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https://issues.apache.org/jira/browse/SPARK-27601?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Yuming Wang updated SPARK-27601:
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Description:
1. Improve HyperLogLogPlus.merge and HyperLogLogPlus.mergeEstimators by using
native arrays instead of ArrayLists to avoid boxing and unboxing of integers.
https://github.com/addthis/stream-lib/pull/98
2. Improve HyperLogLogPlus.sortEncodedSet by using Arrays.sort on appropriately
transformed encoded values, in this way boxing and unboxing of integers is
avoided. https://github.com/addthis/stream-lib/pull/97
was:
1. Improve HyperLogLogPlus.merge and HyperLogLogPlus.mergeEstimators by using
native arrays instead of ArrayLists to avoid boxing and unboxing of integers.
2. Improve HyperLogLogPlus.sortEncodedSet by using Arrays.sort on appropriately
transformed encoded values, in this way boxing and unboxing of integers is
avoided.
> Upgrade stream-lib to 2.9.6
> ---------------------------
>
> Key: SPARK-27601
> URL: https://issues.apache.org/jira/browse/SPARK-27601
> Project: Spark
> Issue Type: Improvement
> Components: Build
> Affects Versions: 3.0.0
> Reporter: Yuming Wang
> Priority: Major
>
> 1. Improve HyperLogLogPlus.merge and HyperLogLogPlus.mergeEstimators by using
> native arrays instead of ArrayLists to avoid boxing and unboxing of integers.
> https://github.com/addthis/stream-lib/pull/98
> 2. Improve HyperLogLogPlus.sortEncodedSet by using Arrays.sort on
> appropriately transformed encoded values, in this way boxing and unboxing of
> integers is avoided. https://github.com/addthis/stream-lib/pull/97
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