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From: Andrew Dunstan <andrew@dunslane.net>
To: Matthias Kurz <m.kurz@irregular.at>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: Jim Nasby <Jim.Nasby@bluetreble.com>
Cc: pgsql-hackers@postgresql.org
Subject: Re: Alter or rename enum value
Date: Fri, 25 Mar 2016 14:50:30 -0400
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On 03/25/2016 04:13 AM, Matthias Kurz wrote:
>
> Hopefully at the commitfest at least the transaction limitation 
> will/could be tackled - that would help us a lot already.
>
>

I don't believe anyone knows how to do that safely. Enums pose special 
problems here exactly because unlike all other types the set of valid 
values is mutable.

cheers

andre



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