From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
---|---|
To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | Jan Wieck <JanWieck(at)Yahoo(dot)com>, Alessio Bragadini <alessio(at)albourne(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: Changing Column Order (Was Re: MySQL vs PostgreSQL.) |
Date: | 2002-10-16 03:19:09 |
Message-ID: | 200210160319.g9G3J9d18325@candle.pha.pa.us |
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Lists: | pgsql-general pgsql-hackers pgsql-jdbc |
Tom Lane wrote:
> Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> writes:
> > Jan Wieck wrote:
> >> When was char() fixed size?
>
> > char() was fixed size only in that you could cache the column offsets
> > for char() becuase it was always the same width on disk before TOAST.
>
> But that was already broken by MULTIBYTE.
Yes, I think there was conditional code that had the optimization only
for non-multibyte servers. Of course, now multibyte is default.
--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 359-1001
+ If your life is a hard drive, | 13 Roberts Road
+ Christ can be your backup. | Newtown Square, Pennsylvania 19073
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