Packages

  • package root
    Definition Classes
    root
  • package org
    Definition Classes
    root
  • package apache
    Definition Classes
    org
  • package spark
    Definition Classes
    apache
  • package sql

    Allows the execution of relational queries, including those expressed in SQL using Spark.

    Allows the execution of relational queries, including those expressed in SQL using Spark.

    Definition Classes
    spark
  • package execution

    The physical execution component of Spark SQL.

    The physical execution component of Spark SQL. Note that this is a private package. All classes in catalyst are considered an internal API to Spark SQL and are subject to change between minor releases.

    Definition Classes
    sql
  • package stat
    Definition Classes
    execution
  • CollectFrequentItems
  • FrequentItems
  • StatFunctions
c

org.apache.spark.sql.execution.stat

CollectFrequentItems

case class CollectFrequentItems(child: Expression, size: Int, mutableAggBufferOffset: Int = 0, inputAggBufferOffset: Int = 0) extends TypedImperativeAggregate[Map[Any, Long]] with UnaryLike[Expression] with Product with Serializable

Linear Supertypes
Serializable, UnaryLike[Expression], TypedImperativeAggregate[Map[Any, Long]], ImperativeAggregate, CodegenFallback, AggregateFunction, Expression, TreeNode[Expression], WithOrigin, TreePatternBits, Product, Equals, AnyRef, Any
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Inherited
  1. CollectFrequentItems
  2. Serializable
  3. UnaryLike
  4. TypedImperativeAggregate
  5. ImperativeAggregate
  6. CodegenFallback
  7. AggregateFunction
  8. Expression
  9. TreeNode
  10. WithOrigin
  11. TreePatternBits
  12. Product
  13. Equals
  14. AnyRef
  15. Any
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Visibility
  1. Public
  2. Protected

Instance Constructors

  1. new CollectFrequentItems(child: Expression, size: Int)
  2. new CollectFrequentItems(child: Expression, size: Int, mutableAggBufferOffset: Int = 0, inputAggBufferOffset: Int = 0)

Value Members

  1. final def !=(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  2. final def ##: Int
    Definition Classes
    AnyRef → Any
  3. final def ==(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  4. final lazy val aggBufferAttributes: Seq[AttributeReference]
    Definition Classes
    TypedImperativeAggregate → AggregateFunction
  5. final def aggBufferSchema: StructType
    Definition Classes
    TypedImperativeAggregate → AggregateFunction
  6. def apply(number: Int): TreeNode[_]
    Definition Classes
    TreeNode
  7. def argString(maxFields: Int): String
    Definition Classes
    TreeNode
  8. def asCode: String
    Definition Classes
    TreeNode
  9. final def asInstanceOf[T0]: T0
    Definition Classes
    Any
  10. lazy val canonicalized: Expression
    Definition Classes
    Expression
  11. def checkInputDataTypes(): TypeCheckResult
    Definition Classes
    Expression
  12. val child: Expression
    Definition Classes
    CollectFrequentItems → UnaryLike
  13. final lazy val children: Seq[Expression]
    Definition Classes
    UnaryLike
    Annotations
    @transient()
  14. def childrenResolved: Boolean
    Definition Classes
    Expression
  15. def clone(): Expression
    Definition Classes
    TreeNode → AnyRef
  16. def collect[B](pf: PartialFunction[Expression, B]): Seq[B]
    Definition Classes
    TreeNode
  17. def collectFirst[B](pf: PartialFunction[Expression, B]): Option[B]
    Definition Classes
    TreeNode
  18. def collectLeaves(): Seq[Expression]
    Definition Classes
    TreeNode
  19. final def containsAllPatterns(patterns: TreePattern*): Boolean
    Definition Classes
    TreePatternBits
  20. final def containsAnyPattern(patterns: TreePattern*): Boolean
    Definition Classes
    TreePatternBits
  21. lazy val containsChild: Set[TreeNode[_]]
    Definition Classes
    TreeNode
  22. final def containsPattern(t: TreePattern): Boolean
    Definition Classes
    TreePatternBits
    Annotations
    @inline()
  23. def copyTagsFrom(other: Expression): Unit
    Definition Classes
    TreeNode
  24. def createAggregationBuffer(): Map[Any, Long]
    Definition Classes
    CollectFrequentItems → TypedImperativeAggregate
  25. def dataType: DataType
    Definition Classes
    CollectFrequentItems → Expression
  26. def defaultResult: Option[Literal]
    Definition Classes
    AggregateFunction
  27. def deserialize(bytes: Array[Byte]): Map[Any, Long]
    Definition Classes
    CollectFrequentItems → TypedImperativeAggregate
  28. lazy val deterministic: Boolean
    Definition Classes
    Expression
  29. def doGenCode(ctx: CodegenContext, ev: ExprCode): ExprCode
    Attributes
    protected
    Definition Classes
    CodegenFallback → Expression
  30. final def eq(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  31. def eval(buffer: Map[Any, Long]): Any
    Definition Classes
    CollectFrequentItems → TypedImperativeAggregate
  32. final def eval(buffer: InternalRow): Any
    Definition Classes
    TypedImperativeAggregate → Expression
  33. def exists(f: (Expression) => Boolean): Boolean
    Definition Classes
    TreeNode
  34. def fastEquals(other: TreeNode[_]): Boolean
    Definition Classes
    TreeNode
  35. def finalize(): Unit
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.Throwable])
  36. def find(f: (Expression) => Boolean): Option[Expression]
    Definition Classes
    TreeNode
  37. def flatArguments: Iterator[Any]
    Attributes
    protected
    Definition Classes
    Expression
  38. def flatMap[A](f: (Expression) => TraversableOnce[A]): Seq[A]
    Definition Classes
    TreeNode
  39. final def foldable: Boolean
    Definition Classes
    AggregateFunction → Expression
  40. def foreach(f: (Expression) => Unit): Unit
    Definition Classes
    TreeNode
  41. def foreachUp(f: (Expression) => Unit): Unit
    Definition Classes
    TreeNode
  42. def freshCopyIfContainsStatefulExpression(): Expression
    Definition Classes
    Expression
  43. def genCode(ctx: CodegenContext): ExprCode
    Definition Classes
    Expression
  44. def generateTreeString(depth: Int, lastChildren: ArrayList[Boolean], append: (String) => Unit, verbose: Boolean, prefix: String, addSuffix: Boolean, maxFields: Int, printNodeId: Boolean, indent: Int): Unit
    Definition Classes
    TreeNode
  45. final def getClass(): Class[_ <: AnyRef]
    Definition Classes
    AnyRef → Any
    Annotations
    @native()
  46. def getDefaultTreePatternBits: BitSet
    Attributes
    protected
    Definition Classes
    TreeNode
  47. def getTagValue[T](tag: TreeNodeTag[T]): Option[T]
