从ORACLE日志归档模式到HIVE2时，字段类型有问题

[sunrfun]

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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？

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[ll076110]

因为hive插件会自动建表，建表语句字段全是string。