从ORACLE日志归档模式到HIVE2时，字段类型有问题
- Dominant language
- Java
- Stars
- 4.1k
- Forks
- 1.7k
- PR merge metrics
- No merged PRs in 30d
Description
### Search before asking
- [ ] I had searched in the [issues](https://github.com/DTStack/chunjun/issues) and found no similar question.
- [ ] I had googled my question but i didn't get any help.
- [ ] I had read the documentation: [ChunJun doc](https://dtstack.github.io/chunjun) but it didn't help me.
### Description
这是oracle的数据库，V2字段为NUMBER类型
这是配置文件
，在配置文件中V2字段为LONG类型
这儿在断点进来的时候V2却为string类型了，问一下，这个数据类型是怎么生成的，相关的代码在哪里？
### Code of Conduct
- [X] I agree to follow this project's [Code of Conduct](https://www.apache.org/foundation/policies/conduct)
Contributor guide
Assessment
This issue has not been assessed yet.