Re: Implementation of global temporary tables?
От | Pavel Stehule |
---|---|
Тема | Re: Implementation of global temporary tables? |
Дата | |
Msg-id | CAFj8pRCOuUw8zN8eOXiDOhcDy_dmb6ixb06hRP-dFbZbE+p1mg@mail.gmail.com обсуждение исходный текст |
Ответ на | Re: Implementation of global temporary tables? (Alvaro Herrera <alvherre@2ndquadrant.com>) |
Список | pgsql-hackers |
2015-07-20 11:07 GMT+02:00 Alvaro Herrera <alvherre@2ndquadrant.com>:
Pavel Stehule wrote:
> 2015-07-20 5:33 GMT+02:00 Gavin Flower <GavinFlower@archidevsys.co.nz>:
>
> > Would it be difficult to add the ability for one user to share the
> > contents with a list of named other users (roles)?
>
> Probably it is possible, but not for temporary data - short data are in
> process memory, so it are not accessible from other sessions.
>
> This sharing tables needs:
>
> 1. some infrastructure to hold data about sharing - who can share with what
> 2. who will clean data? temporary data are cleaned on end of transaction or
> end of session
> 3. data should be saved in shared memory instead process memory
>
> So it is possible, but partially different
To me this gets in the "crazy ideas" list. Please add it to the TODO
page in the wiki, so that we're sure we never implement it.
yes, it is pretty crazy - Have no plan to implement it :)
Pavel
--
Álvaro Herrera http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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