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From kunalkhamar <>
Subject [GitHub] spark pull request #16826: [WIP][Spark-19540][SQL] Add ability to clone Spar...
Date Fri, 10 Feb 2017 02:55:44 GMT
Github user kunalkhamar commented on a diff in the pull request:
    --- Diff: sql/core/src/main/scala/org/apache/spark/sql/SparkSession.scala ---
    @@ -213,6 +218,24 @@ class SparkSession private(
         new SparkSession(sparkContext, Some(sharedState))
    +  /**
    +   * Start a new session, sharing the underlying `SparkContext` and cached data.
    +   * If inheritSessionState is enabled, then SQL configurations, temporary tables,
    +   * registered functions are copied over from parent `SparkSession`.
    +   *
    +   * @note Other than the `SparkContext`, all shared state is initialized lazily.
    +   * This method will force the initialization of the shared state to ensure that parent
    +   * and child sessions are set up with the same shared state. If the underlying catalog
    +   * implementation is Hive, this will initialize the metastore, which may take some
    +   */
    --- End diff --
    That seems cleaner, fixed.

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