| From: | Simon Riggs <simon(at)2ndQuadrant(dot)com> |
|---|---|
| To: | Robert Haas <robertmhaas(at)gmail(dot)com> |
| Cc: | "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: parallel mode and parallel contexts |
| Date: | 2015-01-07 10:04:44 |
| Message-ID: | CA+U5nMK5SOgyAzQ4xtwp1y_0tnBRsuB2RhREiGQOBXLRy42zwg@mail.gmail.com |
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| Lists: | pgsql-hackers |
On 6 January 2015 at 21:37, Simon Riggs <simon(at)2ndquadrant(dot)com> wrote:
> I get it now and agree
Yes, very much.
Should we copy both the top-level frame and the current subxid?
Hot Standby links subxids directly to the top-level, so this would be similar.
If we copied both, we wouldn't need to special case the Get functions.
It would still be O(1).
> but please work some more on clarity of
> README, comments and variable naming!
Something other than "top" sounds good.
--
Simon Riggs http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services
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