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https://issues.apache.org/jira/browse/FLINK-3655?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15210081#comment-15210081
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Robert Metzger commented on FLINK-3655:
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Thank you for opening a JIRA for this feature request.
I think its a good idea and it shouldn't be too difficult to implement.
> Allow comma-separated or multiple directories to be specified for
> FileInputFormat
> ---------------------------------------------------------------------------------
>
> Key: FLINK-3655
> URL: https://issues.apache.org/jira/browse/FLINK-3655
> Project: Flink
> Issue Type: Improvement
> Components: Core
> Affects Versions: 1.0.0
> Reporter: Gna Phetsarath
> Priority: Minor
> Labels: starter
>
> Allow comma-separated or multiple directories to be specified for
> FileInputFormat so that a DataSource will process the directories
> sequentially.
>
> env.readFile("/data/2016/01/01/*/*,/data/2016/01/02/*/*,/data/2016/01/03/*/*")
> in Scala
> env.readFile(paths: Seq[String])
> or
> env.readFile(path: String, otherPaths: String*)
> Wildcard support would be a bonus.
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