springboot 启动If you want an embedded database (H2, HSQL or Derby), please put it on the classpath

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).

解决

//加入排除 DataSourceAutoConfiguration 自动配置
@SpringBootApplication(exclude = DataSourceAutoConfiguration.class)