4.0.0 org.apache.openjpa openjpa-jdbc jar OpenJPA JDBC OpenJPA JDBC http://openjpa.apache.org org.apache.openjpa openjpa-parent 2.0.0-SNAPSHOT org.apache.openjpa openjpa-kernel ${pom.version} compile javax.xml.bind jaxb-api hsqldb hsqldb compile postgresql postgresql 8.1-407.jdbc3 maven-compiler-plugin 1.5 1.5