Re: Emitting JSON to file using COPY TO

On 1/8/24 14:36, Dean Rasheed wrote:
> On Thu, 7 Dec 2023 at 01:10, Joe Conway <mail@joeconway.com> wrote:
>>
>> The attached should fix the CopyOut response to say one column.
>>
> 
> Playing around with this, I found a couple of cases that generate an error:
> 
> COPY (SELECT 1 UNION ALL SELECT 2) TO stdout WITH (format json);
> 
> COPY (VALUES (1), (2)) TO stdout WITH (format json);
> 
> both of those generate the following:
> 
> ERROR:  record type has not been registered


Thanks -- will have a look

-- 
Joe Conway
PostgreSQL Contributors Team
RDS Open Source Databases
Amazon Web Services: https://aws.amazon.com