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Re: [pgadmin-support] Reconnection problem.

From: Guillaume Lelarge <guillaume(at)lelarge(dot)info>
To: Dave Page <dpage(at)pgadmin(dot)org>
Cc: PgAdmin Support <pgadmin-support(at)postgresql(dot)org>, pgadmin-hackers <pgadmin-hackers(at)postgresql(dot)org>, Piotr Czekalski <pczekalski(at)techbaza(dot)pl>
Subject: Re: [pgadmin-support] Reconnection problem.
Date: 2011-05-02 21:37:50
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgadmin-hackerspgadmin-support
On 05/02/2011 10:09 PM, Guillaume Lelarge wrote:
> On 05/02/2011 10:20 AM, Dave Page wrote:
>> On Sun, May 1, 2011 at 4:32 PM, Guillaume Lelarge
>> <guillaume(at)lelarge(dot)info> wrote:
>>> Hi,
>>> On 04/26/2011 12:46 PM, Piotr Czekalski wrote:
>>>> [...]
>>>> I'd would appreciate such feature, because working over GSM modem, which
>>>> is common to the administrators novadays (I think) is a nightmare ;-).
>>> Got a patch that works. See the attachment. If the query fails, it
>>> checks if it's because of a bad connection. If connection is bad, it
>>> resets it, and executes once again the query. If it still fails, you
>>> have the usual error message. If it succeeds, you won't even notice that
>>> it had to reset the connection.
>>> I don't see any issue with this patch, but would like others to get a
>>> look. It's wxThread and that kind of stuff is not really my thing
>>> (threading... eeks).
>>> And one more question, we're really early in beta stage. Usually, it
>>> would have to wait a few months to get commited in next dev cycle. But
>>> it is so early in this stage (actually, beta 1 is not even announced
>>> yet), and it would be a so much welcomed patch that I think it could be
>>> commited for this release (ie, 1.14).
>>> Any opinions, objections, ideas?
>> You cannot just reconnect silently in a patch like this - the user may
>> have created temp tables or otherwise modified the connection-specific
>> environment before the connection was lost. Blindly reconnecting and
>> then executing the query could have disastrous effects.
> Indeed, you're right. I knew I forgot something important with this patch :)
> Too bad, because I really liked the silent reconnection. Well, I suppose
> I'll have to change this to make it verbose.

Something more like this, then?


Attachment: resetconn_v2.patch
Description: text/x-patch (2.0 KB)

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