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org.apache.spark.sql.execution.aggregate

SortBasedAggregationIterator

class SortBasedAggregationIterator extends AggregationIterator

An iterator used to evaluate org.apache.spark.sql.catalyst.expressions.aggregate.AggregateFunction. It assumes the input rows have been sorted by values of groupingExpressions.

Linear Supertypes
AggregationIterator, Logging, Iterator[UnsafeRow], IterableOnceOps[UnsafeRow, Iterator, Iterator[UnsafeRow]], IterableOnce[UnsafeRow], AnyRef, Any
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Inherited
  1. SortBasedAggregationIterator
  2. AggregationIterator
  3. Logging
  4. Iterator
  5. IterableOnceOps
  6. IterableOnce
  7. AnyRef
  8. Any
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Visibility
  1. Public
  2. Protected

Instance Constructors

  1. new SortBasedAggregationIterator(partIndex: Int, groupingExpressions: Seq[NamedExpression], valueAttributes: Seq[Attribute], inputIterator: Iterator[InternalRow], aggregateExpressions: Seq[AggregateExpression], aggregateAttributes: Seq[Attribute], initialInputBufferOffset: Int, resultExpressions: Seq[NamedExpression], newMutableProjection: (Seq[Expression], Seq[Attribute]) => MutableProjection, numOutputRows: SQLMetric)

Type Members

  1. class GroupedIterator[B >: A] extends AbstractIterator[Seq[B]]
    Definition Classes
    Iterator

