4.0.0 spring-jdbc spring-jdbc com.baeldung parent-boot-3 0.0.1-SNAPSHOT ../../parent-boot-3 com.baeldung.spring.jdbc.batch.SpringJdbcBatchPerformanceApplication org.springframework.data spring-data-jdbc org.springframework.boot spring-boot-starter-jdbc com.h2database h2 com.mysql mysql-connector-j runtime org.postgresql postgresql runtime