>> QueryParser parser = new QueryParser(Version.LUCENE_CURRENT, >>> "fieldname", analyzer); >>> Query query = parser.parse("text"); >>> ... >>> >>> Thanks >>> -- >>> haiwei >>> >>> --------------------------------------------------------------------- >>> 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 > > > -- > haiwei > > --------------------------------------------------------------------- > 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
