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Re: MultiXactId error after upgrade to 9.3.4 - Mailing list pgsql-hackers

From Andrew Gierth
Subject Re: MultiXactId error after upgrade to 9.3.4
Date
Msg-id 87a8ikq6zk.fsf@news-spur.riddles.org.uk
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In response to Re: MultiXactId error after upgrade to 9.3.4  (Robert Haas <robertmhaas@gmail.com>)
Responses Re: MultiXactId error after upgrade to 9.3.4  (Robert Haas <robertmhaas@gmail.com>)
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>>>>> "Robert" == Robert Haas <robertmhaas@gmail.com> writes:
>> Why is the correct rule not "check for and ignore pre-upgrade mxids>> before even trying to fetch members"?
Robert> I entirely believe that's the correct rule, but doesn'tRobert> implementing it require a crystal balll?

Why would it? Pre-9.3 mxids are identified by the combination of flag
bits in the infomask, see Alvaro's patch.

-- 
Andrew (irc:RhodiumToad)

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