Re: Escaping the ARC patent
От | Jonah H. Harris |
---|---|
Тема | Re: Escaping the ARC patent |
Дата | |
Msg-id | 4202DAED.8080409@tvi.edu обсуждение исходный текст |
Ответ на | Re: Escaping the ARC patent ("Jonah H. Harris" <jharris@tvi.edu>) |
Список | pgsql-hackers |
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@tvi.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 >> >> > > > ---------------------------(end of broadcast)--------------------------- > TIP 2: you can get off all lists at once with the unregister command > (send "unregister YourEmailAddressHere" to majordomo@postgresql.org)
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