Andrew Dunstan <andrew@dunslane.net> writes:
> On 10/17/2010 03:17 PM, Tom Lane wrote:
>> I think what this says is that we cannot allow any manipulations that
>> involve an uncommitted enum value. Probably the easiest way is to make
>> the ALTER TYPE operation disallowed-inside-transaction-block. That's
>> pretty ugly, but doesn't seem like a serious restriction in practice
>> (though for example it'd mean we couldn't use it in pg_dump).
> Even in binary upgrade mode?
Binary upgrade can probably be treated as a special case.
regards, tom lane
