From: Eric.Boyer at insa-toulouse.fr (Eric BOYER)
Date: Wed, 28 Jun 2006 14:47:02 +0200
Subject: [Pljava-dev] java.lang.OutOfMemoryError
In-Reply-To: <44A25C49.6010907@tada.se>
References: <4492740D.4040302@insa-toulouse.fr>	<4492BB01.5060205@tada.se>
	<44965774.7050203@insa-toulouse.fr>	<44966070.4040806@tada.se>
	<44A134C6.5030003@insa-toulouse.fr>	<44A13A99.60406@tada.se>
	<44A258BA.10605@insa-toulouse.fr> <44A25C49.6010907@tada.se>
Message-ID: <44A27A46.6030407@insa-toulouse.fr>

just one thing

We always use the fonction execute and never executeUpdate for our 
operations ...


is it important ?

Thomas Hallgren a ?crit :

>Hi Eric,
>Some followup questions inline:
>
>Eric BOYER wrote:
>  
>
>>I will try to explain what are we doing :
>>We wan't to insert data in a db postgres.
>>The data come from a LDAP and concern information about computer account.
>>We are connected to the LDAP and inject data in our db.
>>    
>>
>Is this connection established from within a PL/Java function or do you 
>have a client application for that?
>
>  
>
>>In this db, triggers insert some data in the same db but bot in the 
>>same table which can launch triggers again, etc ...
>>
>>Finally, we generate a new LDAP and an Active Directory !
>>
>>We have about 5000 people to insert.
>>    
>>
>How big is your transaction? Is it one insert per commit or do you 
>insert them all in one go?
>
>  
>
>>with 512, it's OK
>>for exemple for 256 , it crash for about 2000 account
>>when we use 128, it crash earlier
>>
>>    
>>
>Sounds like each account consumes 100k of memory or more. Memory that 
>are never released. Do you have any static variables in your classes 
>(Map's List's etc.) that might hold on to the data? Are you careful to 
>close your ResultSet and Statements using try/finally clauses?
>
>Regards,
>Thomas Hallgren
>
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>
>  
>