Re: Do text columns create pg_toast tables?

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Alvaro Herrera <alvherre(at)commandprompt(dot)com>
Cc: Woody Woodring <george(dot)woodring(at)iglass(dot)net>, "'pgsql-general General'" <pgsql-general(at)postgresql(dot)org>
Subject: Re: Do text columns create pg_toast tables?
Date: 2008-07-25 14:37:47
Message-ID: 25855.1216996667@sss.pgh.pa.us
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Alvaro Herrera <alvherre(at)commandprompt(dot)com> writes:
> In any case, since you're not using large values, the vacuum of the
> toast table is essentially free.

Yeah. Note the last line of the quoted log:

>> Jul 25 02:31:19 iprobe001 postgres[25488]: [5-4] system usage: CPU 0.00s/0.00u sec elapsed 0.00 sec

An empty toast table really isn't worth worrying about.

regards, tom lane

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