Gengliang Wang created SPARK-53889:
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Summary: Introduce APPROX_PERCENTILE_COMBINE
Key: SPARK-53889
URL: https://issues.apache.org/jira/browse/SPARK-53889
Project: Spark
Issue Type: Sub-task
Components: SQL
Affects Versions: 4.2
Reporter: Gengliang Wang
*APPROX_PERCENTILE_COMBINE(expr[, maxItemsTracked])* : Merges two intermediate
sketch states to enable distributed or parallel percentile estimation.
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