Packages

class CassandraCoGroupedRDD[T] extends RDD[Seq[Seq[T]]]

A RDD which pulls from provided separate CassandraTableScanRDDs which share partition keys type and keyspaces. These tables will be joined on READ using a merge iterator. As long as we join on the token of the partition key the two iterators should be read in order. Note: this implementation do not restrict partition keys has the same names, but they should have the same types

Linear Supertypes
RDD[Seq[Seq[T]]], Logging, Serializable, Serializable, AnyRef, Any
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Inherited
  1. CassandraCoGroupedRDD
  2. RDD
  3. Logging
  4. Serializable
  5. Serializable
  6. AnyRef
  7. Any
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Visibility
  1. Public
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Instance Constructors

  1. new CassandraCoGroupedRDD(sc: SparkContext, scanRDDs: Seq[CassandraTableScanRDD[T]])(implicit classTag: ClassTag[T])

Value Members

  1. final def !=(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  2. final def ##(): Int
    Definition Classes
    AnyRef → Any
  3. def ++(other: RDD[Seq[Seq[T]]]): RDD[Seq[Seq[T]]]
    Definition Classes
    RDD
  4. final def ==(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  5. def aggregate[U](zeroValue: U)(seqOp: (U, Seq[Seq[T]]) ⇒ U, combOp: (U, U) ⇒ U)(implicit arg0: ClassTag[U]): U
    Definition Classes
    RDD
  6. final def asInstanceOf[T0]: T0
    Definition Classes
    Any
  7. def barrier(): RDDBarrier[Seq[Seq[T]]]
    Definition Classes
    RDD
    Annotations
    @Experimental() @Since( "2.4.0" )
  8. def cache(): CassandraCoGroupedRDD.this.type
    Definition Classes
    RDD
  9. def cartesian[U](other: RDD[U])(implicit arg0: ClassTag[U]): RDD[(Seq[Seq[T]], U)]
    Definition Classes
    RDD
  10. def checkValidMergeJoin(): Unit
    Attributes
    protected
  11. def checkpoint(): Unit
    Definition Classes
    RDD
  12. def clearDependencies(): Unit
    Attributes
    protected
    Definition Classes
    RDD
  13. def clone(): AnyRef
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... ) @native()
  14. def coalesce(numPartitions: Int, shuffle: Boolean, partitionCoalescer: Option[PartitionCoalescer])(implicit ord: Ordering[Seq[Seq[T]]]): RDD[Seq[Seq[T]]]
    Definition Classes
    RDD
  15. def collect[U](f: PartialFunction[Seq[Seq[T]], U])(implicit arg0: ClassTag[U]): RDD[U]
    Definition Classes
    RDD
  16. def collect(): Array[Seq[Seq[T]]]
    Definition Classes
    RDD
  17. def compute(split: Partition, context: TaskContext): Iterator[Seq[Seq[T]]]
    Definition Classes
    CassandraCoGroupedRDD → RDD
    Annotations
    @DeveloperApi()
  18. lazy val connector: CassandraConnector
  19. def context: SparkContext
    Definition Classes
    RDD
  20. def count(): Long
    Definition Classes
    RDD
  21. def countApprox(timeout: Long, confidence: Double): PartialResult[BoundedDouble]
    Definition Classes
    RDD
  22. def countApproxDistinct(relativeSD: Double): Long
    Definition Classes
    RDD
  23. def countApproxDistinct(p: Int, sp: Int): Long
    Definition Classes
    RDD
  24. def countByValue()(implicit ord: Ordering[Seq[Seq[T]]]): Map[Seq[Seq[T]], Long]
    Definition Classes
    RDD
  25. def countByValueApprox(timeout: Long, confidence: Double)(implicit ord: Ordering[Seq[Seq[T]]]): PartialResult[Map[Seq[Seq[T]], BoundedDouble]]
    Definition Classes
    RDD
