| From: | Andres Freund <andres(at)2ndquadrant(dot)com> |
|---|---|
| To: | Bruce Momjian <bruce(at)momjian(dot)us> |
| Cc: | Robert Haas <robertmhaas(at)gmail(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: getting rid of SnapshotNow |
| Date: | 2013-08-05 15:22:28 |
| Message-ID: | 20130805152228.GB10893@alap2.anarazel.de |
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| Thread: | |
| Lists: | pgsql-hackers pgsql-odbc |
On 2013-08-05 11:17:08 -0400, Bruce Momjian wrote:
> One interesting aspect of this patch is that the backend code is no
> longer even checking HEAP_MOVED_OFF and HEAP_MOVED_IN. However, we
> can't reuse those bits because they could be set from pre-9.0 rows.
The other tqual.c .satisfies routines still check it - and have to do
so.
It'd be nice to get rid of that, but this patch doesn't seem to get us
nearer towards it :(
Greetings,
Andres Freund
--
Andres Freund http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services
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