Re: Does PLPythonU support COPY table FROM string?

On 08/28/2015 05:58 AM, Dominik Czarnota wrote:
> Hello,
>
> Is there any possibility to make COPY from list of records in PLPythonU?
>
> I've tried to simply call `plpy.execute(query)` with such query:
>
> COPY table (field1, field2, field3) FROM STDIN DELIMITER',';
> val1,val2,val3
> \.
>
> But it fails with not so explicit error:
> ProgrammingError: (psycopg2.ProgrammingError) spiexceptions.SyntaxError:
> syntax error at or near "val1"
> LINE 2: val1,val2,val3
>          ^

The above is a psycopg2 error, so where are you running this and how?

>
> However the same thing works in psql.
>
> After some googling I found out that it doesn't work inside sql
> functions because there is no STDIN (
> http://www.postgresql.org/message-id/000501c5acc9$83747aa0$0501a8c0@plexus
> ).
>
>
> I've got working solution which was saving tmp file and then calling
> `COPY table FROM 'path'` but that's not cool.
>
> Did I miss something in plpythonu api? If not, where can I post "feature
> request" for that?
> Or can you point me place where I could dig into the code and implement it?
>
>
> ----
> Dominik Czarnota


--
Adrian Klaver
adrian.klaver@aklaver.com