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
原因：
没有配置数据源，但springboot默认启用了数据源配置
解决办法：
启动类添加exclude参数，不启用DataSource
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
原因：
没有配置数据源，但springboot默认启用了数据源配置
解决办法：
启动类添加exclude参数，不启用DataSource