The prerequisite is that you need the DataNucleus Maven2 plugin installed. You can download this plugin from the DataNucleus downloads area.
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Set the database configuration in "src/main/resources/META-INF/persistence.xml"
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Make sure you have the JDBC driver jar specified in the "pom.xml" file
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Run the command: "mvn clean compile" This builds everything, and enhances the classes
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Run the command: "mvn datanucleus:schema-create" This creates the schema
[... run some persistence code ...]
- Run the command: "mvn datanucleus:schema-delete" This deletes the schema