On 03/07/2018 09:55 AM, Arthur Zakirov wrote:
> Hello Andres,
> On Thu, Mar 01, 2018 at 08:31:49PM -0800, Andres Freund wrote:
>> Is there any chance we can instead can convert dictionaries into a form
>> we can just mmap() into memory?  That'd scale a lot higher and more
>> dynamicallly?
> To avoid misunderstanding can you please elaborate on using mmap()? The
> DSM approach looks like more simple and requires less code. Also DSM may
> use mmap() if I'm not mistaken.

I think the mmap() idea is that you preprocess the dictionary, store the
result in a file, and then mmap it when needed, without the expensive


Tomas Vondra                  http://www.2ndQuadrant.com
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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