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org.apache.spark.sql.connect.client

ExecutePlanResponseReattachableIterator

class ExecutePlanResponseReattachableIterator extends WrappedCloseableIterator[ExecutePlanResponse] with Logging

Retryable iterator of ExecutePlanResponses to an ExecutePlan call.

It can handle situations when:

  • the ExecutePlanResponse stream was broken by retryable network error (governed by retryPolicy)
  • the ExecutePlanResponse was gracefully ended by the server without a ResultComplete message; this tells the client that there is more, and it should reattach to continue.

Initial iterator is the result of an ExecutePlan on the request, but it can be reattached with ReattachExecute request. ReattachExecute request is provided the responseId of last returned ExecutePlanResponse on the iterator to return a new iterator from server that continues after that. If the initial ExecutePlan did not even reach the server, and hence reattach fails with INVALID_HANDLE.OPERATION_NOT_FOUND, we attempt to retry ExecutePlan.

In reattachable execute the server does buffer some responses in case the client needs to backtrack. To let server release this buffer sooner, this iterator asynchronously sends ReleaseExecute RPCs that instruct the server to release responses that it already processed.

Linear Supertypes
Logging, WrappedCloseableIterator[ExecutePlanResponse], CloseableIterator[ExecutePlanResponse], AutoCloseable, Iterator[ExecutePlanResponse], TraversableOnce[ExecutePlanResponse], GenTraversableOnce[ExecutePlanResponse], AnyRef, Any
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Inherited
  1. ExecutePlanResponseReattachableIterator
  2. Logging
  3. WrappedCloseableIterator
  4. CloseableIterator
  5. AutoCloseable
  6. Iterator
  7. TraversableOnce
  8. GenTraversableOnce
  9. AnyRef
  10. Any
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Visibility
  1. Public
  2. All

Instance Constructors

  1. new ExecutePlanResponseReattachableIterator(request: ExecutePlanRequest, channel: ManagedChannel, retryPolicy: RetryPolicy)

Type Members

  1. class GroupedIterator[B >: A] extends AbstractIterator[Seq[B]] with Iterator[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. def ++[B >: ExecutePlanResponse](that: ⇒ GenTraversableOnce[B]): Iterator[B]
    Definition Classes
    Iterator
  4. final def ==(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  5. def addString(b: StringBuilder): StringBuilder
    Definition Classes
    TraversableOnce
  6. def addString(b: StringBuilder, sep: String): StringBuilder
    Definition Classes
    TraversableOnce
  7. def addString(b: StringBuilder, start: String, sep: String, end: String): StringBuilder
    Definition Classes
    TraversableOnce
  8. def aggregate[B](z: ⇒ B)(seqop: (B, ExecutePlanResponse) ⇒ B, combop: (B, B) ⇒ B): B
    Definition Classes
    TraversableOnce → GenTraversableOnce
  9. final def asInstanceOf[T0]: T0
    Definition Classes
    Any
  10. def asJava: Iterator[ExecutePlanResponse]
    Definition Classes
    CloseableIterator
  11. def buffered: BufferedIterator[ExecutePlanResponse]
    Definition Classes
    Iterator
  12. def clone(): AnyRef
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... ) @native()
  13. def close(): Unit
    Definition Classes
    ExecutePlanResponseReattachableIterator → WrappedCloseableIterator → AutoCloseable
  14. def collect[B](pf: PartialFunction[ExecutePlanResponse, B]): Iterator[B]
    Definition Classes
    Iterator
    Annotations
    @migration
    Migration

    (Changed in version 2.8.0) collect has changed. The previous behavior can be reproduced with toSeq.

