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https://issues.apache.org/jira/browse/IMPALA-6636?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Quanlong Huang updated IMPALA-6636:
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Priority: Critical (was: Major)
> Use async IO in ORC scanner
> ---------------------------
>
> Key: IMPALA-6636
> URL: https://issues.apache.org/jira/browse/IMPALA-6636
> Project: IMPALA
> Issue Type: Improvement
> Components: Backend
> Reporter: Quanlong Huang
> Assignee: Csaba Ringhofer
> Priority: Critical
>
> Though ORC-262 has no progress, we can still prefech data and let the ORC lib
> reading from an in-memory InputStream.
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