Re: WIP: Faster Expression Processing v4

On 03/13/2017 09:03 AM, Andres Freund wrote:
> Hi,
>
> On 2017-03-12 05:40:51 +0100, Tomas Vondra wrote:
>> I wanted to do a bit of testing and benchmarking on this, but 0004 seems to
>> be a bit broken.
>
> Well, "broken" in the sense that it's already outdated, because other
> stuff that got merged.
>

Yes, that's what I meant. Sorry for not being quite clear.

>
>> The patch does not apply anymore - there are some conflicts
>> in execQual.c, but I think I fixed those. But then I ran into a bunch of
>> compile-time errors, because some of the executor nodes still reference bits
>> that were moved elsewhere.
>
> Updated patch attached. Note that this patch has two changes I've not
> yet evaluated performance-wise.
>

And which are those?

I plan to do a bit of testing / benchmarking on this later this week,
depending on other testing already happening on my machine.

regards

--
Tomas Vondra http://www.2ndQuadrant.com
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