1. log4jdbc-log4j2 라이브러리 추가(build.gradle) // https://mvnrepository.com/artifact/org.bgee.log4jdbc-log4j2/log4jdbc-log4j2-jdbc4.1 implementation group: 'org.bgee.log4jdbc-log4j2', name: 'log4jdbc-log4j2-jdbc4.1', version: '1.16' 2. application.properties의 datasource url, driver-class-name 변경 # db #spring.datasource.driverClassName=org.mariadb.jdbc.Driver spring.datasource.driver-class-name=net.sf..