I found the reference I had seen. The engine was the Multicache
Simulation Environment written in C++. I can't find the code to it
anymore but I've contacted the author for a copy.
Jonah H. Harris wrote:
> I'll dive into my bookmarks and see if I can find it.
> Tom Lane wrote:
>> "Jonah H. Harris" <jharris(at)tvi(dot)edu> writes:
>>> I'm familiar with the 2Q algorithm. I also remember seeing, I
>>> believe, a public domain 2Q implementation floating around somewhere.
>> No doubt, but I think the more conservative way to get there is to
>> proceed by trimming down the working code we already have. Adapting
>> someone else's code to fit into our backend infrastructure would involve
>> a fair amount of modifications (memory management and error handling at
>> the very least) with consequent risks of introducing bugs.
>> Still, it wouldn't be bad to have someone else's implementation at hand
>> as a comparison point. Do you have a link handy?
>> regards, tom lane
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