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4月24日 Failed to determine a suitable driver class
出现 在一个SpringCloud项目里，启动子服务出现以下报错
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*************************** APPLICATION FAILED TO START ***************************
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 cl
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).
