Re: Runtime dependency from size of a bytea field

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От Craig Ringer
Тема Re: Runtime dependency from size of a bytea field
Дата
Msg-id 4CABCF97.1060903@postnewspapers.com.au
обсуждение исходный текст
Ответ на Re: Runtime dependency from size of a bytea field  (Merlin Moncure <mmoncure@gmail.com>)
Ответы Re: Runtime dependency from size of a bytea field  ("Sander, Ingo (NSN - DE/Munich)" <ingo.sander@nsn.com>)
Список pgsql-performance
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On 10/06/2010 12:11 AM, Merlin Moncure wrote:

> Probably you are hitting toast threshold and running into compression.
>   compression you can disable, but toast you cannot (short of
> recompiling with higher blocksz).

For the OP's reference:

http://www.postgresql.org/docs/current/static/storage-toast.html
http://www.postgresql.org/docs/current/static/sql-altertable.html

While (I think) PLAIN storage could be used, the inability to span rows
over blocks means you would't get over 8k anyway.

--
Craig Ringer

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