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  1. Spark
  2. SPARK-16046

Add Aggregations Section to Spark SQL programming guide

    Details

    • Type: Documentation
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 2.0.0
    • Fix Version/s: 2.1.1, 2.2.0
    • Component/s: Documentation, SQL
    • Labels:
      None

      Description

      • A separate subsection for Aggregations under “Getting Started” in the Spark SQL programming guide. It mentions which aggregate functions are predefined and how users can create their own.
      • Examples of using the UserDefinedAggregateFunction abstract class for untyped aggregations in Java and Scala.
      • Examples of using the Aggregator abstract class for type-safe aggregations in Java and Scala.

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            • Assignee:
              aokolnychyi Anton Okolnychyi
              Reporter:
              pedrorodriguez Pedro Rodriguez
            • Votes:
              2 Vote for this issue
              Watchers:
              7 Start watching this issue

              Dates

              • Created:
                Updated:
                Resolved: