Re: [HACKERS] JDBC connections to 9.1

On Mon, Apr 18, 2011 at 11:14 AM, Mike Fowler <mike@mlfowler.com> wrote:
> On 18/04/11 15:57, Tom Lane wrote:
>>
>> Bernd Helmle<mailings@oopsware.de>  writes:
>>>
>>> If i am reading it correct, it reads "UTF8" from the backend, while
>>> expecting "UNICODE" only. Not sure what change has caused this,
>>> though.
>>
>> I am --- when I redid the GUC assign_hook logic a few weeks ago,
>> I changed the client_encoding code so that it shows the normalized
>> (official) name of the encoding, not whatever random string the client
>> sent over.  For instance, previous versions:
>>
>> regression=# set client_encoding = 'UnIcOdE';
>> SET
>> regression=# show client_encoding ;
>>  client_encoding
>> -----------------
>>  UnIcOdE
>> (1 row)
>>
>> versus HEAD:
>>
>> regression=# set client_encoding = 'UnIcOdE';
>> SET
>> regression=# show client_encoding ;
>>  client_encoding
>> -----------------
>>  UTF8
>> (1 row)
>>
>> I wasn't aware that JDBC would fail on that.  It's pretty annoying that
>> it does, but maybe we should grin and bear it, ie revert the change to
>> canonicalize the GUC's value?
>>
>>                        regards, tom lane
>>
> Am I right in thinking that would be that change committed on the 7th
> (http://archives.postgresql.org/pgsql-committers/2011-04/msg00039.php) ?
> I've just run the JDBC test build on my machine and it fails dismally with
> this very message repeated over and over again. What concerns me most is
> that (assuming my dates are right) the JDBC driver has been broken for 11
> days and no one noticed. This would lead me to believe that there is no JDBC
> build server. What would it take to set one up? If someone can point me to a
> test machine I'd happily assist in setting one up.
>
> As for the breakage itself I'm OK with a new driver version for a new
> database version and from my experience people expect that. I recall a
> number of people asking me if an 8.4 driver would be OK to use against 9
> before the 9 version was stable.
>
> Regards,
>

One would need a machine which supports java 1.4, 1.5, and 1.6 since
the driver builds all 3 versions. There's actually a 4th between 1.4
and 1.5 but I don't recall the specifics

Dave

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> Mike Fowler
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