4.0.0 persistence-libraries 1.0-SNAPSHOT java-sql2o persistence-modules com.baeldung 1.0.0-SNAPSHOT .. org.sql2o sql2o ${sql2o.version} org.hsqldb hsqldb ${hsqldb.version} test junit junit ${junit.version} test org.apache.maven.plugins maven-compiler-plugin 8 8 2.4.0 4.12 1.6.0