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  1. Spark
  2. SPARK-16026 Cost-based Optimizer Framework
  3. SPARK-18429

SQL aggregate function for CountMinSketch

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Details

    • Sub-task
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • None
    • 2.2.0
    • SQL
    • None

    Description

      Implement a new Aggregate to generate count min sketch, which is a wrapper of CountMinSketch.

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          causes

          Bug - A problem which impairs or prevents the functions of the product. SPARK-46855 Add `sketch` to the dependencies of the `catalyst` module in `module.py`

          • Major - Major loss of function.
          • Resolved
          links to

          Pull request #15877 [Github] Pull Request #15877 (wzhfy)

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              ZenWzh Zhenhua Wang
              ZenWzh Zhenhua Wang
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              Dates

                Created:
                Updated:
                Resolved: