Half of if的博客

package com.csf.rml.dao;import java.util.List;import com.csf.rml.entity.Muser;import org.apache.ibatis.annotations.Param;public interface MuserMapper { int deleteByPrimaryKey(@Param("id") ...

官网文档链接：https://mybatis.org/mybatis-3/zh/statement-builders.html /** * 测试连接 */ @Select("select 1 from dual") int testSqlConnent(); /** * 新增，参数是一个bean */ @In...