Re: pgsql: Consistently test for in-use shared memory.

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От Tom Lane
Тема Re: pgsql: Consistently test for in-use shared memory.
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Msg-id 28797.1555376505@sss.pgh.pa.us
обсуждение исходный текст
Ответ на Re: pgsql: Consistently test for in-use shared memory.  (Tom Lane <tgl@sss.pgh.pa.us>)
Ответы Re: pgsql: Consistently test for in-use shared memory.  (Noah Misch <noah@leadboat.com>)
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Noah Misch <noah@leadboat.com> writes:
>> Perhaps I should write the 'SELECT 1 + 1' to a regular file and redirect input
>> from that file.

Actually ... we don't need to run a query at all do we?

Although this would only help if Perl will optimize away an attempt
to write zero bytes to the pipe, which seems likely but not certain.

            regards, tom lane

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