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On Tue, 26 Feb 2008 19:03:57 -0500
Tom Lane <tgl@sss.pgh.pa.us> wrote:
> So you have four serialization points not just one; at each one the
> slowest subtask forces everyone else to wait, even if there's work
> that could potentially be done on other tables. This is fine for a
> quick-and-dirty proof of concept but it's certainly not how we'd want
> to implement the real thing. But I doubt you can get much further
> without putting some actual dependency awareness into it.
Exactly. I have gone as far as I actually can without quite a bit of
brain trauma and hand holding. I could probably prototype it in perl
fairly easy but C is a complete no go for me.
I hope the numbers were at least helpful.
Sincerely,
Joshua D. Drake
>
> regards, tom lane
>
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