From: | Ron <ronljohnsonjr(at)gmail(dot)com> |
---|---|
To: | pgsql-general(at)lists(dot)postgresql(dot)org |
Subject: | Re: type bug? |
Date: | 2021-10-06 05:21:07 |
Message-ID: | 5ab20c6a-f8d0-43e8-09c3-ef670c350739@gmail.com |
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Thread: | |
Lists: | pgsql-general |
What version of Postgresql do you think has the bug?
Where did you get the Postgresql binaries from?
What platform?
On 10/5/21 10:50 PM, ml(at)ft-c(dot)de wrote:
> Hello,
>
> there is a bug with types in functions. Here is an example:
>
> --drop type xyz;
> create type xyz as ( x numeric, y numeric, z numeric );
>
> --drop table test_xyz ;
> create table test_xyz ( a int, b xyz, c xyz );
> insert into test_xyz values
> ( 1,(11.1, 12.3, 14.5 ), (22.2, 22.3, 24.5 ) ) ;
>
> --drop function test_xyz() ;
> create function test_xyz() returns table ( a xyz, b xyz) as
> $$
> select b, c from test_xyz ;
> $$ language sql ;
>
> --drop function test_xyz2() ;
> create function test_xyz2() returns table ( b xyz) as
> $$
> select b from test_xyz ;
> $$ language sql ;
>
> --drop function test_xyz3() ;
> create function test_xyz3() returns table ( b xyz) as
> $$
> declare
> bb xyz;
> cc xyz;
> begin
> select b, c into bb, cc from test_xyz ;
> return bb ;
> end;
> $$ language plpgsql ;
> -- ------
> select * from test_xyz() ;
> select * from test_xyz2() ; -- 3 columns, but 1 should be correct?
> select b from test_xyz2() ; -- error
> select x from test_xyz2() ; -- never declared column
> select * from test_xyz3() ; -- compiling error
> -- ------
>
> (I am not a member of the pg-developer mailinglist. )
>
> Franz
>
>
>
--
Angular momentum makes the world go 'round.
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