mall4cloud-common com.mall4j.cloud 1.0-SNAPSHOT 4.0.0 mall4cloud-common-database mall4cloud 数据库连接相关代码 jar com.mall4j.cloud mall4cloud-common-core ${project.version} org.mybatis.spring.boot mybatis-spring-boot-starter com.github.pagehelper pagehelper-spring-boot-starter com.mysql mysql-connector-j com.mall4j.cloud mall4cloud-api-leaf ${project.version}