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https://issues.apache.org/jira/browse/SPARK-52515?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Yuchuan Huang updated SPARK-52515:
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Description: Apache DataSketches an open-source library of sketches
algorithms, and it is widely used and adopted in industry. This ticket aims to
introduce a function "approx_top_k", which uses the _frequent items sketches_
from Apache DataSketches to find the approximate k-most-frequent items in a
dataset. (was: Apache DataSketches an open-source library of sketches
algorithms, and it is widely used and adopted in industry. This ticket aims to
introduce a function "approx_top_k", which uses the _frequent items sketches_
** from Apache DataSketches to find the approximate k-most-frequent items in a
dataset.)
> Approx_top_k based on Apache DataSketches
> -----------------------------------------
>
> Key: SPARK-52515
> URL: https://issues.apache.org/jira/browse/SPARK-52515
> Project: Spark
> Issue Type: New Feature
> Components: SQL
> Affects Versions: 4.0.0
> Reporter: Yuchuan Huang
> Priority: Major
>
> Apache DataSketches an open-source library of sketches algorithms, and it is
> widely used and adopted in industry. This ticket aims to introduce a function
> "approx_top_k", which uses the _frequent items sketches_ from Apache
> DataSketches to find the approximate k-most-frequent items in a dataset.
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