Hi,

this is possible.

See https://github.com/apache/aries/blob/trunk/jpa/jpa-container/src/main/java/org/apache/aries/jpa/container/impl/ManagedEMF.java#L74-L76

It registers with config admin. So you can create a config file etc/org.apache.aries.jpa.<persistence-unit-name>.cfg.
Inside you set the properties you want to override.

Christian

On 19.11.2015 08:26, conejo wrote:
Hello. I have a doubt.
Is there any way to make persistence.xml file parameters are dynamic?
For example, hibernate.show_sql or hibernate.dialect



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Christian Schneider
http://www.liquid-reality.de

Open Source Architect
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