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.

   spark.experimental.extraStrategies += ...
 

Since:

1.3.0

Method Summary

Modifier and Type	Method and Description
ExperimentalMethods	clone()
scala.collection.Seq<org.apache.spark.sql.catalyst.rules.Rule<org.apache.spark.sql.catalyst.plans.logical.LogicalPlan>>	extraOptimizations()
scala.collection.Seq<org.apache.spark.sql.execution.SparkStrategy>	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

clone

public ExperimentalMethods clone()

Overrides:

clone in class Object

extraOptimizations

public scala.collection.Seq<org.apache.spark.sql.catalyst.rules.Rule<org.apache.spark.sql.catalyst.plans.logical.LogicalPlan>> extraOptimizations()

extraStrategies

public scala.collection.Seq<org.apache.spark.sql.execution.SparkStrategy> extraStrategies()

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

Returns:

(undocumented)

Since:

1.3.0