    Definition Classes
    TreeNode
  48. def hashCode(): Int
    Definition Classes
    TreeNode → AnyRef → Any
  49. final def initialize(buffer: InternalRow): Unit
    Definition Classes
    TypedImperativeAggregate → ImperativeAggregate
  50. def innerChildren: Seq[TreeNode[_]]
    Definition Classes
    TreeNode
  51. final lazy val inputAggBufferAttributes: Seq[AttributeReference]
    Definition Classes
    TypedImperativeAggregate → AggregateFunction
  52. val inputAggBufferOffset: Int
    Definition Classes
    CollectFrequentItems → ImperativeAggregate
  53. final def isInstanceOf[T0]: Boolean
    Definition Classes
    Any
  54. def isRuleIneffective(ruleId: RuleId): Boolean
    Attributes
    protected
    Definition Classes
    TreeNode
  55. def jsonFields: List[JField]
    Attributes
    protected
    Definition Classes
    TreeNode
  56. final def legacyWithNewChildren(newChildren: Seq[Expression]): Expression
    Attributes
    protected
    Definition Classes
    TreeNode
  57. def makeCopy(newArgs: Array[AnyRef]): Expression
    Definition Classes
    TreeNode
  58. def map[A](f: (Expression) => A): Seq[A]
    Definition Classes
    TreeNode
  59. final def mapChildren(f: (Expression) => Expression): Expression
    Definition Classes
    UnaryLike
  60. def mapProductIterator[B](f: (Any) => B)(implicit arg0: ClassTag[B]): Array[B]
    Attributes
    protected
    Definition Classes
    TreeNode
  61. def markRuleAsIneffective(ruleId: RuleId): Unit
    Attributes
    protected
    Definition Classes
    TreeNode
  62. def merge(buffer: Map[Any, Long], input: Map[Any, Long]): Map[Any, Long]
    Definition Classes
    CollectFrequentItems → TypedImperativeAggregate
  63. final def merge(buffer: InternalRow, inputBuffer: InternalRow): Unit
    Definition Classes
    TypedImperativeAggregate → ImperativeAggregate
  64. final def mergeBuffersObjects(buffer: InternalRow, inputBuffer: InternalRow): Unit
    Definition Classes
    TypedImperativeAggregate
  65. def multiTransformDown(rule: PartialFunction[Expression, Seq[Expression]]): Stream[Expression]
    Definition Classes
    TreeNode
  66. def multiTransformDownWithPruning(cond: (TreePatternBits) => Boolean, ruleId: RuleId)(rule: PartialFunction[Expression, Seq[Expression]]): Stream[Expression]
    Definition Classes
    TreeNode
  67. val mutableAggBufferOffset: Int
    Definition Classes
    CollectFrequentItems → ImperativeAggregate
  68. final def ne(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  69. def nodeName: String
    Definition Classes
    TreeNode
  70. val nodePatterns: Seq[TreePattern]
    Attributes
    protected
    Definition Classes
    TreeNode
  71. final def notify(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native()
  72. final def notifyAll(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native()
  73. def nullable: Boolean
    Definition Classes
    CollectFrequentItems → Expression
  74. def numberedTreeString: String
    Definition Classes
    TreeNode
  75. val origin: Origin
    Definition Classes
    TreeNode → WithOrigin
  76. def otherCopyArgs: Seq[AnyRef]
    Attributes
    protected
    Definition Classes
    TreeNode
  77. def p(number: Int): Expression
    Definition Classes
    TreeNode
  78. def prettyJson: String
    Definition Classes
    TreeNode
  79. def prettyName: String
    Definition Classes
    CollectFrequentItems → Expression
  80. def productElementNames: Iterator[String]
    Definition Classes
    Product
  81. def references: AttributeSet
    Definition Classes
    Expression
  82. lazy val resolved: Boolean
    Definition Classes
    Expression
  83. final def semanticEquals(other: Expression): Boolean
    Definition Classes
    Expression
  84. def semanticHash(): Int
    Definition Classes
    Expression
  85. def serialize(map: Map[Any, Long]): Array[Byte]
    Definition Classes
    CollectFrequentItems → TypedImperativeAggregate
  86. final def serializeAggregateBufferInPlace(buffer: InternalRow): Unit
    Definition Classes
    TypedImperativeAggregate
  87. def setTagValue[T](tag: TreeNodeTag[T], value: T): Unit
    Definition Classes
    TreeNode
  88. def simpleString(maxFields: Int): String
    Definition Classes
    Expression → TreeNode
  89. def simpleStringWithNodeId(): String
    Definition Classes
    Expression → TreeNode
  90. val size: Int
  91. def sql(isDistinct: Boolean): String
    Definition Classes
    AggregateFunction
  92. def sql: String
    Definition Classes
    Expression
  93. def stateful: Boolean