  15. def collectFirst[B](pf: PartialFunction[ExecutePlanResponse, B]): Option[B]
    Definition Classes
    TraversableOnce
  16. def contains(elem: Any): Boolean
    Definition Classes
    Iterator
  17. def copyToArray[B >: ExecutePlanResponse](xs: Array[B], start: Int, len: Int): Unit
    Definition Classes
    Iterator → TraversableOnce → GenTraversableOnce
  18. def copyToArray[B >: ExecutePlanResponse](xs: Array[B]): Unit
    Definition Classes
    TraversableOnce → GenTraversableOnce
  19. def copyToArray[B >: ExecutePlanResponse](xs: Array[B], start: Int): Unit
    Definition Classes
    TraversableOnce → GenTraversableOnce
  20. def copyToBuffer[B >: ExecutePlanResponse](dest: Buffer[B]): Unit
    Definition Classes
    TraversableOnce
  21. def corresponds[B](that: GenTraversableOnce[B])(p: (ExecutePlanResponse, B) ⇒ Boolean): Boolean
    Definition Classes
    Iterator
  22. def count(p: (ExecutePlanResponse) ⇒ Boolean): Int
    Definition Classes
    TraversableOnce → GenTraversableOnce
  23. def drop(n: Int): Iterator[ExecutePlanResponse]
    Definition Classes
    Iterator
  24. def dropWhile(p: (ExecutePlanResponse) ⇒ Boolean): Iterator[ExecutePlanResponse]
    Definition Classes
    Iterator
  25. def duplicate: (Iterator[ExecutePlanResponse], Iterator[ExecutePlanResponse])
    Definition Classes
    Iterator
  26. final def eq(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  27. def equals(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  28. def exists(p: (ExecutePlanResponse) ⇒ Boolean): Boolean
    Definition Classes
    Iterator → TraversableOnce → GenTraversableOnce
  29. def filter(p: (ExecutePlanResponse) ⇒ Boolean): Iterator[ExecutePlanResponse]
    Definition Classes
    Iterator
  30. def filterNot(p: (ExecutePlanResponse) ⇒ Boolean): Iterator[ExecutePlanResponse]
    Definition Classes
    Iterator
  31. def finalize(): Unit
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )
  32. def find(p: (ExecutePlanResponse) ⇒ Boolean): Option[ExecutePlanResponse]
    Definition Classes
    Iterator → TraversableOnce → GenTraversableOnce
  33. def flatMap[B](f: (ExecutePlanResponse) ⇒ GenTraversableOnce[B]): Iterator[B]
    Definition Classes
    Iterator
  34. def fold[A1 >: ExecutePlanResponse](z: A1)(op: (A1, A1) ⇒ A1): A1
    Definition Classes
    TraversableOnce → GenTraversableOnce
  35. def foldLeft[B](z: B)(op: (B, ExecutePlanResponse) ⇒ B): B
    Definition Classes
    TraversableOnce → GenTraversableOnce
  36. def foldRight[B](z: B)(op: (ExecutePlanResponse, B) ⇒ B): B
    Definition Classes
    TraversableOnce → GenTraversableOnce
  37. def forall(p: (ExecutePlanResponse) ⇒ Boolean): Boolean
    Definition Classes
    Iterator → TraversableOnce → GenTraversableOnce
  38. def foreach[U](f: (ExecutePlanResponse) ⇒ U): Unit
    Definition Classes
    Iterator → TraversableOnce → GenTraversableOnce
  39. final def getClass(): Class[_]
    Definition Classes
    AnyRef → Any
    Annotations
    @native()
  40. def grouped[B >: ExecutePlanResponse](size: Int): GroupedIterator[B]
    Definition Classes
    Iterator
  41. def hasDefiniteSize: Boolean
    Definition Classes
    Iterator → TraversableOnce → GenTraversableOnce
  42. def hasNext(): Boolean
    Definition Classes
    ExecutePlanResponseReattachableIterator → WrappedCloseableIterator → Iterator
  43. def hashCode(): Int
    Definition Classes
    AnyRef → Any
    Annotations
    @native()
