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 |
Subject: | Re: [BUGS] SQL Bug |
Date: | 2016-10-06 10:44:51 |
Message-ID: | b361fa24-fd29-90b7-8812-db72a4280d04@iki.fi |
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Lists: | pgsql-bugs pgsql-sql |
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
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