Re: getting rid of SnapshotNow

Tom Lane <tgl@sss.pgh.pa.us>

From: Tom Lane <tgl@sss.pgh.pa.us>
To: Robert Haas <robertmhaas@gmail.com>
Cc: pgsql-hackers@postgresql.org
Date: 2013-07-26T13:18:07Z
Lists: pgsql-hackers
Robert Haas <robertmhaas@gmail.com> writes:
> On Fri, Jul 26, 2013 at 8:49 AM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>> What about SnapshotSelf?

> Well, that's still used in _bt_check_unique, unique_key_recheck
> (trigger function to do a deferred uniqueness check), RI_FKey_check,
> and rather extensively by sepgsql.  I don't really have much desire to
> do the work to get rid of it, though.

Hm.  I agree the first three may be all right, but I can't help
suspecting that sepgsql is doing the wrong thing here.

			regards, tom lane