Value Members

  1. final def !=(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  2. final def ##: Int
    Definition Classes
    AnyRef → Any
  3. final def ++[B >: UnsafeRow](xs: => IterableOnce[B]): Iterator[B]
    Definition Classes
    Iterator
    Annotations
    @inline()
  4. final def ==(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  5. final def addString(b: StringBuilder): StringBuilder
    Definition Classes
    IterableOnceOps
    Annotations
    @inline()
  6. final def addString(b: StringBuilder, sep: String): StringBuilder
    Definition Classes
    IterableOnceOps
    Annotations
    @inline()
  7. def addString(b: StringBuilder, start: String, sep: String, end: String): StringBuilder
    Definition Classes
    IterableOnceOps
  8. val aggregateFunctions: Array[AggregateFunction]
    Attributes
    protected
    Definition Classes
    AggregationIterator
  9. val allImperativeAggregateFunctionPositions: Array[Int]
    Attributes
    protected[this]
    Definition Classes
    AggregationIterator
  10. val allImperativeAggregateFunctions: Array[ImperativeAggregate]
    Attributes
    protected[this]
    Definition Classes
    AggregationIterator
  11. final def asInstanceOf[T0]: T0
    Definition Classes
    Any
  12. def buffered: BufferedIterator[UnsafeRow]
    Definition Classes
    Iterator
  13. def clone(): AnyRef
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.CloneNotSupportedException]) @native()
  14. def collect[B](pf: PartialFunction[UnsafeRow, B]): Iterator[B]
    Definition Classes
    Iterator → IterableOnceOps
  15. def collectFirst[B](pf: PartialFunction[UnsafeRow, B]): Option[B]
    Definition Classes
    IterableOnceOps
  16. def concat[B >: UnsafeRow](xs: => IterableOnce[B]): Iterator[B]
    Definition Classes
    Iterator
  17. def contains(elem: Any): Boolean
    Definition Classes
    Iterator
  18. def copyToArray[B >: UnsafeRow](xs: Array[B], start: Int, len: Int): Int
    Definition Classes
    IterableOnceOps
  19. def copyToArray[B >: UnsafeRow](xs: Array[B], start: Int): Int
    Definition Classes
    IterableOnceOps
    Annotations
    @deprecatedOverriding()
  20. def copyToArray[B >: UnsafeRow](xs: Array[B]): Int
    Definition Classes
    IterableOnceOps
    Annotations
    @deprecatedOverriding()
  21. def corresponds[B](that: IterableOnce[B])(p: (UnsafeRow, B) => Boolean): Boolean
    Definition Classes
    IterableOnceOps
  22. def count(p: (UnsafeRow) => Boolean): Int
    Definition Classes
    IterableOnceOps
  23. def distinct: Iterator[UnsafeRow]
    Definition Classes
    Iterator
  24. def distinctBy[B](f: (UnsafeRow) => B): Iterator[UnsafeRow]
    Definition Classes
    Iterator
  25. def drop(n: Int): Iterator[UnsafeRow]
    Definition Classes
    Iterator → IterableOnceOps
  26. def dropWhile(p: (UnsafeRow) => Boolean): Iterator[UnsafeRow]
    Definition Classes
    Iterator → IterableOnceOps
  27. def duplicate: (Iterator[UnsafeRow], Iterator[UnsafeRow])
    Definition Classes
    Iterator
  28. final def eq(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  29. def equals(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef → Any
  30. def exists(p: (UnsafeRow) => Boolean): Boolean
    Definition Classes
    IterableOnceOps
  31. val expressionAggInitialProjection: MutableProjection
    Attributes
    protected[this]
    Definition Classes
    AggregationIterator
  32. def filter(p: (UnsafeRow) => Boolean): Iterator[UnsafeRow]
    Definition Classes
    Iterator → IterableOnceOps
  33. def filterNot(p: (UnsafeRow) => Boolean): Iterator[UnsafeRow]
    Definition Classes
    Iterator → IterableOnceOps
  34. def finalize(): Unit
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.Throwable])
  35. def find(p: (UnsafeRow) => Boolean): Option[UnsafeRow]
    Definition Classes
    IterableOnceOps
  36. def flatMap[B](f: (UnsafeRow) => IterableOnce[B]): Iterator[B]
    Definition Classes
    Iterator → IterableOnceOps
  37. def flatten[B](implicit ev: (UnsafeRow) => IterableOnce[B]): Iterator[B]
    Definition Classes
    Iterator → IterableOnceOps
  38. def fold[A1 >: UnsafeRow](z: A1)(op: (A1, A1) => A1): A1
    Definition Classes
    IterableOnceOps
  39. def foldLeft[B](z: B)(op: (B, UnsafeRow) => B): B
    Definition Classes
    IterableOnceOps
  40. def foldRight[B](z: B)(op: (UnsafeRow, B) => B): B
    Definition Classes
    IterableOnceOps
  41. def forall(p: (UnsafeRow) => Boolean): Boolean
    Definition Classes
    IterableOnceOps
  42. def foreach[U](f: (UnsafeRow) => U): Unit
    Definition Classes
    IterableOnceOps
  43. val generateOutput: (UnsafeRow, InternalRow) => UnsafeRow
    Attributes
    protected
    Definition Classes
    AggregationIterator
  44. def generateProcessRow(expressions: Seq[AggregateExpression], functions: Seq[AggregateFunction], inputAttributes: Seq[Attribute]): (InternalRow, InternalRow) => Unit
    Attributes
    protected
    Definition Classes
    AggregationIterator
  45. def generateResultProjection(): (UnsafeRow, InternalRow) => UnsafeRow
    Attributes
    protected
    Definition Classes
    AggregationIterator
  46. final def getClass(): Class[_ <: AnyRef]
    Definition Classes
    AnyRef → Any
    Annotations
    @native()
  47. def grouped[B >: UnsafeRow](size: Int): GroupedIterator[B]
    Definition Classes
    Iterator
  48. val groupingAttributes: Seq[Attribute]
    Attributes
    protected
    Definition Classes
    AggregationIterator
  49. val groupingProjection: UnsafeProjection
    Attributes
    protected
    Definition Classes
    AggregationIterator
  50. final def hasNext: Boolean
    Definition Classes
    SortBasedAggregationIterator → Iterator
  51. def hashCode(): Int
    Definition Classes
    AnyRef → Any
    Annotations
    @native()
  52. def indexOf[B >: UnsafeRow](elem: B, from: Int): Int
    Definition Classes
    Iterator
  53. def indexOf[B >: UnsafeRow](elem: B): Int
    Definition Classes
    Iterator
  54. def indexWhere(p: (UnsafeRow) => Boolean, from: Int): Int
    Definition Classes
    Iterator
  55. def initialize(): Unit
    Attributes
    protected
  56. def initializeAggregateFunctions(expressions: Seq[AggregateExpression], startingInputBufferOffset: Int): Array[AggregateFunction]
    Attributes
    protected
    Definition Classes
    AggregationIterator
  57. def initializeBuffer(buffer: InternalRow): Unit

    Initializes buffer values for all aggregate functions.

