Action: Consider the following: If you want an embedded database (H2, HSQL or Derby), please put i

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APPLICATION FAILED TO START

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Description:

Failed to configure a DataSource: ‘url’ attribute is not specified and no embedded datasource could be configured.

Reason: Failed to determine a suitable driver class

Action:

Consider the following:
If you want an embedded database (H2, HSQL or Derby), please put it on the classpath.
If you have database settings to be loaded from a particular profile you may need to activate it (no profiles are currently active).
错误非常明显，因为在spring的pom文件中写入了和数据库有关的依赖，这时候就需要在application.properties文件中进行相关的配置，或者将相关的依赖进行删除，就可以解决这个问题。代码如下

spring.datasource.url=jdbc:mysql://localhost:3306/springbootdata?serverTimezone=UTC
spring.datasource.username=root
spring.datasource.password=root