springboot启动失败 Failed to configure a DataSource

springboot启动失败 Failed to configure a DataSource

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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

解决办法：
添加exclude

@SpringBootApplication(exclude = {DataSourceAutoConfiguration.class})