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https://issues.apache.org/jira/browse/IMPALA-8691?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16989280#comment-16989280
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Michael Ho commented on IMPALA-8691:
------------------------------------

The remaining work is to add support for query-hint for disabling caching at 
table level.

> Query hint for disabling data caching
> -------------------------------------
>
>                 Key: IMPALA-8691
>                 URL: https://issues.apache.org/jira/browse/IMPALA-8691
>             Project: IMPALA
>          Issue Type: Improvement
>          Components: Backend
>    Affects Versions: Impala 3.3.0
>            Reporter: Michael Ho
>            Assignee: Joe McDonnell
>            Priority: Major
>
> IMPALA-8690 tracks the effort for a better eviction algorithm for the 
> Impala's data cache. As a short term workaround, it would be nice to allow 
> users to explicitly set certain tables as not cacheable via query hints or 
> simply disable caching for a query via query options.



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