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tanghe-report/doc/docs/guide/question.md

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## 其他
- 禁用flyway及切换底层数据库方案 <br>
[链接](https://my.oschina.net/u/4517014/blog/5269319) <br>
- 数据源数据集用法总结 <br>
[链接](https://my.oschina.net/u/4517014/blog/5270828) <br>
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- 使用Maven Install打包时报错 <br>
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![img.png](../picture/qusetion/img.png) <br>
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使用Maven Package进行打包 <br>
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<br>
## 版本问题:[开发环境参考](https://report.anji-plus.com/report-doc/guide/quicklyDevelop.html)
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- 底层数据库为Mysql8.0+时flyway执行SQL报错<br>
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- Node.js是V16版本时 npm install失败 <br>
- jdk使用1.7或者11及以上时编译打包不过 <br>
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<br>
![img](../picture/qusetion/img_4.png) <br>
<br>
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## 访问相关
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- 浏览器兼容性 <br>
当前未对部分浏览器做兼容性适配,推荐使用谷歌浏览器进行访问。<br>
已知IE白屏、部分版本的火狐浏览器拖动组件出现跳转新页面及无法返回的情况 <br>
<br>
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- 部署完进入系统点击预览大屏大屏提示“执行sql失败“ <br>
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![img](../picture/qusetion/img_3.png) <br>
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请先重置mysql数据源将mysql数据源的账号密码修改为你当前系统的账号密码。<br>
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<br>
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- 页面提示“404” <br>
1、确保访问地址无误根据部署方式的不同9095/9528 端口皆可以进入项目,如果一个不行试另一个端口 <br>
2、确定前端是否启动 <br>
3、确定后端是否启动 br>
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<br>
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## 执行源码编译脚本build.sh报错
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- 提示:“*** report-ui/dist/* *** No such file or directory” <br>
前端编译失败。<br>
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大部分原因是Node.js版本过高高于V14导致前端编译失败。 <br>
另一部分是Nodejs在编译执行初始化时会去下载一些依赖如果依赖下载不下来也会导致失败。<br>
<br>
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- 提示“report-core/target/aj-report-*.zip *** No such file or directory” <br>
后端编译失败。<br>
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可能原因有Maven版本过低/过高,导致后端编译失败 <br>
<br>
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- 使用eclipse进行源码编译时失败 <br>
失败的提示有很多这里建议换成IDEA <br>
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<br>
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- 使用IDEA进行源码编译时提示“*** openjdk-***” <br>
请使用jdk1.8
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<br>
## 启动服务相关
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- 提示“xxx The driver has not received any packets from the server” <br>
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连不上mysql。<br>
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1、确保软件打包正常 <br>
2、mysql版本不兼容详细看上面关于版本兼容性 <br>
3、bootstrap.yml中配置的mysql地址ip不对 <br>
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<br>
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- flyway执行报错1.0.10sql失败 <br>
错误提示Caused by: org.flywaydb.core.api.FlywayException: Validate failed: Detected failed <br>
migration to version 1.0.10 (create report share) <br>
请参考此 [Issue](https://gitee.com/anji-plus/report/issues/I47JNE) 解决此问题 <br>
<br>
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## 数据集相关
- 系统异常,后台日志显示“** Data too long for colum **<br>
1、建议不要使用 "select *" <br>
2、一张图表能承载的数据量是有限的太多则图表展示不出来、页面卡死等 <br>
3、必须使用 "select *" ,或者展示很多数据。解决方法,将测试预览的值删掉只剩一条,注意数据的结构 [{}] <br>
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