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https://issues.apache.org/jira/browse/HIVE-17253?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Dmitry Tolpeko updated HIVE-17253:
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Attachment: HIVE-17253.1.patch
> Adding SUMMARY statement to HPL/SQL
> -----------------------------------
>
> Key: HIVE-17253
> URL: https://issues.apache.org/jira/browse/HIVE-17253
> Project: Hive
> Issue Type: Improvement
> Components: hpl/sql
> Reporter: Dmitry Tolpeko
> Assignee: Dmitry Tolpeko
> Attachments: HIVE-17253.1.patch
>
>
> 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
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