From: | "Robert Wimmer" <seppwimmer(at)hotmail(dot)com> |
---|---|
To: | db(at)ke5in(dot)com, pgsql-novice(at)postgresql(dot)org |
Subject: | Re: first try at postgres functions |
Date: | 2004-12-02 07:21:30 |
Message-ID: | BAY10-F54F0DDA9691EB11D1F0035D0B00@phx.gbl |
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Thread: | |
Lists: | pgsql-novice |
the correct syntax is
CREATE OR REPLACE FUNCTION test1() RETURNS INTEGER AS '
BEGIN
RETURN 1;
END; '
LANGUAGE 'plpgsql';
you have to be aware of different things.
- the syntax of the language itself is a little bit like pascal.
- sometimes the errorcodes are not very helpfull.
- be beware of the quotes. you must quote the "code block" 'BEGIN ....
END;'
- you have to double quote strings inside the block.
there are usefull examples in the docs
>
>Hi,
>I'm not sure why this does not work.
>
>create or replace function test1() returns int as '
> return 1;
>' LANGUAGE 'plpgsql';
>
>select test1();
>
>--------------------------------------------------------
>
>I also tried this:
>
>create or replace function test1() returns int as '
> select 1;
>' LANGUAGE 'plpgsql';
>
>select test1();
>
>
>---------------------------(end of broadcast)---------------------------
>TIP 6: Have you searched our list archives?
>
> http://archives.postgresql.org
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