RE: Improve worst-case performance of TrieRange queries

2009-03-24 Thread Uwe Schindler
; From: Michael Busch [mailto:busch...@gmail.com] > Sent: Tuesday, March 24, 2009 10:48 PM > To: java-dev@lucene.apache.org > Subject: Re: Improve worst-case performance of TrieRange queries > > Uwe and I talked a little bit about this at the ApacheCon. We figured > that this will

Re: Improve worst-case performance of TrieRange queries

2009-03-24 Thread Michael Busch
Uwe and I talked a little bit about this at the ApacheCon. We figured that this will probably only improve a very small amount of ranges, so as Uwe recommended, this is probably not worth the effort and complexity. Never mind, just an idea :) -Michael On 3/24/09 12:40 AM, Michael Busch wrote:

Improve worst-case performance of TrieRange queries

2009-03-23 Thread Michael Busch
Let me give an example to explain my idea - I'm using dates in my example, because it's easier to imagine :) Let's say we have the following posting lists. There are 20 docs in the index and an X means that a doc contains the corresponding term: JanX X Feb XX X Mar