Spring Data JPA -1-CRUD入门

1） 引入jar包支持

 1 <dependency>
 2     <groupId>org.springframework.boot</groupId>
 3     <artifactId>spring-boot-starter-data-jpa</artifactId>
 4 </dependency>
 5 
 6 <!-- 数据库支持 -->
 7 <dependency>
 8         <groupId>mysql</groupId>
 9         <artifactId>mysql-connector-java</artifactId>
10 </dependency>

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