https://issues.apache.org/jira/browse/SOLR-1979
> Tom, > > Could you share the method you use to perform language detection? Any open > source tools that do that? > > Thanks. > > --- On Mon, 3/28/11, Tom Mortimer <t...@flax.co.uk> wrote: > > From: Tom Mortimer <t...@flax.co.uk> > > Subject: copyField at search time / multi-language support > > To: solr-user@lucene.apache.org > > Date: Monday, March 28, 2011, 4:45 AM > > Hi, > > > > Here's my problem: I'm indexing a corpus with text in a > > variety of > > languages. I'm planning to detect these at index time and > > send the > > text to one of a suitably-configured field (e.g. > > "mytext_de" for > > German, "mytext_cjk" for Chinese/Japanese/Korean etc.) > > > > At search time I want to search all of these fields. > > However, there > > will be at least 12 of them, which could lead to a very > > long query > > string. (Also I need to use the standard query parser > > rather than > > dismax, for full query syntax.) > > > > Therefore I was wondering if there was a way to copy fields > > at search > > time, so I can have my mytext query in a single field and > > have it > > copied to mytext_de, mytext_cjk etc. Something like: > > > > <copyQueryField source="mytext" > > dest="mytext_de" /> > > <copyQueryField source="mytext" > > dest="mytext_cjk" /> > > ... > > > > If this is not currently possible, could someone give me > > some pointers > > for hacking Solr to support it? Should I subclass > > solr.SearchHandler? > > I know nothing about Solr internals at the moment... > > > > thanks, > > Tom
