Re: [BUGS] SQL Bug

Dear Heikki,

Still same error msg.

select * from connectby('emp','empid','mgrid','1','0')
AS t(keyid text, parent_keyid text, level int);

ERROR: invalid return type
DETAIL: SQL key field type text does not match return key field type integer.
********** Error **********

ERROR: invalid return type
SQL state: 42804
Detail: SQL key field type text does not match return key field type integer.

Thanks&Regards,
M.Bujji Babu.

----- Original Message -----
From: "Heikki Linnakangas" <hlinnaka(at)iki(dot)fi>
To: "Bujji Babu" <bujji(dot)babu(at)heales(dot)com>, pgsql-bugs(at)postgresql(dot)org, pgsql-sql(at)postgresql(dot)org
Sent: Thursday, 6 October, 2016 11:44:51 AM
Subject: Re: [BUGS] SQL Bug

On 10/06/2016 01:22 PM, Bujji Babu wrote:
> Version string: PostgreSQL 9.5.4 on x86_64-pc-linux-gnu, compiled by gcc (GCC) 4.8.5 20150623 (Red Hat 4.8.5-4), 64-bit
> Please let me know if anyone knows how to fix this. below query works fine in version 9.4.
> select * from connectby('emp','empid','mgrid','1',0)
> AS t(keyid text, parent_keyid text, level int);
>
> ERROR: invalid return type DETAIL: SQL key field type text does not match return key field type integer. ********** Error ********** ERROR: invalid return type SQL state: 42804 Detail: SQL key field type text does not match return key field type integer.

Try:

select * from connectby('emp','empid','mgrid','1','0')
AS t(keyid integer, parent_keyid integer, level int);

connectby() was made more strict about the datatypes matching in 9.5.
See commit 37507962c3d2123b0f21c50d6172fd0b1e059fe7.

- Heikki