Re: pg_index.indislossy - Mailing list pgsql-hackers

From Bruce Momjian
Subject Re: pg_index.indislossy
Date
Msg-id 200105142325.f4ENPNZ22216@candle.pha.pa.us
Whole thread Raw
In response to Re: pg_index.indislossy  (The Hermit Hacker <scrappy@hub.org>)
Responses Re: pg_index.indislossy  (Bruce Momjian <pgman@candle.pha.pa.us>)
List pgsql-hackers
> > > I think that at least the GIST intarray (actually intset) methods use
> > > it.
> > >
> > > So you probably should _not_ remove it ;)
> >
> > I did a search and found it used only a few places.  I do not see it
> > used as part of GIST.  My rememberance is that it is involved in partial
> > indexes, where you index only certain values in a column.  It was an old
> > idea that was never working in PostgreSQL.
> 
> Let's avoid removing things for the sake of removing them ... might be an
> old idea that, if someone takes the time to research, might prove useful
> ...

Yea, there is actually some code attached to this vs. the others that
had no code at all.  Are we ever going to do partial indexes?  I guess
that is the question.

--  Bruce Momjian                        |  http://candle.pha.pa.us pgman@candle.pha.pa.us               |  (610)
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