    Initializes buffer values for all aggregate functions.

    Attributes
    protected
    Definition Classes
    AggregationIterator
  58. def initializeLogIfNecessary(isInterpreter: Boolean, silent: Boolean): Boolean
    Attributes
    protected
    Definition Classes
    Logging
  59. def initializeLogIfNecessary(isInterpreter: Boolean): Unit
    Attributes
    protected
    Definition Classes
    Logging
  60. def isEmpty: Boolean
    Definition Classes
    Iterator → IterableOnceOps
    Annotations
    @deprecatedOverriding()
  61. final def isInstanceOf[T0]: Boolean
    Definition Classes
    Any
  62. def isTraceEnabled(): Boolean
    Attributes
    protected
    Definition Classes
    Logging
  63. def isTraversableAgain: Boolean
    Definition Classes
    IterableOnceOps
  64. final def iterator: Iterator[UnsafeRow]
    Definition Classes
    Iterator → IterableOnce
    Annotations
    @inline()
  65. def knownSize: Int
    Definition Classes
    IterableOnce
  66. final def length: Int
    Definition Classes
    Iterator
    Annotations
    @inline()
  67. def log: Logger
    Attributes
    protected
    Definition Classes
    Logging
  68. def logDebug(msg: => String, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  69. def logDebug(msg: => String): Unit
    Attributes
    protected
    Definition Classes
    Logging
  70. def logError(msg: => String, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  71. def logError(msg: => String): Unit
    Attributes
    protected
    Definition Classes
    Logging
  72. def logInfo(msg: => String, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  73. def logInfo(msg: => String): Unit
    Attributes
    protected
    Definition Classes
    Logging
  74. def logName: String
    Attributes
    protected
    Definition Classes
    Logging
  75. def logTrace(msg: => String, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  76. def logTrace(msg: => String): Unit
    Attributes
    protected
    Definition Classes
    Logging
  77. def logWarning(msg: => String, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  78. def logWarning(msg: => String): Unit
    Attributes
    protected
    Definition Classes
    Logging
  79. def map[B](f: (UnsafeRow) => B): Iterator[B]
    Definition Classes
    Iterator → IterableOnceOps
  80. def max[B >: UnsafeRow](implicit ord: Ordering[B]): UnsafeRow
    Definition Classes
    IterableOnceOps
  81. def maxBy[B](f: (UnsafeRow) => B)(implicit cmp: Ordering[B]): UnsafeRow
    Definition Classes
    IterableOnceOps
  82. def maxByOption[B](f: (UnsafeRow) => B)(implicit cmp: Ordering[B]): Option[UnsafeRow]
    Definition Classes
    IterableOnceOps
  83. def maxOption[B >: UnsafeRow](implicit ord: Ordering[B]): Option[UnsafeRow]
    Definition Classes
    IterableOnceOps
  84. def min[B >: UnsafeRow](implicit ord: Ordering[B]): UnsafeRow
    Definition Classes
    IterableOnceOps
  85. def minBy[B](f: (UnsafeRow) => B)(implicit cmp: Ordering[B]): UnsafeRow
    Definition Classes
    IterableOnceOps
  86. def minByOption[B](f: (UnsafeRow) => B)(implicit cmp: Ordering[B]): Option[UnsafeRow]
    Definition Classes
    IterableOnceOps
  87. def minOption[B >: UnsafeRow](implicit ord: Ordering[B]): Option[UnsafeRow]
    Definition Classes
    IterableOnceOps
  88. final def mkString: String
    Definition Classes
    IterableOnceOps
    Annotations
    @inline()
  89. final def mkString(sep: String): String
    Definition Classes
    IterableOnceOps
    Annotations
    @inline()
  90. final def mkString(start: String, sep: String, end: String): String
    Definition Classes
    IterableOnceOps
  91. final def ne(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  92. final def next(): UnsafeRow
    Definition Classes
    SortBasedAggregationIterator → Iterator
  93. def nextOption(): Option[UnsafeRow]
    Definition Classes
    Iterator
  94. def nonEmpty: Boolean
    Definition Classes
    IterableOnceOps
    Annotations
    @deprecatedOverriding()
  95. final def notify(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native()
  96. final def notifyAll(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native()
  97. def outputForEmptyGroupingKeyWithoutInput(): UnsafeRow
  98. def padTo[B >: UnsafeRow](len: Int, elem: B): Iterator[B]
    Definition Classes
    Iterator
  99. def partition(p: (UnsafeRow) => Boolean): (Iterator[UnsafeRow], Iterator[UnsafeRow])
    Definition Classes
    Iterator
  100. def patch[B >: UnsafeRow](from: Int, patchElems: Iterator[B], replaced: Int): Iterator[B]
    Definition Classes
    Iterator
  101. def processCurrentSortedGroup(): Unit

