按照課程配置。

<dependency>
? <groupId>org.springframework.boot</groupId>
? <artifactId>spring-boot-starter-data-jpa</artifactId>

</dependency>

? ? ?<dependency>
? ? ? ? ?<groupId>org.springframework.boot</groupId>
? ? ? ? ?<artifactId>spring-boot-starter-jdbc</artifactId>
? ? ?</dependency>

<dependency>
? <groupId>mysql</groupId>
? <artifactId>mysql-connector-java</artifactId>

</dependency>

spring:
profiles:
active: dev
datasource:
? ? ?driver-class-name: com.mysql.jdbc.Driver
? ? ?url: jdbc:mysql://localhost:3306/dbgirl
? ? ?username: ****
? ? ?password: ***
jpa:
? ? ?hibernate:
? ? ?ddl-auto: create
? ? ?show-sql: true

運行報錯。

Description:

Cannot determine embedded database driver class for database type NONE

Action:

If you want an embedded database please put a supported one on the classpath. If you have database settings to be loaded from a particular profile you may need to active it (no profiles are currently active).