Gurjeet Singh escribió:
> I just looked at the patch... Isn't PG_TRY() an expensive call to make in
> the lock.c code? I was thinking of registering a Xact callback using
> RegisterXactCallback() and performing 'waiting' reset in that callback if
> the Xact event is XACT_EVENT_ABORT.
PG_TRY is not expensive as all that -- it's just a sigsetjmp() call and
another stack frame.
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Alvaro Herrera http://www.CommandPrompt.com/
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