Re: Parser does not like %ROWTYPE in the RETURNS clause - Mailing list pgsql-general

From Ron St-Pierre
Subject Re: Parser does not like %ROWTYPE in the RETURNS clause
Date
Msg-id 3FE9CFCE.3080908@syscor.com
Whole thread Raw
In response to Parser does not like %ROWTYPE in the RETURNS clause of a function declaration (BUG?)  ("ezra epstein" <ee_newsgroup_post@prajnait.com>)
List pgsql-general
ezra epstein wrote:

>Aother head banger for me.
>
>Below is a complete example of the code
>
>Using Postgres 7.4,
>  the function "test" gets this:   psql:temp3.sql:10: ERROR:  syntax error
>at or near "%" at character 135
>  the function "test2" gets this:  psql:temp3.sql:10: ERROR:  syntax error
>at or near "ROWTYPE" at character 141
>
>Very odd.  The first doesn't even like the '%' character -- perhaps because
>doof is a table type rather than a column (domain) type???
>
>And when we schema qualify the name of the table then the % is ok, but
>ROWTYPE is not.
>
>Is this a well-known limitation or a new (7.4) bug?   I tried combing the
>docs to no avail.
>
>Thanks,
>
>   Ezra E.
>
><code>
>/*
> CREATE TABLE doof ( "pk_id"         serial )
>  WITHOUT OIDS;
>*/
>
>CREATE OR REPLACE FUNCTION test(INTEGER)
>    RETURNS doof%ROWTYPE AS '
>SELECT * FROM doof WHERE pk_id=$1;
> ' LANGUAGE SQL STABLE RETURNS NULL ON NULL INPUT;
>
>CREATE OR REPLACE FUNCTION test2(INTEGER)
>    RETURNS public.doof%ROWTYPE AS '
>SELECT * FROM doof WHERE pk_id=$1;
> ' LANGUAGE SQL STABLE RETURNS NULL ON NULL INPUT;
> </code>
>
>
>
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>
>
>
>
Try replacing the rowtype with SETOF doof:

CREATE OR REPLACE FUNCTION test(INTEGER)
    RETURNS SETOF doof AS '
SELECT * FROM doof WHERE pk_id=$1;
 ' LANGUAGE SQL STABLE RETURNS NULL ON NULL INPUT;

Hope that helps.
Ron


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