| From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
|---|---|
| To: | Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com> |
| Cc: | pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Support for OUT parameters in procedures |
| Date: | 2020-08-27 13:56:47 |
| Message-ID: | CA+TgmobV5QdvDq7LJbRYULi9U7dUQnYz8MzhVmgMrDUmEUV4VQ@mail.gmail.com |
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| Lists: | pgsql-hackers pgsql-jdbc |
On Thu, Aug 27, 2020 at 4:34 AM Peter Eisentraut
<peter(dot)eisentraut(at)2ndquadrant(dot)com> wrote:
> For a top-level direct call, you can pass whatever you want, since all
> OUT parameters are presented as initially NULL to the procedure code.
> So you could just pass NULL, as in CALL test_proc(5, NULL).
Is that actually how other systems work? I would think that people
would expect to pass, say, a package variable, and expect that it will
get updated.
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
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