三阶段第一天要导入的那些包

        
        
            org.mybatis
            mybatis
            3.4.6
        

        
        
            mysql
            mysql-connector-java
            5.1.47
            runtime
        
        
        
            junit
            junit
            4.12
            test
        

        
        
            org.projectlombok
            lombok
            1.18.22
            provided
        

        
        
            ch.qos.logback
            logback-classic
            1.2.3
            test