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From clockfly <>
Subject [GitHub] spark pull request #14897: [SPARK-17338][SQL] add global temp view
Date Thu, 01 Sep 2016 22:29:12 GMT
Github user clockfly commented on a diff in the pull request:
    --- Diff: sql/core/src/main/scala/org/apache/spark/sql/execution/command/views.scala ---
    @@ -255,3 +287,43 @@ case class AlterViewAsCommand(
    + * Drops a view which matches the given name.
    + *
    + * If the view name contains database prefix, this command will drop a permanent view
matching the
    + * given name, or throw an exception if view not exist. Else, this command will try to
drop a local
    + * temporary view first, if view not exist, try global temporary view next, if still
not exist, try
    --- End diff --
    I think it is a bit risky to provide user the ability to drop a global view implicitly.

    I think all global view modification commands should be done explicitly, including create,
drop, alter..

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