On Wed, Oct 10, 2018 at 10:14:23PM +0900, fn ln wrote:
> Hello.
>
> I've found this on the docs:
> https://www.postgresql.org/docs/devel/static/plpgsql-control-structures.html#
> PLPGSQL-STATEMENTS-RETURNING-PROCEDURE
> > If a RETURN statement is desired to exit the code early, then NULL must be
> returned.
>
> But isn't actual syntax just RETURN without an expression?
I think you might be right:
CREATE OR REPLACE PROCEDURE triple()
LANGUAGE plpgsql
AS $$
BEGIN
RETURN NULL;
END;
$$;
ERROR: RETURN cannot have a parameter in a procedure
--> LINE 5: RETURN NULL;
^
CREATE OR REPLACE PROCEDURE triple()
LANGUAGE plpgsql
AS $$
BEGIN
RETURN;
END;
$$;
--
Bruce Momjian <bruce@momjian.us> http://momjian.us
EnterpriseDB http://enterprisedb.com
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