org.apache.spark.sql.execution.joins

LeftSemiJoinHash

case class LeftSemiJoinHash(leftKeys: Seq[Expression], rightKeys: Seq[Expression], left: SparkPlan, right: SparkPlan) extends SparkPlan with BinaryNode with HashJoin with Product with Serializable

:: DeveloperApi :: Build the right table's join keys into a HashSet, and iteratively go through the left table, to find the if join keys are in the Hash set.

Annotations
@DeveloperApi()
Linear Supertypes
Product, Equals, HashJoin, BinaryNode, catalyst.trees.BinaryNode[SparkPlan], SparkPlan, Serializable, Serializable, Logging, QueryPlan[SparkPlan], TreeNode[SparkPlan], AnyRef, Any
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Inherited
  1. LeftSemiJoinHash
  2. Product
  3. Equals
  4. HashJoin
  5. BinaryNode
  6. BinaryNode
  7. SparkPlan
  8. Serializable
  9. Serializable
  10. Logging
  11. QueryPlan
  12. TreeNode
  13. AnyRef
  14. Any
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Visibility
  1. Public
  2. All

Instance Constructors

  1. new LeftSemiJoinHash(leftKeys: Seq[Expression], rightKeys: Seq[Expression], left: SparkPlan, right: SparkPlan)

Value Members

  1. final def !=(arg0: AnyRef): Boolean

    Definition Classes
    AnyRef
  2. final def !=(arg0: Any): Boolean

    Definition Classes
    Any
  3. final def ##(): Int

    Definition Classes
    AnyRef → Any
  4. final def ==(arg0: AnyRef): Boolean

    Definition Classes
    AnyRef
  5. final def ==(arg0: Any): Boolean

    Definition Classes
    Any
  6. def apply(number: Int): SparkPlan

    Definition Classes
    TreeNode
  7. def argString: String

    Definition Classes
    TreeNode
  8. def asCode: String

    Definition Classes
    TreeNode
  9. final def asInstanceOf[T0]: T0

    Definition Classes
    Any
  10. lazy val buildKeys: Seq[Expression]

    Attributes
    protected
    Definition Classes
    HashJoin
  11. lazy val buildPlan: SparkPlan

    Attributes
    protected
    Definition Classes
    HashJoin
  12. val buildSide: BuildSide

    Definition Classes
    LeftSemiJoinHashHashJoin
  13. lazy val buildSideKeyGenerator: Projection

    Attributes
    protected
    Definition Classes
    HashJoin
  14. def children: Seq[SparkPlan]

    Definition Classes
    BinaryNode
  15. def clone(): AnyRef

    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  16. val codegenEnabled: Boolean

    Definition Classes
    SparkPlan
  17. def collect[B](pf: PartialFunction[SparkPlan, B]): Seq[B]

    Definition Classes
    TreeNode
  18. def collectFirst[B](pf: PartialFunction[SparkPlan, B]): Option[B]

    Definition Classes
    TreeNode
  19. def doExecute(): RDD[catalyst.expressions.Row]

    Overridden by concrete implementations of SparkPlan.

    Overridden by concrete implementations of SparkPlan. Produces the result of the query as an RDD[Row]

    Attributes
    protected
    Definition Classes
    LeftSemiJoinHashSparkPlan
  20. final def eq(arg0: AnyRef): Boolean

    Definition Classes
    AnyRef
  21. final def execute(): RDD[catalyst.expressions.Row]

    Returns the result of this query as an RDD[Row] by delegating to doExecute after adding query plan information to created RDDs for visualization.

    Returns the result of this query as an RDD[Row] by delegating to doExecute after adding query plan information to created RDDs for visualization. Concrete implementations of SparkPlan should override doExecute instead.

    Definition Classes
    SparkPlan
  22. def executeCollect(): Array[catalyst.expressions.Row]

    Runs this query returning the result as an array.

    Runs this query returning the result as an array.

    Definition Classes
    SparkPlan
  23. def executeTake(n: Int): Array[catalyst.expressions.Row]

    Runs this query returning the first n rows as an array.

    Runs this query returning the first n rows as an array.

    This is modeled after RDD.take but never runs any job locally on the driver.

