Re: Adding a suffix array index
От | Oleg Bartunov |
---|---|
Тема | Re: Adding a suffix array index |
Дата | |
Msg-id | Pine.GSO.4.61.0411191625160.24069@ra.sai.msu.su обсуждение исходный текст |
Ответ на | Re: Adding a suffix array index (Troels Arvin <troels@arvin.dk>) |
Список | pgsql-hackers |
On Fri, 19 Nov 2004, Troels Arvin wrote: > Hello Oleg, > > On Fri, 2004-11-19 at 15:35 +0300, Oleg Bartunov wrote: > >> your project looks very attractive. > > Thanks. > >> In principle, suffix array should be implemented using GiST framework. > > But in a previous conversation between the two of us, you wrote that the > GiST wasn't suitable for this problem? I would very much like to use GiST it's still true :( some problem with my english grammar. > instead of having to create a whole new index infrastructure (if that's > the alternative). > >> String Btree should be very useful for your problem. > > I thought that string b-trees were only usable for texts with natural > stops (word boundaries), as opposed to very long, contiguous sequences. Am > I mistaken? > I meant SB-Tree by Paolo Ferragina http://citeseer.ist.psu.edu/ferragina98string.html > Regards, Oleg _____________________________________________________________ Oleg Bartunov, sci.researcher, hostmaster of AstroNet, Sternberg Astronomical Institute, Moscow University (Russia) Internet: oleg@sai.msu.su, http://www.sai.msu.su/~megera/ phone: +007(095)939-16-83, +007(095)939-23-83
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