Re: BUG #15828: Server crashes inside CloneRowTriggersToPartition

> The following bug has been logged on the website:
>
> Bug reference:      15828
> Logged by:          Alexander Lakhin
> Email address:      exclusion@gmail.com
> PostgreSQL version: 12beta1
> Operating system:   Ubuntu 18.04
> Description:        
>
> When running in parallel two queries (modified excerpts from
> src/test/regress/ join.sql and update.sql):
The patch to reproduce the crash on master is attached,
With the patch applied, you can execute
'EXTRA_TESTS="--schedule=test_schedule" make check' and get:
...
test stats                        ... ok          642 ms
parallel group (2 tests):  join1 update1
     join1                        ... FAILED       43 ms
     update1                      ... FAILED (test process exited with
exit code 2)      530 ms
============== shutting down postmaster               ==============
...

Best regards,
Alexander