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Re: Patch: Write Amplification Reduction Method (WARM) - Mailing list pgsql-hackers

From Pavan Deolasee
Subject Re: Patch: Write Amplification Reduction Method (WARM)
Date
Msg-id CABOikdPg3QKXT52wKqCLmd=4EohBBOw_-u6Z6+NW4nxh3f7_Nw@mail.gmail.com
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In response to Re: Patch: Write Amplification Reduction Method (WARM)  (Robert Haas <robertmhaas@gmail.com>)
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On Thu, Mar 30, 2017 at 7:55 PM, Robert Haas <robertmhaas@gmail.com> wrote:
 but
try to access the TOAST table would be fatal; that probably would have
deadlock hazards among other problems.

Hmm. I think you're right. We could make a copy of the heap tuple, drop the lock and then access TOAST to handle that. Would that work?

Thanks,
Pavan

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

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