[ https://issues.apache.org/jira/browse/SPARK-17881?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Zhenhua Wang closed SPARK-17881. -------------------------------- Resolution: Duplicate > Aggregation function for generating string histograms > ----------------------------------------------------- > > Key: SPARK-17881 > URL: https://issues.apache.org/jira/browse/SPARK-17881 > Project: Spark > Issue Type: New Feature > Components: SQL > Affects Versions: 2.1.0 > Reporter: Zhenhua Wang > > 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. -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org