Hi, Thanks for your replies,
please go to this link for the actual problem http://www.nabble.com/SpanFirstQuery-is-not-taking-wildcard-characters-(like-*)-as-a-logical-operator-for-the-preffix-td20719556.html#a20719556 http://www.nabble.com/SpanFirstQuery-is-not-taking-wildcard-characters-(like-*)-as-a-logical-operator-for-the-preffix-td20719556.html#a20719556 Erick Erickson wrote: > > Your problem here is probably tokenization at query time. > > Queries like 110_a:library a* would search field 110_a for > library and your default field for a*. You might try > +110a_:library +110a_:a*, but I doubt that's really > what you want since there's no guarantee that the terms > will be next to each other. > > Note that phrase queries l don't go through the wildcard > parsers, so searching for "library a*" in quotes) won't do > what you want. > > You might want to look at the SpanQuery family. It's unclear > whether you'd expect a hit on something that started in the > middle, but you can get around this by adding a synthetic > token at the start of each field you index then adding that to > each query. Something like: > doc.add("field", "$ <original text>", blah blah) > at index time and then add the "$" (or whatever) at query time > if you require that the match never hit in the middle. > > Another possibility would be to index using something like > KeywordAnalyzer, but this assumes that you never want > to search for anything in that field that starts in the middle. > > Best > Erick > > On Wed, Nov 26, 2008 at 4:48 AM, naveen.a <[EMAIL PROTECTED]> wrote: > >> >> Hi, >> >> Below is a document in lucene >> --------------------------------------------- >> Field Value >> --------------------------------------------- >> ID:1 >> 110_a:library and information >> --------------------------------------------- >> I need to search for starts with logic, below are the search cases for >> the >> above document >> >> >> ------------------------------------------------------------------------------ >> Query Result >> >> ------------------------------------------------------------------------------ >> 110_a:l* ID - 1 >> 110_a:library* ID - 1 >> 110_a:library * No Results >> 110_a:library a* No Results >> 110_a:"library a*" No Results >> >> ------------------------------------------------------------------------------ >> here, if i apply single word for starts with search, it is found, >> but if i add any space after the first word, it is not found >> >> so, how to apply the query to search for starts with multiple words >> -- >> View this message in context: >> http://www.nabble.com/how-to-search-for-starts-with-multiple-words-in-lucene-tp20697741p20697741.html >> Sent from the Lucene - Java Users mailing list archive at Nabble.com. >> >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: [EMAIL PROTECTED] >> For additional commands, e-mail: [EMAIL PROTECTED] >> >> > > -- View this message in context: http://www.nabble.com/how-to-search-for-starts-with-multiple-words-in-lucene-tp20697741p20731826.html Sent from the Lucene - Java Users mailing list archive at Nabble.com. --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
