1.在Pom文件增加相应的片段<project xmlns="http://maven.apache.org/P
package tju.SpringBootAop.aspect;import org.aspectj.lang.annotation.Aspect;im
配置VM arguments:-Dspring.profiles.active=dev2.配置文件为application-dev.propertiesBean 用 @Profile(“dev”)注解标记
1.引入jar包 <dependency> <groupId>log4j</groupId> <artifactId>log4j</artifactId> <version>1.2.17</version></dependency><dependency> <groupId>mysql</groupId> <artifac
Mapper@Select("select * from book where id=${id}") Book selectBook(@Param("id") int id); @Select("select * from book where bookName=${yyy}")
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