| From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com>, Simon Riggs <simon(at)2ndquadrant(dot)com>, Kevin Grittner <Kevin(dot)Grittner(at)wicourts(dot)gov>, Fujii Masao <masao(dot)fujii(at)gmail(dot)com>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: recovery_connections cannot start (was Re: master in standby mode croaks) |
| Date: | 2010-04-23 23:33:09 |
| Message-ID: | h2x603c8f071004231633wc2dc52b8h4579190af2294fab@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Fri, Apr 23, 2010 at 7:28 PM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> Robert Haas <robertmhaas(at)gmail(dot)com> writes:
>> On Fri, Apr 23, 2010 at 7:12 PM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)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
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