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出现的错误1.Failed to bind properties under ‘spring.datasource’ to javax.sql.DataSource:2.@org.springframework.beans.factory.annotation.Autowired(required=true)等原因（简洁说明）使用代码生成器的service层需要继承extends ISer...

使用mybaitsplus的代码生成器后CRUD出现错误的问题：java.lang.IllegalStateException: Unable to find a @SpringBootConfiguration, you need to use @ContextConfiguration or @SpringBootTest(classes=…) with your testNullPoi...