Re: Not HOT enough

Simon Riggs <simon@2ndquadrant.com>

View thread

From: Simon Riggs <simon@2ndQuadrant.com>

To: Robert Haas <robertmhaas@gmail.com>

Cc: pgsql-hackers <pgsql-hackers@postgresql.org>

Date: 2011-11-23T00:25:34Z

Lists: pgsql-hackers

Attachments

fix_getsnapshotdata.v2.patch (application/octet-stream) patch v2

On Tue, Nov 22, 2011 at 11:40 PM, Simon Riggs <simon@2ndquadrant.com> wrote:

>> I think this is unsafe for shared catalogs.
>
> I think so too. Thats why it uses IsMVCCSnapshot() to confirm when it
> is safe to do so.
>

Ah, you mean access to shared catalogs using MVCC snapshots.

Fixed.

-- 
 Simon Riggs                   http://www.2ndQuadrant.com/
 PostgreSQL Development, 24x7 Support, Training & Services