Re: recovery_connections cannot start (was Re: master in standby mode croaks)

On Fri, Apr 23, 2010 at 7:28 PM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
> Robert Haas <robertmhaas@gmail.com> writes:
>> On Fri, Apr 23, 2010 at 7:12 PM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>>> I think from the user's point of view it does what it did before.
>>> The fact that the actual content of WAL changed was an implementation
>>> detail that users weren't aware of.  Now that we have two interacting
>>> features that affect WAL contents, it's getting too hard to hide that
>>> from users --- but I see no need to rename archive_mode.
>
>> Well, when people use their same settings that they used for 8.4 and
>> it doesn't work, you can field those reports...
>
> I would expect that they'll get an error message that makes it clear
> enough what to do ;-).  In any case, changing the name is hardly going
> to fix things so that 8.4 settings will still work, so why are you
> giving that case as an argument for it?

Principle of obvious breakage.

...Robert