  44. def indexOf[B >: ExecutePlanResponse](elem: B, from: Int): Int
    Definition Classes
    Iterator
  45. def indexOf[B >: ExecutePlanResponse](elem: B): Int
    Definition Classes
    Iterator
  46. def indexWhere(p: (ExecutePlanResponse) ⇒ Boolean, from: Int): Int
    Definition Classes
    Iterator
  47. def indexWhere(p: (ExecutePlanResponse) ⇒ Boolean): Int
    Definition Classes
    Iterator
  48. def initializeLogIfNecessary(isInterpreter: Boolean, silent: Boolean): Boolean
    Attributes
    protected
    Definition Classes
    Logging
  49. def initializeLogIfNecessary(isInterpreter: Boolean): Unit
    Attributes
    protected
    Definition Classes
    Logging
  50. def innerIterator: Iterator[ExecutePlanResponse]
    Definition Classes
    ExecutePlanResponseReattachableIterator → WrappedCloseableIterator
  51. def isEmpty: Boolean
    Definition Classes
    Iterator → TraversableOnce → GenTraversableOnce
  52. final def isInstanceOf[T0]: Boolean
    Definition Classes
    Any
  53. def isTraceEnabled(): Boolean
    Attributes
    protected
    Definition Classes
    Logging
  54. def isTraversableAgain: Boolean
    Definition Classes
    Iterator → GenTraversableOnce
  55. def length: Int
    Definition Classes
    Iterator
  56. def log: Logger
    Attributes
    protected
    Definition Classes
    Logging
  57. def logDebug(msg: ⇒ String, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  58. def logDebug(msg: ⇒ String): Unit
    Attributes
    protected
    Definition Classes
    Logging
  59. def logError(msg: ⇒ String, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  60. def logError(msg: ⇒ String): Unit
    Attributes
    protected
    Definition Classes
    Logging
  61. def logInfo(msg: ⇒ String, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  62. def logInfo(msg: ⇒ String): Unit
    Attributes
    protected
    Definition Classes
    Logging
  63. def logName: String
    Attributes
    protected
    Definition Classes
    Logging
  64. def logTrace(msg: ⇒ String, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  65. def logTrace(msg: ⇒ String): Unit
    Attributes
    protected
    Definition Classes
    Logging
  66. def logWarning(msg: ⇒ String, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  67. def logWarning(msg: ⇒ String): Unit
    Attributes
    protected
    Definition Classes
    Logging
  68. def map[B](f: (ExecutePlanResponse) ⇒ B): Iterator[B]
    Definition Classes
    Iterator
  69. def max[B >: ExecutePlanResponse](implicit cmp: Ordering[B]): ExecutePlanResponse
    Definition Classes
    TraversableOnce → GenTraversableOnce
  70. def maxBy[B](f: (ExecutePlanResponse) ⇒ B)(implicit cmp: Ordering[B]): ExecutePlanResponse
    Definition Classes
    TraversableOnce → GenTraversableOnce
  71. def min[B >: ExecutePlanResponse](implicit cmp: Ordering[B]): ExecutePlanResponse
    Definition Classes
    TraversableOnce → GenTraversableOnce
  72. def minBy[B](f: (ExecutePlanResponse) ⇒ B)(implicit cmp: Ordering[B]): ExecutePlanResponse
    Definition Classes
    TraversableOnce → GenTraversableOnce
  73. def mkString: String
    Definition Classes
    TraversableOnce → GenTraversableOnce
  74. def mkString(sep: String): String
    Definition Classes
    TraversableOnce → GenTraversableOnce
  75. def mkString(start: String, sep: String, end: String): String
    Definition Classes
    TraversableOnce → GenTraversableOnce
  76. final def ne(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  77. def next(): ExecutePlanResponse
