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  1. Hive
  2. HIVE-17253

Adding SUMMARY statement to HPL/SQL

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    Details

    • Type: Improvement
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 3.0.0
    • Component/s: hpl/sql
    • Labels:
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      Description

      Adding SUMMARY statement to HPL/SQL to describe a data set (table, query result) similar to Python and R.

      For each column output the data type, number of distinct values, non-NULL rows, mean, std, percentiles, min, max. Output additional stats for categorical columns. This helps perform quick and easy exploratory data analysis for SQL devs and business users. http://hplsql.org/summary

        Attachments

        1. HIVE-17253.1.patch
          17 kB
          Dmitry Tolpeko

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            • Assignee:
              dmtolpeko Dmitry Tolpeko
              Reporter:
              dmtolpeko Dmitry Tolpeko
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              Dates

              • Created:
                Updated:
                Resolved: