2009/7/3 Tom Lane <t...@sss.pgh.pa.us>:
> Michal Szymanski <dy...@poczta.onet.pl> writes:
>> CREATE OR REPLACE FUNCTION buggy_procedure() RETURNS TABLE (id INT8,
>> test VARCHAR)
>> AS $$
>> BEGIN
>> -- @todo hide password
>> RETURN QUERY
>> SELECT id ,test
>> FROM bug_table
>> ;
>> END;
>> $$
>> LANGUAGE plpgsql STRICT SECURITY DEFINER;
>
> Don't use column names in your functions that are the same as variable
> or parameter names of the function. This is working basically as if
> you'd written "SELECT null,null", because the output parameters are
> still null when the RETURN QUERY is executed.
>
use qualified names instead
RETURN QUERY
SELECT b.id, b.test
FROM bug_table b;
regards
Pavel Stehule
> regards, tom lane
>
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