On Mon, Oct 1, 2012 at 3:41 PM, Brian Kardell <bkard...@gmail.com>
wrote:
> If the only reason you would even consider a db over a file is a very,
> very obscure case then why not just set a semaphor and retry after a
> second or two if it is still open?

True. However, that only solves the concurrency issue when only one
instance is running. With several instances running (though unlikely)
then things become more complicated, especially since there is no memory
shared between instances.

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