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https://issues.apache.org/jira/browse/IMPALA-7312?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sahil Takiar resolved IMPALA-7312.
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Fix Version/s: Impala 3.4.0
Resolution: Fixed
> Non-blocking mode for Fetch() RPC
> ---------------------------------
>
> Key: IMPALA-7312
> URL: https://issues.apache.org/jira/browse/IMPALA-7312
> Project: IMPALA
> Issue Type: Sub-task
> Components: Clients
> Reporter: Tim Armstrong
> Assignee: Sahil Takiar
> Priority: Major
> Labels: resource-management
> Fix For: Impala 3.4.0
>
>
> Currently Fetch() can block for an arbitrary amount of time until a batch of
> rows is produced. It might be helpful to have a mode where it returns quickly
> when there is no data available, so that threads and RPC slots are not tied
> up.
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