util

Type Members

1. Experimental class ExecutionListenerManager extends Logging

   

   Manager for QueryExecutionListener. See org.apache.spark.sql.SQLContext.listenerManager.

   Annotations

   @Experimental() @Evolving()

2. Experimental trait QueryExecutionListener extends AnyRef

   

   The interface of query execution listener that can be used to analyze execution metrics.

   The interface of query execution listener that can be used to analyze execution metrics.

   Annotations

   @Experimental() @Evolving()

   Note

   Implementations should guarantee thread-safety as they can be invoked by multiple different threads.