    Definition Classes
    SparkPlan
  24. def expressions: Seq[Expression]

    Definition Classes
    QueryPlan
  25. def fastEquals(other: TreeNode[_]): Boolean

    Definition Classes
    TreeNode
  26. def finalize(): Unit

    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )
  27. def find(f: (SparkPlan) ⇒ Boolean): Option[SparkPlan]

    Definition Classes
    TreeNode
  28. def flatMap[A](f: (SparkPlan) ⇒ TraversableOnce[A]): Seq[A]

    Definition Classes
    TreeNode
  29. def foreach(f: (SparkPlan) ⇒ Unit): Unit

    Definition Classes
    TreeNode
  30. def foreachUp(f: (SparkPlan) ⇒ Unit): Unit

    Definition Classes
    TreeNode
  31. def generateTreeString(depth: Int, builder: StringBuilder): StringBuilder

    Attributes
    protected
    Definition Classes
    TreeNode
  32. final def getClass(): Class[_]

    Definition Classes
    AnyRef → Any
  33. def getNodeNumbered(number: MutableInt): SparkPlan

    Attributes
    protected
    Definition Classes
    TreeNode
  34. def hashJoin(streamIter: Iterator[catalyst.expressions.Row], hashedRelation: HashedRelation): Iterator[catalyst.expressions.Row]

    Attributes
    protected
    Definition Classes
    HashJoin
  35. def inputSet: AttributeSet

    Definition Classes
    QueryPlan
  36. final def isInstanceOf[T0]: Boolean

    Definition Classes
    Any
  37. def isTraceEnabled(): Boolean

    Attributes
    protected
    Definition Classes
    Logging
  38. val left: SparkPlan

    Definition Classes
    LeftSemiJoinHashHashJoin → BinaryNode
  39. val leftKeys: Seq[Expression]

    Definition Classes
    LeftSemiJoinHashHashJoin
  40. def log: Logger

    Attributes
    protected
    Definition Classes
    Logging
  41. def logDebug(msg: ⇒ String, throwable: Throwable): Unit

    Attributes
    protected
    Definition Classes
    Logging
  42. def logDebug(msg: ⇒ String): Unit

    Attributes
    protected
    Definition Classes
    Logging
  43. def logError(msg: ⇒ String, throwable: Throwable): Unit

    Attributes
    protected
    Definition Classes
    Logging
  44. def logError(msg: ⇒ String): Unit

    Attributes
    protected
    Definition Classes
    Logging
  45. def logInfo(msg: ⇒ String, throwable: Throwable): Unit

    Attributes
    protected
    Definition Classes
    Logging
  46. def logInfo(msg: ⇒ String): Unit

    Attributes
    protected
    Definition Classes
    Logging
  47. def logName: String

    Attributes
    protected
    Definition Classes
    Logging
  48. def logTrace(msg: ⇒ String, throwable: Throwable): Unit

    Attributes
    protected
    Definition Classes
    Logging
  49. def logTrace(msg: ⇒ String): Unit

    Attributes
    protected
    Definition Classes
    Logging
  50. def logWarning(msg: ⇒ String, throwable: Throwable): Unit

    Attributes
    protected
    Definition Classes
    Logging
  51. def logWarning(msg: ⇒ String): Unit

    Attributes
    protected
    Definition Classes
    Logging
  52. def makeCopy(newArgs: Array[AnyRef]): LeftSemiJoinHash.this.type

    Overridden make copy also propogates sqlContext to copied plan.

    Overridden make copy also propogates sqlContext to copied plan.

    Definition Classes
    SparkPlan → TreeNode
  53. def map[A](f: (SparkPlan) ⇒ A): Seq[A]

    Definition Classes
    TreeNode
  54. def mapChildren(f: (SparkPlan) ⇒ SparkPlan): LeftSemiJoinHash.this.type

    Definition Classes
    TreeNode
  55. def missingInput: AttributeSet

    Definition Classes
    QueryPlan
  56. final def ne(arg0: AnyRef): Boolean

    Definition Classes
    AnyRef
  57. def newMutableProjection(expressions: Seq[Expression], inputSchema: Seq[Attribute]): () ⇒ MutableProjection

    Attributes
    protected
    Definition Classes
    SparkPlan
  58. def newOrdering(order: Seq[SortOrder], inputSchema: Seq[Attribute]): Ordering[catalyst.expressions.Row]

    Attributes
    protected
    Definition Classes
    SparkPlan
  59. def newPredicate(expression: Expression, inputSchema: Seq[Attribute]): (catalyst.expressions.Row) ⇒ Boolean

    Attributes
    protected
    Definition Classes
    SparkPlan
  60. def newProjection(expressions: Seq[Expression], inputSchema: Seq[Attribute]): Projection

    Attributes
    protected
    Definition Classes
    SparkPlan
  61. def nodeName: String

    Definition Classes
    TreeNode
  62. final def notify(): Unit

    Definition Classes
    AnyRef
  63. final def notifyAll(): Unit

    Definition Classes
    AnyRef
  64. def numberedTreeString: String

    Definition Classes
    TreeNode
  65. val origin: Origin

    Definition Classes
    TreeNode
  66. def otherCopyArgs: Seq[AnyRef]

    Attributes
    protected
    Definition Classes
    TreeNode
  67. def output: Seq[Attribute]

    Definition Classes
    LeftSemiJoinHashHashJoin → QueryPlan
  68. def outputOrdering: Seq[SortOrder]

    Specifies how data is ordered in each partition.

    Specifies how data is ordered in each partition.

