No MyBatis mapper was found in '[com.wuji.springboot]' package. Please check your configuration. 这个原因是启动器上要添加:@MapperScan("com.wuji.mapper")注解,让Spring发现创建此接口实例…
今天发现spring-boot继承mybatis启动时老是出现WARN: org.mybatis.spring.mapper.ClassPathMapperScanner - No MyBatis mapper was found in '[com.aaa.bbb]' package. Please check your configuration. 使用的tk的开源项目进行mybatis集成 查了好多解决方案但是没生效,最后在一篇文章中看到: doScan()会扫描启动类同级目录下的mappe…
在集成Spring + mybaits时出现以下警告 org.mybatis.spring.mapper.MapperScannerConfigurer$Scanner.main No MyBatis mapper was found in 'com.***.dao.impl' package. Please check your configuration. 出现以上情况是因为你的配置文件写多了这一段, <bean class="org.mybatis.spring.mapper.Map…
spring boot 启动类一定要放置到包的根目录下,也就是和所有包含java文件的包在同一级目录.将会将同一目录下的包扫描成bean. 如果不放置在根目录下,将会提示 no mybatis mapper was found 2017-11-28 10:30:12.048 WARN 3852 --- [ main] o.m.s.mapper.ClassPathMapperScanner : No MyBatis mapper was found in '[com…
MyBatis mapper文件中的变量引用方式#{}与${}的差别 #{},和 ${}传参的区别如下:使用#传入参数是,sql语句解析是会加上"",当成字符串来解析,这样相比于$的好处是比较明显对的吧,#{}传参能防止sql注入,如果你传入的参数为 单引号',那么如果使用${},这种方式 那么是会报错的另外一种场景是,如果要做动态的排序,比如 order by column,这个时候务必要用${}select * from table order by 'name' ,这样是没用目前…
1.Question Description: sometimes, POJO bean contains another bean or collection as property, it's suitable for select data from more than one table. 2. Solution: 2.1 mybatis mapper file , for example: <mapper namespace="cn.net.syl.dao.ProductsMap…