But there is a difference between python and Go or Rust that the first is
interpreted and the seconds are compiled like C. All PL instead of C and
Java (also byte code interpreted) are interpreted

Il 15 mar 2017 3:52 AM, "Amit Langote" <langote_amit...@lab.ntt.co.jp> ha

> Hi,
> On 2017/03/15 11:08, Massimo Fidanza wrote:
> > Hello,
> >
> > what it means to add a new procedural language such as Go or Rust?
> I think you're looking for how to write a "PL function call handler", most
> likely in C.  See for example how plpython_call_handler() is defined in
> src/pl/plpython/plpy_main.c.  Also read:
> https://www.postgresql.org/docs/devel/static/plhandler.html
> Beside the call handler, there are couple of other auxiliary functions
> that must be provided viz. validator and inline_handler (again, see
> plpython_validator and plpython_inline_handler).
> Thanks,
> Amit

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