Jaime Casanova <jcasanov(at)systemguards(dot)com(dot)ec> writes:
> When we perform a test migration of the data we found some errors on
> the logs, one of them is this one:
> """
> mic=# ALTER TABLE tcom_invitacion ADD primary key (id_invitacion);
> NOTICE: ALTER TABLE / ADD PRIMARY KEY will create implicit index
> "tcom_invitacion_pkey" for table "tcom_invitacion"
> ERROR: concurrent insert in progress
> """
Can you provide a reproducible test case?
regards, tom lane