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Re: 8.x index insert performance

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: mark(at)mark(dot)mielke(dot)cc
Cc: Merlin Moncure <merlin(dot)moncure(at)rcsonline(dot)com>,Kelly Burkhart <kelly(at)tradebotsystems(dot)com>,pgsql-performance(at)postgresql(dot)org
Subject: Re: 8.x index insert performance
Date: 2005-10-31 20:30:29
Message-ID: 18647.1130790629@sss.pgh.pa.us (view raw or flat)
Thread:
Lists: pgsql-performance
mark(at)mark(dot)mielke(dot)cc writes:
> I've been trying to figure out whether null values are indexed or not from
> the documentation. I was under the impression, that null values are not
> stored in the index.

You're mistaken, at least with regard to btree indexes.

			regards, tom lane

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