Re: [SPAM] - Re: [SPAM] - Re: JDBC HighLoad - Found word(s)

From: Dave Cramer <pg(at)fastcrypt(dot)com>
To: Stéphane RIFF <stephane(dot)riff(at)cerene(dot)fr>
Cc: Kris Jurka <books(at)ejurka(dot)com>, pgsql-jdbc(at)postgresql(dot)org
Subject: Re: [SPAM] - Re: [SPAM] - Re: JDBC HighLoad - Found word(s)
Date: 2005-02-04 13:36:17
Message-ID: 42037A51.1020306@fastcrypt.com
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Stephane,

Yes, that is true, but where do you get the connection from on the next
iteration of the loop ? The constructor of SQLoader.... so the next loop
it is gone.

Dave

Stéphane RIFF wrote:

> I thought that the m_conn.close() released the connection to the pool
> doesn't it ?
> If i close the connection at the end of the loop byt a
> SQLoader.close() this will
> make one connection for each thread. I want each thread ask a
> connection to the pool
> and released it after each update.
>
> Thanks for your time
> Bye
>
> Kris Jurka wrote:
>
>> On Fri, 4 Feb 2005, [ISO-8859-1] St�phane RIFF wrote:
>>
>>
>>
>>> Hello,
>>> I implement like you said in the last post but now i get some errors
>>> like this :
>>>
>>> 2005-02-04 09:03:26,234 : [WARN] SQLoader - java.sql.SQLException:
>>> org.apache.commons.dbcp.DelegatingPreparedStatement is closed.
>>> I attach the two class i you want to see
>>>
>>>
>>
>>
>> Your main loop is written:
>>
>> SQLoader sl = new SQLoader();
>> for(int i=0;i<100;i++) {
>> sl.saveTrame( ... );
>> }
>>
>> but the end of the saveTrame method you have:
>>
>> finally {
>> try {
>> m_conn.commit();
>> m_conn.close();
>>
>> This closes the connection on the first iteration of the loop. I'd
>> suggest something like adding SQLoader.close() which gets called at
>> the end of the for loop.
>>
>> Kris Jurka
>>
>> ---------------------------(end of broadcast)---------------------------
>> TIP 8: explain analyze is your friend
>>
>>
>>
>>
>
>
>

--
Dave Cramer
http://www.postgresintl.com
519 939 0336
ICQ#14675561

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