    Definition Classes
    ExecutePlanResponseReattachableIterator → WrappedCloseableIterator → Iterator
  78. def nonEmpty: Boolean
    Definition Classes
    TraversableOnce → GenTraversableOnce
  79. final def notify(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native()
  80. final def notifyAll(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native()
  81. val operationId: String
  82. def padTo[A1 >: ExecutePlanResponse](len: Int, elem: A1): Iterator[A1]
    Definition Classes
    Iterator
  83. def partition(p: (ExecutePlanResponse) ⇒ Boolean): (Iterator[ExecutePlanResponse], Iterator[ExecutePlanResponse])
    Definition Classes
    Iterator
  84. def patch[B >: ExecutePlanResponse](from: Int, patchElems: Iterator[B], replaced: Int): Iterator[B]
    Definition Classes
    Iterator
  85. def product[B >: ExecutePlanResponse](implicit num: Numeric[B]): B
    Definition Classes
    TraversableOnce → GenTraversableOnce
  86. def reduce[A1 >: ExecutePlanResponse](op: (A1, A1) ⇒ A1): A1
    Definition Classes
    TraversableOnce → GenTraversableOnce
  87. def reduceLeft[B >: ExecutePlanResponse](op: (B, ExecutePlanResponse) ⇒ B): B
    Definition Classes
    TraversableOnce
  88. def reduceLeftOption[B >: ExecutePlanResponse](op: (B, ExecutePlanResponse) ⇒ B): Option[B]
    Definition Classes
    TraversableOnce → GenTraversableOnce
  89. def reduceOption[A1 >: ExecutePlanResponse](op: (A1, A1) ⇒ A1): Option[A1]
    Definition Classes
    TraversableOnce → GenTraversableOnce
  90. def reduceRight[B >: ExecutePlanResponse](op: (ExecutePlanResponse, B) ⇒ B): B
    Definition Classes
    TraversableOnce → GenTraversableOnce
  91. def reduceRightOption[B >: ExecutePlanResponse](op: (ExecutePlanResponse, B) ⇒ B): Option[B]
    Definition Classes
    TraversableOnce → GenTraversableOnce
  92. def reversed: List[ExecutePlanResponse]
    Attributes
    protected[this]
    Definition Classes
    TraversableOnce
  93. def sameElements(that: Iterator[_]): Boolean
    Definition Classes
    Iterator
  94. def scanLeft[B](z: B)(op: (B, ExecutePlanResponse) ⇒ B): Iterator[B]
    Definition Classes
    Iterator
  95. def scanRight[B](z: B)(op: (ExecutePlanResponse, B) ⇒ B): Iterator[B]
    Definition Classes
    Iterator
  96. def seq: Iterator[ExecutePlanResponse]
    Definition Classes
    Iterator → TraversableOnce → GenTraversableOnce
  97. def size: Int
    Definition Classes
    TraversableOnce → GenTraversableOnce
  98. def sizeHintIfCheap: Int
    Attributes
    protected[collection]
    Definition Classes
    GenTraversableOnce
  99. def slice(from: Int, until: Int): Iterator[ExecutePlanResponse]
    Definition Classes
    Iterator
  100. def sliceIterator(from: Int, until: Int): Iterator[ExecutePlanResponse]
    Attributes
    protected
    Definition Classes
    Iterator
  101. def sliding[B >: ExecutePlanResponse](size: Int, step: Int): GroupedIterator[B]
    Definition Classes
    Iterator
  102. def span(p: (ExecutePlanResponse) ⇒ Boolean): (Iterator[ExecutePlanResponse], Iterator[ExecutePlanResponse])
    Definition Classes
    Iterator
  103. def sum[B >: ExecutePlanResponse](implicit num: Numeric[B]): B
    Definition Classes
    TraversableOnce → GenTraversableOnce
  104. final def synchronized[T0](arg0: ⇒ T0): T0
    Definition Classes
    AnyRef
  105. def take(n: Int): Iterator[ExecutePlanResponse]
    Definition Classes
    Iterator
