Re: new version of contrib-intarray - Mailing list pgsql-hackers

From Oleg Bartunov
Subject Re: new version of contrib-intarray
Date
Msg-id Pine.GSO.4.31.0101271015310.23768-100000@ra.sai.msu.su
Whole thread Raw
In response to Re: new version of contrib-intarray  (Bruce Momjian <pgman@candle.pha.pa.us>)
Responses Re: new version of contrib-intarray
List pgsql-hackers
On Sat, 27 Jan 2001, Bruce Momjian wrote:

>
> Oleg, do you want this in /contrib for 7.1?

yes, if it's possible.
btw, is there way to specify default ops for index ?
We have two methods of index creation for intarrays and
would like to define which should be used by default

>
> > Mark,
> >
> > we prepared new version of contrib-intarray -
> > index support for 1-D integer arrays using GiST.
> >
> > Changes:
> >
> >
> > -  Improved regression test
> > -  Current implementation provides index support for one-dimensional
> >    array of int4's - gist__int_ops, suitable for small and medium size
> >    of arrays, and gist__intbig_ops for indexing large arrays
> >    (we use superimposed signature with length of 4096 bits to represent sets,
> >     see Sven Helmer,1997).
> >
> > Archive is available from
> > http://www.sai.msu.su/~megera/postgres/gist/code/7.1/contrib-intarray.tar.gz
> >
> >     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
> >
> >
>
>
>
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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