notes on the shared hash map:   it needs multi writers and multi readers.

On Mon, Mar 11, 2019 at 9:36 PM Andy Fan <zhihui.fan1...@gmail.com> wrote:

> Hi:
>   I need some function which requires some message exchange among
> different back-ends (connections).
> specially I need a shared hash map and a message queue.
>
> Message queue:  it should be many writers,  1 reader.   Looks POSIX
> message queue should be OK, but postgre doesn't use it.  is there any
> equivalent in PG?
>
> shared hash map:  the number of items can be fixed and the value can be
> fixed as well.
>
> any keywords or explanation will be extremely helpful.
>
> Thanks
>

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