org.apache.spark.sql
Class ExperimentalMethods

Object
  org.apache.spark.sql.ExperimentalMethods

public class ExperimentalMethods
extends Object

:: Experimental :: Holder for experimental methods for the bravest. We make NO guarantee about the stability regarding binary compatibility and source compatibility of methods here.

   sqlContext.experimental.extraStrategies += ...
 

Since:

1.3.0

Method Summary

scala.collection.Seq<org.apache.spark.sql.catalyst.planning.GenericStrategy<org.apache.spark.sql.execution.SparkPlan>>

extraStrategies() Allows extra strategies to be injected into the query planner at runtime.

Methods inherited from class Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

extraStrategies

public scala.collection.Seq<org.apache.spark.sql.catalyst.planning.GenericStrategy<org.apache.spark.sql.execution.SparkPlan>> extraStrategies()

Allows extra strategies to be injected into the query planner at runtime. Note this API should be consider experimental and is not intended to be stable across releases.

Returns:

(undocumented)

Since:

1.3.0