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Re: Writing Commit Status hint bits (was Re: [HACKERS] Constant WAL replay) - Mailing list pgsql-patches

From Tom Lane
Subject Re: Writing Commit Status hint bits (was Re: [HACKERS] Constant WAL replay)
Date
Msg-id 11264.1121826274@sss.pgh.pa.us
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In response to Writing Commit Status hint bits (was Re: [HACKERS] Constant WAL replay)  (Simon Riggs <simon@2ndquadrant.com>)
Responses Re: Writing Commit Status hint bits (was Re: [HACKERS] Constant  (Simon Riggs <simon@2ndquadrant.com>)
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Simon Riggs <simon@2ndquadrant.com> writes:
> Short patch enclosed to turn off writing of commit-status hint bits.

Doesn't this entirely destroy the ability to truncate clog, and
therefore the ability to survive XID wraparound?

It probably also breaks subxact and multixact logging, but I haven't
looked closely...

            regards, tom lane

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