  106. def takeWhile(p: (ExecutePlanResponse) ⇒ Boolean): Iterator[ExecutePlanResponse]
    Definition Classes
    Iterator
  107. def to[Col[_]](implicit cbf: CanBuildFrom[Nothing, ExecutePlanResponse, Col[ExecutePlanResponse]]): Col[ExecutePlanResponse]
    Definition Classes
    TraversableOnce → GenTraversableOnce
  108. def toArray[B >: ExecutePlanResponse](implicit arg0: ClassTag[B]): Array[B]
    Definition Classes
    TraversableOnce → GenTraversableOnce
  109. def toBuffer[B >: ExecutePlanResponse]: Buffer[B]
    Definition Classes
    TraversableOnce → GenTraversableOnce
  110. def toIndexedSeq: IndexedSeq[ExecutePlanResponse]
    Definition Classes
    TraversableOnce → GenTraversableOnce
  111. def toIterable: Iterable[ExecutePlanResponse]
    Definition Classes
    TraversableOnce → GenTraversableOnce
  112. def toIterator: Iterator[ExecutePlanResponse]
    Definition Classes
    Iterator → GenTraversableOnce
  113. def toList: List[ExecutePlanResponse]
    Definition Classes
    TraversableOnce → GenTraversableOnce
  114. def toMap[T, U](implicit ev: <:<[ExecutePlanResponse, (T, U)]): Map[T, U]
    Definition Classes
    TraversableOnce → GenTraversableOnce
  115. def toSeq: Seq[ExecutePlanResponse]
    Definition Classes
    TraversableOnce → GenTraversableOnce
  116. def toSet[B >: ExecutePlanResponse]: Set[B]
    Definition Classes
    TraversableOnce → GenTraversableOnce
  117. def toStream: Stream[ExecutePlanResponse]
    Definition Classes
    Iterator → GenTraversableOnce
  118. def toString(): String
    Definition Classes
    Iterator → AnyRef → Any
  119. def toTraversable: Traversable[ExecutePlanResponse]
    Definition Classes
    Iterator → TraversableOnce → GenTraversableOnce
  120. def toVector: Vector[ExecutePlanResponse]
    Definition Classes
    TraversableOnce → GenTraversableOnce
  121. final def wait(): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  122. final def wait(arg0: Long, arg1: Int): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  123. final def wait(arg0: Long): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... ) @native()
  124. def withFilter(p: (ExecutePlanResponse) ⇒ Boolean): Iterator[ExecutePlanResponse]
    Definition Classes
    Iterator
  125. def zip[B](that: Iterator[B]): Iterator[(ExecutePlanResponse, B)]
    Definition Classes
    Iterator
  126. def zipAll[B, A1 >: ExecutePlanResponse, B1 >: B](that: Iterator[B], thisElem: A1, thatElem: B1): Iterator[(A1, B1)]
    Definition Classes
    Iterator
  127. def zipWithIndex: Iterator[(ExecutePlanResponse, Int)]
    Definition Classes
    Iterator

Deprecated Value Members

  1. def /:[B](z: B)(op: (B, ExecutePlanResponse) ⇒ B): B
    Definition Classes
    TraversableOnce → GenTraversableOnce
    Annotations
    @deprecated
    Deprecated

    (Since version 2.12.10) Use foldLeft instead of /:

  2. def :\[B](z: B)(op: (ExecutePlanResponse, B) ⇒ B): B
    Definition Classes
    TraversableOnce → GenTraversableOnce
    Annotations
    @deprecated
    Deprecated

    (Since version 2.12.10) Use foldRight instead of :\

Inherited from Logging

Inherited from WrappedCloseableIterator[ExecutePlanResponse]

Inherited from CloseableIterator[ExecutePlanResponse]

Inherited from AutoCloseable

Inherited from Iterator[ExecutePlanResponse]

Inherited from TraversableOnce[ExecutePlanResponse]

Inherited from GenTraversableOnce[ExecutePlanResponse]

Inherited from AnyRef

Inherited from Any

Ungrouped