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Re: dynamic loading of .so

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TJ O'Donnell <tjo@xxxxxxx> writes:

> I have begun to use some static variables in my c-language
> functions to maintain state (3rd party licensing issues) during
> the course of a session (postgres process, spawned by postmaster).
> These are declared static outside the scope of any function.
> (is global the correct term anymore?)
> When I use dynamic loading of my .so,
> each session is independent, with its own static variables.
> Will the same be true if I were to load the .so once when
> the database starts up?  Or will there be just one set of
> static variables for all sessions?

Each backend process has its own memory space, so the variables will
still be independent.

-Doug

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TIP 2: Don't 'kill -9' the postmaster

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