Re: [pgadmin-support] Reconnection problem.

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.

--
Guillaume
http://www.postgresql.fr
http://dalibo.com