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[SPARK-11068] [SQL] add callback to query execution
With this feature, we can track the query plan, time cost, exception during query execution for spark users. Author: Wenchen Fan <cloud0fan@163.com> Closes #9078 from cloud-fan/callback.
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- sql/core/src/main/scala/org/apache/spark/sql/DataFrame.scala 40 additions, 6 deletionssql/core/src/main/scala/org/apache/spark/sql/DataFrame.scala
- sql/core/src/main/scala/org/apache/spark/sql/QueryExecutionListener.scala 136 additions, 0 deletions...n/scala/org/apache/spark/sql/QueryExecutionListener.scala
- sql/core/src/main/scala/org/apache/spark/sql/SQLContext.scala 3 additions, 0 deletions...core/src/main/scala/org/apache/spark/sql/SQLContext.scala
- sql/core/src/test/scala/org/apache/spark/sql/DataFrameCallbackSuite.scala 82 additions, 0 deletions...t/scala/org/apache/spark/sql/DataFrameCallbackSuite.scala
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