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From: sbob <sbob@quadratum-braccas.com>
To: David G. Johnston <david.g.johnston@gmail.com>
Cc: Pgsql-admin <pgsql-admin@lists.postgresql.org>
Subject: Re: column max length / max timestamps from system tables
Date: Wed, 2 Jun 2021 13:18:24 -0600
Message-ID: <3cf4cc46-c017-a279-dec0-c68a99836bb2@quadratum-braccas.com> (raw)
In-Reply-To: <CAKFQuwZ--+Misi5Li=1658cesYT5e92jR_AcZBEuo7PD8abT6A@mail.gmail.com>
References: <ece3ad60-60fc-fbf2-f790-3739965ae098@quadratum-braccas.com>
	<CAKFQuwZ--+Misi5Li=1658cesYT5e92jR_AcZBEuo7PD8abT6A@mail.gmail.com>

Unfortunately this takes hours since the table has > 500million rows

just wanted to see if there was a shorrtcut / alternate


On 6/2/21 11:13 AM, David G. Johnston wrote:
>
> On Wed, Jun 2, 2021, 10:05 sbob <sbob@quadratum-braccas.com 
> <mailto:sbob@quadratum-braccas.com>> wrote:
>
>     Hi all;
>
>
>     we need to pull the max timestamp for a set of columns and the max
>     string length for another set of columns. Can I get this from system
>     tables? If so, how up to date would it be?
>
>
> No.  Just query the table directly.
>
> David J.
>
>

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