MyBatis输出SQL日志

# application.yml
mybatis:
  configuration:
    log-impl: org.apache.ibatis.logging.stdout.StdOutImpl
# 等价于application.properties
mybatis.configuration.log-impl=org.apache.ibatis.logging.stdout.StdOutImpl

<configuration>
    <settings>
        <setting name="logImpl" value="STDOUT_LOGGING"/>
    </settings>
</configuration>

# application.yml
logging:
  level:
    com.example.demo.mapper: debug
# 等价于application.properties
logging.level.com.example.demo.mapper=debug