[jira] [Created] (FLINK-13923) Add summarizer and summary for table.

[Shang Yuanchun (Jira)]

Xu Yang created FLINK-13923:
-------------------------------

             Summary: Add summarizer and summary for table.
                 Key: FLINK-13923
                 URL: https://issues.apache.org/jira/browse/FLINK-13923
             Project: Flink
          Issue Type: Sub-task
          Components: Library / Machine Learning
            Reporter: Xu Yang


Summarizer is the class for calculating statistics, summary is the result class of summarizer. Summary defines methods to get statistics. It can deal with missing value and multiple types. TableSummarizer and TableSummary is the implement for table. Statistics include count, mean, variance, min, max, standardDeviation, normL1, normL2, numMissingValue and numValidValue.
 * Add TableSummarizer which will calculate statistics for table.
 * Add TableSummary which can get statistics of table.



--
This message was sent by Atlassian Jira
(v8.3.2#803003)