I looked at the lucene source code out of curiosity to see if it spawns threads in indexing/searching and saw that it does. Are you sure it is going to work even if the index is read only?
Erdinc 2009/4/13 Noble Paul നോബിള് नोब्ळ् <noble.p...@gmail.com>: > On Mon, Apr 13, 2009 at 1:10 PM, Chris Lu <chris...@gmail.com> wrote: >> Surely it's possible, but it has too much limitations to prevent a scalable >> Luceen usage. However, it depends on your requirement. >> >> 1) You can not write index on disk, but you can read files. So theoretically >> if the index is read-only and small, you can package it with the war file. > I can probably write the whole index as Blob and read it and serve > the index from RAM. This index can be loaded once in the start time > and i can setup a cron task to see if it got updated >> >> 2) If you need to update the index, you will have to store the index with >> Google's data store, just like store an index into databases. Sure it'll >> work. But performance would suffer because of transferring the whole index >> into memory, then really start searching. On the other hand, this could be a >> good solution for small index with per-user data. > as you said this is a solution if the index size is small > >> >> 3) For large changing indexes, you need to find other solutions to maintain >> lucene index. >> >> My personal opinion is, finding a $20/month VPS hosting is far easier than >> changing the way to code. > > The point is ,does Lucens use threads internally which the sandbox disallows > >> >> -- >> Chris Lu >> ------------------------- >> Instant Scalable Full-Text Search On Any Database/Application >> site: http://www.dbsight.net >> demo: http://search.dbsight.com >> Lucene Database Search in 3 minutes: >> http://wiki.dbsight.com/index.php?title=Create_Lucene_Database_Search_in_3_minutes >> DBSight customer, a shopping comparison site, (anonymous per request) got >> 2.6 Million Euro funding! >> >> >> Noble Paul ??????? ?????? wrote: >>> >>> Is it possible to run Lucene in google app engine? has anyone tried it? >>> >>> >>> >>> >> >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org >> For additional commands, e-mail: java-user-h...@lucene.apache.org >> >> > > > > -- > --Noble Paul > > --------------------------------------------------------------------- > 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
