Bruce Momjian <bruce(at)momjian(dot)us> writes:
> Can someone explain why pg_stat_activity has a column named procpid and
> not simply pid? 'pid' is that pg_locks uses, and 'procpid' is redundant
> (proc-process-id). A mistake?
Mistake or not, it's about half a dozen releases too late to change it.
regards, tom lane