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Re: How are NULLS stored on disk for PG 7.4?

From:	Yannick Warnier <ywarnier(at)beeznest(dot)org>
To:	pgsql-general(at)postgresql(dot)org
Subject:	Re: How are NULLS stored on disk for PG 7.4?
Date:	2004-01-14 15:30:26
Message-ID:	1074094226.9027.127.camel@mobyannoo
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Le mar 13/01/2004 à 00:43, Bruce Momjian a écrit :
> Arnold Mavromatis wrote:
> > Hi
> >
> > How are column files in a table that have been assigned null stored on disk
> > in Postgresql 7.4?
>
> Each row has a bitmap showing all the NULL values on that row.

Is it the same for PG 7.3?

Yannick

In response to

Re: How are NULLS stored on disk for PG 7.4? at 2004-01-12 23:43:58 from Bruce Momjian

Responses

Re: How are NULLS stored on disk for PG 7.4? at 2004-01-14 17:12:23 from scott.marlowe
Re: How are NULLS stored on disk for PG 7.4? at 2004-01-15 21:34:20 from Jan Wieck

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