org.apache.spark.sql.execution

Class Union

Object

org.apache.spark.sql.catalyst.trees.TreeNode<PlanType>

org.apache.spark.sql.catalyst.plans.QueryPlan<SparkPlan>

org.apache.spark.sql.execution.SparkPlan

org.apache.spark.sql.execution.Union

All Implemented Interfaces:

java.io.Serializable, Logging, scala.Equals, scala.Product

public class Union
extends SparkPlan
implements scala.Product, scala.Serializable

:: DeveloperApi ::

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
Union(scala.collection.Seq<SparkPlan> children)

Method Summary

Methods

Modifier and Type	Method and Description
scala.collection.Seq<SparkPlan>	children()
RDD<org.apache.spark.sql.catalyst.expressions.Row>	execute() Runs this query returning the result as an RDD.
scala.collection.Seq<org.apache.spark.sql.catalyst.expressions.Attribute>	output()

Methods inherited from class org.apache.spark.sql.execution.SparkPlan

codegenEnabled, executeCollect, makeCopy, outputPartitioning, requiredChildDistribution

Methods inherited from class org.apache.spark.sql.catalyst.plans.QueryPlan

expressions, inputSet, missingInput, org$apache$spark$sql$catalyst$plans$QueryPlan$$transformExpressionDown$1, org$apache$spark$sql$catalyst$plans$QueryPlan$$transformExpressionUp$1, outputSet, printSchema, references, schema, schemaString, simpleString, statePrefix, transformAllExpressions, transformExpressions, transformExpressionsDown, transformExpressionsUp

Methods inherited from class org.apache.spark.sql.catalyst.trees.TreeNode

apply, argString, asCode, collect, fastEquals, flatMap, foreach, generateTreeString, getNodeNumbered, map, mapChildren, nodeName, numberedTreeString, otherCopyArgs, stringArgs, toString, transform, transformChildrenDown, transformChildrenUp, transformDown, transformUp, treeString, withNewChildren

Methods inherited from class Object

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

Methods inherited from interface scala.Product

productArity, productElement, productIterator, productPrefix

Methods inherited from interface scala.Equals

canEqual, equals

Methods inherited from interface org.apache.spark.Logging

initializeIfNecessary, initializeLogging, isTraceEnabled, log_, log, logDebug, logDebug, logError, logError, logInfo, logInfo, logName, logTrace, logTrace, logWarning, logWarning

Constructor Detail

Union

public Union(scala.collection.Seq<SparkPlan> children)

Method Detail

children

public scala.collection.Seq<SparkPlan> children()

Specified by:

children in class org.apache.spark.sql.catalyst.trees.TreeNode<SparkPlan>

output

public scala.collection.Seq<org.apache.spark.sql.catalyst.expressions.Attribute> output()

Specified by:

output in class org.apache.spark.sql.catalyst.plans.QueryPlan<SparkPlan>

execute

public RDD<org.apache.spark.sql.catalyst.expressions.Row> execute()

Description copied from class: SparkPlan

Runs this query returning the result as an RDD.

Specified by:

execute in class SparkPlan