From: | Gerardo Herzig <gherzig(at)fmed(dot)uba(dot)ar> |
---|---|
To: | Daniel Caune <daniel(dot)caune(at)ubisoft(dot)com> |
Cc: | pgsql-sql(at)postgresql(dot)org |
Subject: | Re: SQL stored function inserting and returning data in a row. |
Date: | 2008-01-11 11:03:07 |
Message-ID: | 47874CEB.3010803@fmed.uba.ar |
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Thread: | |
Lists: | pgsql-admin pgsql-sql |
Daniel Caune wrote:
>Hi,
>
>Is there any way to define a SQL stored function that inserts a row in a
>table and returns the serial generated?
>
>CREATE TABLE matchmaking_session
>(
> session_id bigint NOT NULL DEFAULT
>nextval('seq_matchmaking_session_id'),
> ...
>);
>
>CREATE FUNCTION create_matchmaking_sesssion(...)
> RETURNS bigint
>AS $$
> INSERT INTO matchmaking_session(...)
> VALUES (...)
> RETURNING session_id;
>$$ LANGUAGE SQL;
>
>2008-01-10 22:08:48 EST ERROR: return type mismatch in function
>declared to return bigint
>2008-01-10 22:08:48 EST DETAIL: Function's final statement must be a
>SELECT.
>2008-01-10 22:08:48 EST CONTEXT: SQL function
>"create_matchmaking_sesssion"
>
>
>
What about
$$
INSERT INTO .... ;
select currval('seq_matchmaking_session_id');
$$ language sql;
?
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