RE: Lucene as a high-performance RDF database.

2003-08-11 Thread Gregor Heinrich
Hi Kevin, your idea could work for higher mega-byte ranges, I guess, don't know how about several TBytes. We have been considering a concept to use Lucene as an RDF backend for a semantic search engine, because of its reported excellent scalability, on the order of tens of Megs. The idea was

2,147,483,647 max documents?

2003-08-11 Thread Kevin A. Burton
Why was an int chosen to represent document handles? Is there a reason for this? Why wasn't a long chosen to represent document handles? 64 bits seems like the obvious choice here except for a potentially bloated datastore (32 extra bits) I guess one possible solution is to use multiple

Re: 2,147,483,647 max documents?

2003-08-11 Thread Tatu Saloranta
On Monday 11 August 2003 01:07, Kevin A. Burton wrote: Why was an int chosen to represent document handles? Is there a reason for this? Why wasn't a long chosen to represent document handles? 64 bits seems like the obvious choice here except for a potentially bloated datastore (32 extra

Re: Lucene as a high-performance RDF database.

2003-08-11 Thread Eric Jain
I have been giving some thought to using Lucene as an RDF database. I'm specifically thinking about the RDF model and not the RDF syntax. Excellent idea! In fact, I am going to try it out right now... Can anyone see any problems here? This database will eventually grow to around 2TB in the

Searching for title:(\\)

2003-08-11 Thread Ramrakhiani, Vikas
Hi, When I give a search query like title:(\\) QueryParser throws an error. But same query given without any braces i.e title:\\ works fine. Why is it so ? thanks for your help, vikas. - To unsubscribe, e-mail: [EMAIL