4.0.0 spring-data-jpa-repo spring-data-jpa-repo com.baeldung parent-boot-2 0.0.1-SNAPSHOT ../../parent-boot-2 org.springframework.boot spring-boot-starter-web org.springframework.boot spring-boot-starter-data-jpa org.springframework.boot spring-boot-starter-data-jdbc mysql mysql-connector-java org.postgresql postgresql com.h2database h2 org.springframework spring-oxm