| From: | Mithun Cy <mithun(dot)cy(at)enterprisedb(dot)com> |
|---|---|
| To: | Amit Kapila <amit(dot)kapila16(at)gmail(dot)com> |
| Cc: | Thom Brown <thom(at)linux(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Rafia Sabih <rafia(dot)sabih(at)enterprisedb(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com>, Beena Emerson <memissemerson(at)gmail(dot)com>, Jim Nasby <Jim(dot)Nasby(at)bluetreble(dot)com>, Michael Paquier <michael(dot)paquier(at)gmail(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Proposal : For Auto-Prewarm. |
| Date: | 2017-07-06 13:05:57 |
| Message-ID: | CAD__Ouhk_3dGEKqJU5AYnzeYuGY5maS26UJf=e9oGZEjdU0-mQ@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Thu, Jul 6, 2017 at 10:52 AM, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com> wrote:
> I am not able to understand what you want to say. Unlogged tables
> should be empty in case of crash recovery. Also, we never flush
> unlogged buffers except for shutdown checkpoint, refer BufferAlloc and
> in particular below comment:
-- Sorry I said that because of my lack of knowledge about unlogged
tables. Yes, what you say is right "an unlogged table is automatically
truncated after a crash or unclean shutdown". So it will be enough if
we just dump them during shutdown time.
--
Thanks and Regards
Mithun C Y
EnterpriseDB: http://www.enterprisedb.com
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