Uploaded image for project: 'Spark'
  1. Spark
  2. SPARK-17881

Aggregation function for generating string histograms

Attach filesAttach ScreenshotVotersWatch issueWatchersCreate sub-taskLinkCloneUpdate Comment AuthorReplace String in CommentUpdate Comment VisibilityDelete Comments
    XMLWordPrintableJSON

Details

    • New Feature
    • Status: Closed
    • Major
    • Resolution: Duplicate
    • 2.1.0
    • None
    • SQL
    • None

    Description

      This agg function generates equi-width histograms for string type columns, with a maximum number of histogram bins. It returns a empty result if the ndv(number of distinct value) of the column exceeds the maximum number allowed.

      Attachments

        Issue Links

        is part of

        Sub-task - The sub-task of the issue SPARK-17074 generate equi-height histogram for column

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

        Pull request #15443 [Github] Pull Request #15443 (wzhfy)

        Activity
          This comment will be Viewable by All Users Viewable by All Users
          Cancel

          People

            Unassigned Unassigned
            ZenWzh Zhenhua Wang
            Votes:
            0 Vote for this issue
            Watchers:
            3 Start watching this issue

            Dates

              Created:
              Updated:
              Resolved:

              Slack

                Issue deployment