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Posted to issues@spark.apache.org by "Sun Rui (JIRA)" <ji...@apache.org> on 2015/10/29 06:08:27 UTC

[jira] [Created] (SPARK-11395) Support over and window specification in SparkR

Sun Rui created SPARK-11395:
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             Summary: Support over and window specification in SparkR
                 Key: SPARK-11395
                 URL: https://issues.apache.org/jira/browse/SPARK-11395
             Project: Spark
          Issue Type: New Feature
          Components: SparkR
    Affects Versions: 1.5.1
            Reporter: Sun Rui


1. implement over() in Column class.
2. support window spec (http://spark.apache.org/docs/latest/api/scala/index.html#org.apache.spark.sql.expressions.WindowSpec)
3. support utility functions for defining window in DataFrames. (http://spark.apache.org/docs/latest/api/scala/index.html#org.apache.spark.sql.expressions.Window)



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