On Mon, Aug 14, 2017 at 9:59 PM, Craig Ringer <cr...@2ndquadrant.com> wrote:
> The bits are set, those macros just test to exclude the special meaning of
> both bits being set at once to mean "frozen".
> I was reluctant to filter out  HEAP_XMIN_COMMITTED and HEAP_XMIN_INVALID
> when we detect that it's frozen, because that could well be misleading when
> debugging.

I don't think so -- the "committed" and "invalid" meanings are
effectively canceled when the "frozen" mask is present.

I mean, "committed" and "invalid" contradict each other...

Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org)
To make changes to your subscription:

Reply via email to