    Processes rows in the current group.

    Processes rows in the current group. It will stop when it find a new group.

    Attributes
    protected
  102. val processRow: (InternalRow, InternalRow) => Unit
    Attributes
    protected
    Definition Classes
    AggregationIterator
  103. def product[B >: UnsafeRow](implicit num: Numeric[B]): B
    Definition Classes
    IterableOnceOps
  104. def reduce[B >: UnsafeRow](op: (B, B) => B): B
    Definition Classes
    IterableOnceOps
  105. def reduceLeft[B >: UnsafeRow](op: (B, UnsafeRow) => B): B
    Definition Classes
    IterableOnceOps
  106. def reduceLeftOption[B >: UnsafeRow](op: (B, UnsafeRow) => B): Option[B]
    Definition Classes
    IterableOnceOps
  107. def reduceOption[B >: UnsafeRow](op: (B, B) => B): Option[B]
    Definition Classes
    IterableOnceOps
  108. def reduceRight[B >: UnsafeRow](op: (UnsafeRow, B) => B): B
    Definition Classes
    IterableOnceOps
  109. def reduceRightOption[B >: UnsafeRow](op: (UnsafeRow, B) => B): Option[B]
    Definition Classes
    IterableOnceOps
  110. def reversed: Iterable[UnsafeRow]
    Attributes
    protected
    Definition Classes
    IterableOnceOps
  111. def sameElements[B >: UnsafeRow](that: IterableOnce[B]): Boolean
    Definition Classes
    Iterator
  112. def scanLeft[B](z: B)(op: (B, UnsafeRow) => B): Iterator[B]
    Definition Classes
    Iterator → IterableOnceOps
  113. def size: Int
    Definition Classes
    IterableOnceOps
  114. def slice(from: Int, until: Int): Iterator[UnsafeRow]
    Definition Classes
    Iterator → IterableOnceOps
  115. def sliceIterator(from: Int, until: Int): Iterator[UnsafeRow]
    Attributes
    protected
    Definition Classes
    Iterator
  116. def sliding[B >: UnsafeRow](size: Int, step: Int): GroupedIterator[B]
    Definition Classes
    Iterator
  117. def span(p: (UnsafeRow) => Boolean): (Iterator[UnsafeRow], Iterator[UnsafeRow])
    Definition Classes
    Iterator → IterableOnceOps
  118. def splitAt(n: Int): (Iterator[UnsafeRow], Iterator[UnsafeRow])
    Definition Classes
    IterableOnceOps
  119. def stepper[S <: Stepper[_]](implicit shape: StepperShape[UnsafeRow, S]): S
    Definition Classes
    IterableOnce
  120. def sum[B >: UnsafeRow](implicit num: Numeric[B]): B
    Definition Classes
    IterableOnceOps
  121. final def synchronized[T0](arg0: => T0): T0
    Definition Classes
    AnyRef
  122. def take(n: Int): Iterator[UnsafeRow]
    Definition Classes
    Iterator → IterableOnceOps
  123. def takeWhile(p: (UnsafeRow) => Boolean): Iterator[UnsafeRow]
    Definition Classes
    Iterator → IterableOnceOps
  124. def tapEach[U](f: (UnsafeRow) => U): Iterator[UnsafeRow]
    Definition Classes
    Iterator → IterableOnceOps
  125. def to[C1](factory: Factory[UnsafeRow, C1]): C1
    Definition Classes
    IterableOnceOps
  126. def toArray[B >: UnsafeRow](implicit arg0: ClassTag[B]): Array[B]
    Definition Classes
    IterableOnceOps
  127. final def toBuffer[B >: UnsafeRow]: Buffer[B]
    Definition Classes
    IterableOnceOps
    Annotations
    @inline()
  128. def toIndexedSeq: IndexedSeq[UnsafeRow]
    Definition Classes
    IterableOnceOps
  129. def toList: List[UnsafeRow]
    Definition Classes
    IterableOnceOps
  130. def toMap[K, V](implicit ev: <:<[UnsafeRow, (K, V)]): Map[K, V]
    Definition Classes
    IterableOnceOps
  131. def toSeq: Seq[UnsafeRow]
    Definition Classes
    IterableOnceOps
  132. def toSet[B >: UnsafeRow]: Set[B]
    Definition Classes
    IterableOnceOps
  133. def toString(): String
    Definition Classes
    Iterator → AnyRef → Any
  134. def toVector: Vector[UnsafeRow]
    Definition Classes
    IterableOnceOps
  135. final def wait(): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException])
  136. final def wait(arg0: Long, arg1: Int): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException])
  137. final def wait(arg0: Long): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException]) @native()
  138. def withFilter(p: (UnsafeRow) => Boolean): Iterator[UnsafeRow]
    Definition Classes
    Iterator
  139. def zip[B](that: IterableOnce[B]): Iterator[(UnsafeRow, B)]
    Definition Classes
    Iterator
  140. def zipAll[A1 >: UnsafeRow, B](that: IterableOnce[B], thisElem: A1, thatElem: B): Iterator[(A1, B)]
    Definition Classes
    Iterator
  141. def zipWithIndex: Iterator[(UnsafeRow, Int)]
    Definition Classes
    Iterator → IterableOnceOps

