Robert Haas wrote:
>> /* creates a parallel-enabled plan */
>> PQprepare(conn, "pstmt", "SELECT id FROM l WHERE val = $1", 1, NULL);
>> /* blows up with "cannot insert tuples during a parallel operation" */
>> PQexec(conn, "CREATE TABLE bad(id) AS EXECUTE pstmt('abcd')");
>
> Ouch. I missed that.
>
>> With Tobias' patch, this does not fail.
>>
>> I think we should either apply something like that patch or disable parallel
>> execution for prepared statements altogether and document that.
>
> I agree. I think probably the first option is better, but I might
> have to commit with one hand so I can hold my nose with the other.
Is there a better, more consistent approach for that?
Yours,
Laurenz Albe
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