Re: Question on pg_dump

Sorry, I forgot to mention that I also considered bypassing createlang
and using direct sql:

... RETURNS LANGUAGE_HANDLER AS '${pglib}/plpgsql' ...

but I'm not sure if this is much better then updating pg_proc.
-------------
>
> I first tried to take care of the problem by removing "-L $libpath"
> from the arg list passed to createlang. This worked in a way that
> probin in pg_proc had value "$libdir/plpgsql".
>
> Later it turned out the embedded library path was used, and install
> failed when there was no access to the build environment.
>
> Now I put the "-L $libpath" argument back in place, then I update
> pg_proc with the dynamic value. This works fine, but such approach
> looks too intrusive. I think I also tried to set env LD_LIBRARY_PATH,
> which by some reason did not help.
>
> Is there a better way to handle this and avoid updating pg_proc?
>
> Thank you.
>
> ========================================================
> > Michael Brusser <michael(at)synchronicity(dot)com> writes:
> > > I'm running Postgres v.7.3.4.
> > > In my database dump file I see this:
> >
> > > CREATE FUNCTION plpgsql_call_handler () RETURNS language_handler
> > > AS '/home/tmichael/build/relipg21/syncinc/lib.sol2/plpgsql',
> > > 'plpgsql_call_handler'
> > > LANGUAGE c;
> >
> > > The hardcoded library path may become an obstacle when loading
> > > data into a different server. Is there a way to avoid this?
> >
> > The preferred way to write it nowadays is '$libdir/plpgsql', but
> > you evidently have a legacy value embedded in your pg_proc table.
> > pg_dump will not second-guess this, and so the old full-path
> > approach will persist over dump/reloads until you do something about it.
> >
> > I'd suggest editing the dump file before you reload, or even manually
> > updating pg_proc.probin for this function entry so that future dumps
> > are right.
> >
> > regards, tom lane
>
>
>
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