Deprecated Value Members

  1. final def /:[B](z: B)(op: (B, UnsafeRow) => B): B
    Definition Classes
    IterableOnceOps
    Annotations
    @deprecated @inline()
    Deprecated

    (Since version 2.13.0) Use foldLeft instead of /:

  2. final def :\[B](z: B)(op: (UnsafeRow, B) => B): B
    Definition Classes
    IterableOnceOps
    Annotations
    @deprecated @inline()
    Deprecated

    (Since version 2.13.0) Use foldRight instead of :\

  3. def aggregate[B](z: => B)(seqop: (B, UnsafeRow) => B, combop: (B, B) => B): B
    Definition Classes
    IterableOnceOps
    Annotations
    @deprecated
    Deprecated

    (Since version 2.13.0) aggregate is not relevant for sequential collections. Use foldLeft(z)(seqop) instead.

  4. final def copyToBuffer[B >: UnsafeRow](dest: Buffer[B]): Unit
    Definition Classes
    IterableOnceOps
    Annotations
    @deprecated @inline()
    Deprecated

    (Since version 2.13.0) Use dest ++= coll instead

  5. final def hasDefiniteSize: Boolean
    Definition Classes
    Iterator → IterableOnceOps
    Annotations
    @deprecated @inline()
    Deprecated

    (Since version 2.13.0) hasDefiniteSize on Iterator is the same as isEmpty

  6. def scanRight[B](z: B)(op: (UnsafeRow, B) => B): Iterator[B]
    Definition Classes
    Iterator
    Annotations
    @deprecated
    Deprecated

    (Since version 2.13.0) Call scanRight on an Iterable instead.

  7. def seq: SortBasedAggregationIterator.this.type
    Definition Classes
    Iterator
    Annotations
    @deprecated
    Deprecated

    (Since version 2.13.0) Iterator.seq always returns the iterator itself

  8. final def toIterator: Iterator[UnsafeRow]
    Definition Classes
    IterableOnceOps
    Annotations
    @deprecated @inline()
    Deprecated

    (Since version 2.13.0) Use .iterator instead of .toIterator

  9. final def toStream: Stream[UnsafeRow]
    Definition Classes
    IterableOnceOps
    Annotations
    @deprecated @inline()
    Deprecated

    (Since version 2.13.0) Use .to(LazyList) instead of .toStream

Inherited from AggregationIterator

Inherited from Logging

Inherited from Iterator[UnsafeRow]

Inherited from IterableOnceOps[UnsafeRow, Iterator, Iterator[UnsafeRow]]

Inherited from IterableOnce[UnsafeRow]

Inherited from AnyRef

Inherited from Any

Ungrouped