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https://issues.apache.org/jira/browse/IMPALA-11141?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Quanlong Huang resolved IMPALA-11141.
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Fix Version/s: Impala 4.1.0
Resolution: Fixed
> Use exact data types in IN-list filter
> --------------------------------------
>
> Key: IMPALA-11141
> URL: https://issues.apache.org/jira/browse/IMPALA-11141
> Project: IMPALA
> Issue Type: Improvement
> Reporter: Quanlong Huang
> Assignee: Quanlong Huang
> Priority: Major
> Fix For: Impala 4.1.0
>
>
> Currently, we use a std::unordered_set<int64_t> for all integer types
> (including DATE type). It's a waste of space for small data types like
> tinyint, smallint, int, etc. We'd better extends the base InListFilter class
> with different implementations for different data types.
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