今天同事写一个查询接口的时候,出错:元素内容必须由格式正确的字符数据或标记组成. 错误原因:mybatis查询的时候,需要用到运算符 小于号:< 和 大于号: >,在mybatis配置文件里面,这种会被认为是标签,所以解析错误 错误事例: select <include refid="Base_Column_List" /> from t_time_interval where status <> 99 and time_intvl_id >
java.lang.UnsupportedClassVersionError eclipse中使用maven插件的时候,运行run as maven build的时候报错 -Dmaven.multiModuleProjectDirectory system propery is not set. Check $M2_HOME environment variable and mvn script match. 可以设一个环境变量M2_HOME指向你的maven安装目录 M2_HOME=D:\Ap
原查询 select sum(case when age<=16 then 1 else 0 end ) age1, sum(case when age>16 and age<=25 then 1 else 0 end ) age2, sum(case when age>25 and age<=35 then 1 else 0 end ) age3, sum(case when age>35 and age<=45 then 1 else 0 end ) age4
近日使用myeclipse 部署web项目,启动tomcat时报错: SEVERE: Error waiting for multi-thread deployment of directories to completehostConfig.deployWar=Deploying web application archive {0} java.util.concurrent.ExecutionException: java.lang.OutOfMemoryError: Java heap s
dubbo项目: 启动项目报错:(web端) org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'userController': Unsatisfied dependency expressed through field 'userService'; nested exception is org.springframework.beans.facto