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https://issues.apache.org/jira/browse/ORC-233?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Owen O'Malley reassigned ORC-233:
---------------------------------
Assignee: Ajay Yadava
> Allow `orc.include.columns` to be empty
> ---------------------------------------
>
> Key: ORC-233
> URL: https://issues.apache.org/jira/browse/ORC-233
> Project: ORC
> Issue Type: Bug
> Components: Java
> Affects Versions: 1.4.0
> Reporter: Dongjoon Hyun
> Assignee: Ajay Yadava
>
> Apache ORC should support returning all NULLs by the following.
> {code}
> conf.set(OrcConf.INCLUDE_COLUMNS.getAttribute, "")
> {code}
> Currently, it raises the following exceptions.
> {code}
> For input string: ""
> java.lang.NumberFormatException: For input string: ""
> at
> java.lang.NumberFormatException.forInputString(NumberFormatException.java:65)
> at java.lang.Integer.parseInt(Integer.java:592)
> at java.lang.Integer.parseInt(Integer.java:615)
> at
> org.apache.orc.mapred.OrcInputFormat.parseInclude(OrcInputFormat.java:69)
> {code}
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