    Definition Classes
    SparkPlan
  69. def outputPartitioning: Partitioning

    Specifies how data is partitioned across different nodes in the cluster.

    Specifies how data is partitioned across different nodes in the cluster.

    Definition Classes
    SparkPlan
  70. def outputSet: AttributeSet

    Definition Classes
    QueryPlan
  71. def printSchema(): Unit

    Definition Classes
    QueryPlan
  72. def references: AttributeSet

    Definition Classes
    QueryPlan
  73. def requiredChildDistribution: Seq[ClusteredDistribution]

    Specifies any partition requirements on the input data for this operator.

    Specifies any partition requirements on the input data for this operator.

    Definition Classes
    LeftSemiJoinHashSparkPlan
  74. def requiredChildOrdering: Seq[Seq[SortOrder]]

    Specifies sort order for each partition requirements on the input data for this operator.

    Specifies sort order for each partition requirements on the input data for this operator.

    Definition Classes
    SparkPlan
  75. val right: SparkPlan

    Definition Classes
    LeftSemiJoinHashHashJoin → BinaryNode
  76. val rightKeys: Seq[Expression]

    Definition Classes
    LeftSemiJoinHashHashJoin
  77. lazy val schema: StructType

    Definition Classes
    QueryPlan
  78. def schemaString: String

    Definition Classes
    QueryPlan
  79. def simpleString: String

    Definition Classes
    QueryPlan → TreeNode
  80. def sparkContext: SparkContext

    Attributes
    protected
    Definition Classes
    SparkPlan
  81. final val sqlContext: SQLContext

    A handle to the SQL Context that was used to create this plan.

    A handle to the SQL Context that was used to create this plan. Since many operators need access to the sqlContext for RDD operations or configuration this field is automatically populated by the query planning infrastructure.

    Attributes
    protected[org.apache.spark]
    Definition Classes
    SparkPlan
  82. def statePrefix: String

    Attributes
    protected
    Definition Classes
    QueryPlan
  83. lazy val streamSideKeyGenerator: () ⇒ MutableProjection

    Attributes
    protected
    Definition Classes
    HashJoin
  84. lazy val streamedKeys: Seq[Expression]

    Attributes
    protected
    Definition Classes
    HashJoin
  85. lazy val streamedPlan: SparkPlan

    Attributes
    protected
    Definition Classes
    HashJoin
  86. def stringArgs: Iterator[Any]

    Attributes
    protected
    Definition Classes
    TreeNode
  87. final def synchronized[T0](arg0: ⇒ T0): T0

    Definition Classes
    AnyRef
  88. def toString(): String

    Definition Classes
    TreeNode → AnyRef → Any
  89. def transform(rule: PartialFunction[SparkPlan, SparkPlan]): SparkPlan

    Definition Classes
    TreeNode
  90. def transformAllExpressions(rule: PartialFunction[Expression, Expression]): LeftSemiJoinHash.this.type

    Definition Classes
    QueryPlan
  91. def transformChildrenDown(rule: PartialFunction[SparkPlan, SparkPlan]): LeftSemiJoinHash.this.type

    Definition Classes
    TreeNode
  92. def transformChildrenUp(rule: PartialFunction[SparkPlan, SparkPlan]): LeftSemiJoinHash.this.type

    Definition Classes
    TreeNode
  93. def transformDown(rule: PartialFunction[SparkPlan, SparkPlan]): SparkPlan

    Definition Classes
    TreeNode
  94. def transformExpressions(rule: PartialFunction[Expression, Expression]): LeftSemiJoinHash.this.type

    Definition Classes
    QueryPlan
  95. def transformExpressionsDown(rule: PartialFunction[Expression, Expression]): LeftSemiJoinHash.this.type

    Definition Classes
    QueryPlan
  96. def transformExpressionsUp(rule: PartialFunction[Expression, Expression]): LeftSemiJoinHash.this.type

    Definition Classes
    QueryPlan
  97. def transformUp(rule: PartialFunction[SparkPlan, SparkPlan]): SparkPlan

    Definition Classes
    TreeNode
  98. def treeString: String

    Definition Classes
    TreeNode
  99. final def wait(): Unit

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  100. final def wait(arg0: Long, arg1: Int): Unit

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  101. final def wait(arg0: Long): Unit

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  102. def withNewChildren(newChildren: Seq[SparkPlan]): LeftSemiJoinHash.this.type

    Definition Classes
    TreeNode

Inherited from Product

Inherited from Equals

Inherited from HashJoin

Inherited from BinaryNode

Inherited from catalyst.trees.BinaryNode[SparkPlan]

Inherited from SparkPlan

Inherited from Serializable

Inherited from Serializable

Inherited from Logging

Inherited from QueryPlan[SparkPlan]

Inherited from TreeNode[SparkPlan]

Inherited from AnyRef

Inherited from Any

Ungrouped