[jira] [Created] (HIVE-15518) Update the comment to match what it's doing in WindowSpec

["Aihua Xu (JIRA)" <ji...@apache.org>]

Aihua Xu created HIVE-15518:
-------------------------------

             Summary: Update the comment to match what it's doing in WindowSpec
                 Key: HIVE-15518
                 URL: https://issues.apache.org/jira/browse/HIVE-15518
             Project: Hive
          Issue Type: Bug
          Components: PTF-Windowing
            Reporter: Aihua Xu
            Assignee: Aihua Xu
            Priority: Trivial


{noformat}
  /*
   * - A Window Frame that has only the /start/boundary, then it is interpreted as:
         BETWEEN <start boundary> AND CURRENT ROW
   * - A Window Specification with an Order Specification and no Window
   *   Frame is interpreted as:
         ROW BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW
   * - A Window Specification with no Order and no Window Frame is interpreted as:
         ROW BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING
   */
{noformat}

The comments in WindowSpec above doesn't really match what it's claimed to do. Correct the comment to reduce the confusion.



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