Re: Getting lengths of variable fields

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От Bruce Momjian
Тема Re: Getting lengths of variable fields
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Msg-id 200103060124.UAA16729@candle.pha.pa.us
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Ответ на Re: Getting lengths of variable fields  (Stephan Szabo <sszabo@megazone23.bigpanda.com>)
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> > Yup, indeed there is no such field in pg_class.
>
> Figure I can field this one in hopes of giving Tom more time for other
> things :)
>
> It's a system column, so it doesn't show up in the
> column list that you see from a select * query, but if you do a
> select oid from pg_class; you'll get it.

Let me use this system catalog discussion to announce the completion of
my database internals presentation at:

    http://candle.pha.pa.us/main/writings/internals.pdf

There is a system catalog diagram near the end.

Comments welcomed.

--
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