Re: tracking commit timestamps - Mailing list pgsql-hackers

From Michael Paquier
Subject Re: tracking commit timestamps
Date
Msg-id CAB7nPqTEh2eczkc6DUitFzv_f680Mh1EoS9HdyxX+NkbfbZCyw@mail.gmail.com
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In response to Re: tracking commit timestamps  (Jim Nasby <Jim.Nasby@BlueTreble.com>)
List pgsql-hackers
On Thu, Nov 13, 2014 at 7:56 AM, Jim Nasby <Jim.Nasby@bluetreble.com> wrote:
> On 11/12/14, 7:06 AM, Petr Jelinek wrote:
>>
>>   - if the xid passed to get interface is out of range -infinity timestamp
>> is returned (I think it's bad idea to throw errors here as the valid range
>> is not static and same ID can start throwing errors between calls
>> theoretically)
>
>
> Wouldn't NULL be more appropriate?
Definitely. Defining a given value for information not valid is awkward.
-- 
Michael



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