persistence@glassfish.java.net

Re: How to change SQL-statements for Persistence Unit

From: Sanjeeb Kumar Sahoo <Sanjeeb.Sahoo_at_Sun.COM>
Date: Mon, 20 Mar 2006 13:17:40 +0530

Hi Dmitry,

Your persistence.xml looks perfect.

Pramod,
Is Dmitry's issue a known issue?

Thanks,
Sahoo
Dmitry Mozheyko wrote:

>-----Original Message-----
>From: Sanjeeb Kumar Sahoo <Sanjeeb.Sahoo_at_Sun.COM>
>To: persistence_at_glassfish.dev.java.net
>Date: Fri, 17 Mar 2006 17:49:48 +0530
>Subject: Re: How to change SQL-statements for Persistence Unit
>
>
>
>>Dmitry Mozheyko wrote:
>>
>>
>>
>>>>Did you specify any platform in you persistence.xml? The code tries to
>>>>autodetect the database type, but if you specify it explicitly, your
>>>>value will be used instead.
>>>>
>>>>
>>>>
>>>>
>>>Where i can find docs, examples about this file?
>>>
>>>
>>>
>>>
>>https://glassfish.dev.java.net/javaee5/persistence/entity-persistence-support.html#persistence.xml
>>
>>Can you send contents of your persistence.xml? Ideally, you don't have
>>to use any special property to inform the runtime that you are using
>>Postgress. It should be automatically detected for you.
>>
>>Thanks,
>>Sahoo
>>
>>
>>
>
>Content of my persistence.xml:
>
><?xml version="1.0" encoding="UTF-8"?>
><persistence xmlns="http://java.sun.com/xml/ns/persistence">
> <persistence-unit name="em" transaction-type="JTA">
> <jta-data-source>jdbc/PostgreSQL</jta-data-source>
> <properties>
> <property name="ddl-generation" value="createtables"/>
> </properties>
> </persistence-unit>
></persistence>
>
>"jdbc/PostgreSQL" - jndi name of my jdbc-resource.
>
>Thanks, Dmitry
>
>