Re: Request: pg_cancel_backend variant that handles 'idle in transaction' sessions

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От Joshua D. Drake
Тема Re: Request: pg_cancel_backend variant that handles 'idle in transaction' sessions
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Msg-id 563A81B3.60108@commandprompt.com
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Ответ на Re: Request: pg_cancel_backend variant that handles 'idle in transaction' sessions  (Stephen Frost <sfrost@snowman.net>)
Ответы Re: Request: pg_cancel_backend variant that handles 'idle in transaction' sessions
Re: Request: pg_cancel_backend variant that handles 'idle in transaction' sessions
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On 11/04/2015 01:55 PM, Stephen Frost wrote:
> * Joe Conway (mail@joeconway.com) wrote:
>> On 11/04/2015 01:24 PM, Alvaro Herrera wrote:
>>> I agree with Pavel.  Having a transaction timeout just does not make any
>>> sense.  I can see absolutely no use for it.  An idle-in-transaction
>>> timeout, on the other hand, is very useful.
>>
>> +1 -- agreed
>
> I'm not sure of that.  I can certainly see a use for transaction
> timeouts- after all, they hold locks and can be very disruptive in the
> long run.  Further, there are cases where a transaction is normally very
> fast and in a corner case it becomes extremely slow and disruptive to
> the rest of the system.  In those cases, having a timeout for it is
> valuable.

Yeah but anything holding a lock that long can be terminated via 
statement_timeout can it not?

JD


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