From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
---|---|
To: | Francisco J Reyes <fran(at)natserv(dot)net> |
Cc: | pgsql General List <pgsql-general(at)postgresql(dot)org> |
Subject: | Re: |
Date: | 2002-07-05 18:54:48 |
Message-ID: | 200207051854.g65IsmP01410@candle.pha.pa.us |
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Lists: | pgsql-general |
Francisco J Reyes wrote:
> > I added this to the disk space FAQ item. Let's see how that works:
> >
> > <P><SMALL>NULL</SMALL>s are stored in bitmaps, so they
> > use very little space.</P>
>
> That would work, although we would probably save further questions in the
> future if we had the longer explanation on the FAQ or pointed the user to
> see the Data Types section of the Docs for more detail.. Then
> on the data type section mention (if it already doesn't have it) how the
> bitmap is used when there are NULLs.
OK, I will try to get something into the datatypes section about NULL
storage.
--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
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