Alex Ignatov <> writes:
> I think that rename can help a little bit. At least on some FS it is 
> atomic operation.

Writing a single sector ought to be atomic too.  I'm very skeptical that
it'll be an improvement to just move the risk from one filesystem
operation to another; especially not to one where there's not even a
terribly portable way to request fsync.

                        regards, tom lane

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