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Merge pull request #1740 from iuhoay/patch-1

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dingxiaobo 2023-04-14 09:53:53 +08:00 committed by GitHub
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hdfsreader/doc/hdfsreader.md
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@ -172,14 +172,14 @@ HdfsReader实现了从Hadoop分布式文件系统Hdfs中读取文件数据并转
用户可以指定Column字段信息，配置如下：
```json
{
{
"type": "long",
"index": 0 //从本地文件文本第一列获取int字段
},
{
},
{
"type": "string",
"value": "alibaba" //HdfsReader内部生成alibaba的字符串字段作为当前字段
}
}
```
对于用户指定Column信息，type必须填写，index/value必须选择其一。