[jira] [Created] (SPARK-8194) add_months function

["Reynold Xin (JIRA)" <ji...@apache.org>]

Reynold Xin created SPARK-8194:
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             Summary: add_months function
                 Key: SPARK-8194
                 URL: https://issues.apache.org/jira/browse/SPARK-8194
             Project: Spark
          Issue Type: Sub-task
            Reporter: Reynold Xin


add_months(string start_date, int num_months): string

add_months(date start_date, int num_months): date

Returns the date that is num_months after start_date. The time part of start_date is ignored. If start_date is the last day of the month or if the resulting month has fewer days than the day component of start_date, then the result is the last day of the resulting month. Otherwise, the result has the same day component as start_date.




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