Re: Reduce WAL logging of INSERT SELECT

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От Tom Lane
Тема Re: Reduce WAL logging of INSERT SELECT
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Msg-id 15010.1312491335@sss.pgh.pa.us
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Ответ на Reduce WAL logging of INSERT SELECT  (Bruce Momjian <bruce@momjian.us>)
Ответы Re: Reduce WAL logging of INSERT SELECT  (Andrew Dunstan <andrew@dunslane.net>)
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Bruce Momjian <bruce@momjian.us> writes:
> One thing we don't optimize is INSERT ... SELECT when the table is
> created or truncated in the same transaction.  Seems we could.

> We optimize CREATE TABLE AS which is effectively SELECT ... INTO using a
> different syntax.  Is this a TODO?

Considering that SELECT INTO is deprecated, I don't think we should be
expending effort to encourage people to use it.
        regards, tom lane


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