摘要：用 mybatis-plus 插件自动生成的 selectByExample 或者 自己写的 sql 都会报错 Exception encountered during context initialization - cancelling refresh attempt: org.springfr 阅读全文

摘要：@Component 源码 /** * Indicates that an annotated class is a "component". 表名注解类是一个 “组件” * Such classes are considered as candidates for auto-detection * 阅读全文