insert into admin(username,password,role)  values('admin','admin','role_admin');

<dependency>
     <groupId>org.springframework.boot</groupId>
     <artifactId>spring-boot-starter-jdbc</artifactId>
     <version>1.2.4.RELEASE</version>
     </dependency>

spring.datasource.driver-class-name=com.mysql.jdbc.Driver
     spring.datasource.url=jdbc:mysql://localhost:3306/exampleDB
     spring.datasource.username=root
     spring.datasource.password=root