Re: is OpenBitSet / SortedVIntList compressed bit map index?

2011-01-08 Thread Raavan
ilters. -Raavan On Fri, Jan 7, 2011 at 3:11 PM, Federico Fissore wrote: > First Last, il 07/01/2011 20:55, ha scritto: > > Hi, >> >> is OpenBitSet / SortedVIntList a compressed bit map index? Which one is >> better if memory usage is the primary concern ? >> >>

Re: is OpenBitSet / SortedVIntList compressed bit map index?

2011-01-08 Thread Raavan
Thanks Ryan. I will test this to see if it uses much less memory than SortedVIntList. -Raavan On Fri, Jan 7, 2011 at 4:05 PM, Ryan Aylward wrote: > I don't recall how we decided to use it, but we are using > http://code.google.com/p/compressedbitset/ and it seems to be pretty >

Re: is OpenBitSet / SortedVIntList compressed bit map index?

2011-01-08 Thread Raavan
-Raavan On Sat, Jan 8, 2011 at 10:14 AM, Raavan wrote: > Thanks Federico. > > >> my primary concern at the moment is serializing bitsets to recover > searcher warmup time > > I am also considering doing the same to reduce warmup time during restarts. > > It see

Re: is OpenBitSet / SortedVIntList compressed bit map index?

2011-01-10 Thread Raavan
Thanks Raf. On Sun, Jan 9, 2011 at 1:20 AM, Raf wrote: > On Sat, Jan 8, 2011 at 7:24 PM, Raavan wrote: > > > Also, just for my understanding, is SortedVIntList able to perform some > > operations such as AND/OR without decompression ? > > > > No, not natively: >