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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 resolved IMPALA-6636.
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Resolution: Fixed
> 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: Riza Suminto
> Priority: Critical
> Fix For: Impala 4.1.0
>
>
> 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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