    Definition Classes
    Expression
  94. def stringArgs: Iterator[Any]
    Attributes
    protected
    Definition Classes
    TreeNode
  95. final def synchronized[T0](arg0: => T0): T0
    Definition Classes
    AnyRef
  96. def toAggString(isDistinct: Boolean): String
    Definition Classes
    AggregateFunction
  97. def toAggregateExpression(isDistinct: Boolean, filter: Option[Expression]): AggregateExpression
    Definition Classes
    AggregateFunction
  98. def toAggregateExpression(): AggregateExpression
    Definition Classes
    AggregateFunction
  99. def toJSON: String
    Definition Classes
    TreeNode
  100. def toString(): String
    Definition Classes
    Expression → TreeNode → AnyRef → Any
  101. def transform(rule: PartialFunction[Expression, Expression]): Expression
    Definition Classes
    TreeNode
  102. def transformDown(rule: PartialFunction[Expression, Expression]): Expression
    Definition Classes
    TreeNode
  103. def transformDownWithPruning(cond: (TreePatternBits) => Boolean, ruleId: RuleId)(rule: PartialFunction[Expression, Expression]): Expression
    Definition Classes
    TreeNode
  104. def transformUp(rule: PartialFunction[Expression, Expression]): Expression
    Definition Classes
    TreeNode
  105. def transformUpWithBeforeAndAfterRuleOnChildren(cond: (Expression) => Boolean, ruleId: RuleId)(rule: PartialFunction[(Expression, Expression), Expression]): Expression
    Definition Classes
    TreeNode
  106. def transformUpWithPruning(cond: (TreePatternBits) => Boolean, ruleId: RuleId)(rule: PartialFunction[Expression, Expression]): Expression
    Definition Classes
    TreeNode
  107. def transformWithPruning(cond: (TreePatternBits) => Boolean, ruleId: RuleId)(rule: PartialFunction[Expression, Expression]): Expression
    Definition Classes
    TreeNode
  108. lazy val treePatternBits: BitSet
    Definition Classes
    TreeNode → TreePatternBits
  109. def treeString(append: (String) => Unit, verbose: Boolean, addSuffix: Boolean, maxFields: Int, printOperatorId: Boolean): Unit
    Definition Classes
    TreeNode
  110. final def treeString(verbose: Boolean, addSuffix: Boolean, maxFields: Int, printOperatorId: Boolean): String
    Definition Classes
    TreeNode
  111. final def treeString: String
    Definition Classes
    TreeNode
  112. def typeSuffix: String
    Attributes
    protected
    Definition Classes
    Expression
  113. def unsetTagValue[T](tag: TreeNodeTag[T]): Unit
    Definition Classes
    TreeNode
  114. def update(buffer: Map[Any, Long], input: InternalRow): Map[Any, Long]
    Definition Classes
    CollectFrequentItems → TypedImperativeAggregate
  115. final def update(buffer: InternalRow, input: InternalRow): Unit
    Definition Classes
    TypedImperativeAggregate → ImperativeAggregate
  116. final def verboseString(maxFields: Int): String
    Definition Classes
    Expression → TreeNode
  117. def verboseStringWithSuffix(maxFields: Int): String
    Definition Classes
    TreeNode
  118. final def wait(): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException])
  119. final def wait(arg0: Long, arg1: Int): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException])
  120. final def wait(arg0: Long): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException]) @native()
  121. final def withCanonicalizedChildren: Expression
    Attributes
    protected
    Definition Classes
    Expression
  122. def withNewChildInternal(newChild: Expression): Expression
    Attributes
    protected
    Definition Classes
    CollectFrequentItems → UnaryLike
  123. final def withNewChildren(newChildren: Seq[Expression]): Expression
    Definition Classes
    TreeNode
  124. final def withNewChildrenInternal(newChildren: IndexedSeq[Expression]): Expression
    Definition Classes
    UnaryLike
  125. def withNewInputAggBufferOffset(newInputAggBufferOffset: Int): ImperativeAggregate
    Definition Classes
    CollectFrequentItems → ImperativeAggregate
  126. def withNewMutableAggBufferOffset(newMutableAggBufferOffset: Int): ImperativeAggregate
    Definition Classes
    CollectFrequentItems → ImperativeAggregate

Inherited from Serializable

Inherited from UnaryLike[Expression]

Inherited from TypedImperativeAggregate[Map[Any, Long]]

Inherited from ImperativeAggregate

Inherited from CodegenFallback

Inherited from AggregateFunction

Inherited from Expression

Inherited from TreeNode[Expression]

Inherited from WithOrigin

Inherited from TreePatternBits

Inherited from Product

Inherited from Equals

Inherited from AnyRef

Inherited from Any

Ungrouped