4.0.0 java-jpa java-jpa com.baeldung persistence-modules 1.0.0-SNAPSHOT org.hibernate hibernate-core ${hibernate.version} org.hibernate hibernate-jpamodelgen ${hibernate.version} com.h2database h2 ${h2.version} javax.persistence javax.persistence-api ${javax.persistence-api.version} org.eclipse.persistence eclipselink ${eclipselink.version} runtime org.postgresql postgresql ${postgresql.version} runtime org.apache.maven.plugins maven-compiler-plugin ${maven-compiler-plugin.version} -proc:none org.bsc.maven maven-processor-plugin ${maven-processor-plugin.version} process process generate-sources target/metamodel org.hibernate.jpamodelgen.JPAMetaModelEntityProcessor org.codehaus.mojo build-helper-maven-plugin ${build-helper-maven-plugin.version} add-source generate-sources add-source target/metamodel 5.4.0.Final 2.7.4 2.2 3.3.3 3.0.0