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:heart_eyes: springMVC+Spring+Mybatis框架 : 简单的员工部门管理系统,SSM入门超实用demo

Java 30.44% TSQL 69.35% JavaScript 0.21%

ssmemployeeanddepartment's Introduction

新增sql数据库文件

com.hjsjy.crud.sql包中,需要的可以自己导入到数据库中

SSMEmployeeAndDepartMent 遇到的一些BUG解决办法和项目经验总结(都已经解决)

spring单元测试

  • 真的是个坑 ,报错原因是因为spring版本的冲突,遇到错的兄弟可以看下自己的maven 目录下所有的 org.spring下的jar包是不是版本都一样,一定要一样,尤其时* * * spring-test.

数据库重新自增(两个解决方法)

  • 方法① USE 数据库名; DELETE FROM 表名 ALTER TABLE 表名 auto_increment = 1;
  • 方法②USE 数据库名; TRUNCATE TABLE 表名;

数据库插入中文数据数据显示???

  • 解决办法:url后面加上这个 ?characterEncoding=utf-8.

路径问题

  • 要先将webapp mark as resources(idea).

setAttribute报错

  • 可能是 jsp-api没加入maven.

写jquery调用方法的时候尽量先写分号要不然很容易忘,出错也很难查找。

数据校验很重

  • 前端校验 后端校验 数据库校验.
  • jquery 前端校验。ajax用户名重复校验 后端校验(JRS303 ).

分页排序问题

  • 看看是不是 mapper.xml下 动态sql的 order by XX 没有执行.

ssmemployeeanddepartment's People

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narojay avatar

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