Re: Parallel Scan Bug: invalid attnum: 0

Steve Randall <srandall@s3.com> writes:
> running pg 9.6.1 on AWS
> max_parallel_workers_per_gather = 4
> This only occurs in some schemas, not all.  The affected schemas have
> approx 1 million rows in the table.  Much larger schemas (65 million rows)
> and smaller schemas(100K rows) do not have the problem.

FWIW, I failed to duplicate this from the information provided.
Can you get us EXPLAIN output for the troublesome case, or does it
fail before printing the EXPLAIN output?  How about a stack trace
from the errfinish call?

            regards, tom lane