  26. final def dependencies: Seq[Dependency[_]]
    Definition Classes
    RDD
  27. def distinct(): RDD[Seq[Seq[T]]]
    Definition Classes
    RDD
  28. def distinct(numPartitions: Int)(implicit ord: Ordering[Seq[Seq[T]]]): RDD[Seq[Seq[T]]]
    Definition Classes
    RDD
  29. final def eq(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  30. def equals(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  31. def filter(f: (Seq[Seq[T]]) ⇒ Boolean): RDD[Seq[Seq[T]]]
    Definition Classes
    RDD
  32. def finalize(): Unit
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )
  33. def first(): Seq[Seq[T]]
    Definition Classes
    RDD
  34. def firstParent[U](implicit arg0: ClassTag[U]): RDD[U]
    Attributes
    protected[org.apache.spark]
    Definition Classes
    RDD
  35. def flatMap[U](f: (Seq[Seq[T]]) ⇒ TraversableOnce[U])(implicit arg0: ClassTag[U]): RDD[U]
    Definition Classes
    RDD
  36. def fold(zeroValue: Seq[Seq[T]])(op: (Seq[Seq[T]], Seq[Seq[T]]) ⇒ Seq[Seq[T]]): Seq[Seq[T]]
    Definition Classes
    RDD
  37. def foreach(f: (Seq[Seq[T]]) ⇒ Unit): Unit
    Definition Classes
    RDD
  38. def foreachPartition(f: (Iterator[Seq[Seq[T]]]) ⇒ Unit): Unit
    Definition Classes
    RDD
  39. def getCheckpointFile: Option[String]
    Definition Classes
    RDD
  40. final def getClass(): Class[_]
    Definition Classes
    AnyRef → Any
    Annotations
    @native()
  41. def getDependencies: Seq[Dependency[_]]
    Attributes
    protected
    Definition Classes
    RDD
  42. final def getNumPartitions: Int
    Definition Classes
    RDD
    Annotations
    @Since( "1.6.0" )
  43. def getOutputDeterministicLevel: org.apache.spark.rdd.DeterministicLevel.Value
    Attributes
    protected
    Definition Classes
    RDD
    Annotations
    @DeveloperApi()
  44. def getPartitionKey(connector: CassandraConnector, keyspaceName: String, tableName: String): Seq[ColumnDef]
  45. def getPartitions: Array[Partition]
    Attributes
    protected
    Definition Classes
    CassandraCoGroupedRDD → RDD
  46. def getPreferredLocations(split: Partition): Seq[String]
    Definition Classes
    CassandraCoGroupedRDD → RDD
  47. def getStorageLevel: StorageLevel
    Definition Classes
    RDD
  48. def glom(): RDD[Array[Seq[Seq[T]]]]
    Definition Classes
    RDD
  49. def groupBy[K](f: (Seq[Seq[T]]) ⇒ K, p: Partitioner)(implicit kt: ClassTag[K], ord: Ordering[K]): RDD[(K, Iterable[Seq[Seq[T]]])]
    Definition Classes
    RDD
  50. def groupBy[K](f: (Seq[Seq[T]]) ⇒ K, numPartitions: Int)(implicit kt: ClassTag[K]): RDD[(K, Iterable[Seq[Seq[T]]])]
    Definition Classes
    RDD
  51. def groupBy[K](f: (Seq[Seq[T]]) ⇒ K)(implicit kt: ClassTag[K]): RDD[(K, Iterable[Seq[Seq[T]]])]
    Definition Classes
    RDD
  52. def hashCode(): Int
    Definition Classes
    AnyRef → Any
    Annotations
    @native()
  53. val id: Int
    Definition Classes
    RDD
  54. def initializeLogIfNecessary(isInterpreter: Boolean, silent: Boolean): Boolean
    Attributes
    protected
    Definition Classes
    Logging
  55. def initializeLogIfNecessary(isInterpreter: Boolean): Unit
    Attributes
    protected
    Definition Classes
    Logging
  56. def intersection(other: RDD[Seq[Seq[T]]], numPartitions: Int): RDD[Seq[Seq[T]]]
    Definition Classes
    RDD
  57. def intersection(other: RDD[Seq[Seq[T]]], partitioner: Partitioner)(implicit ord: Ordering[Seq[Seq[T]]]): RDD[Seq[Seq[T]]]
    Definition Classes
    RDD
  58. def intersection(other: RDD[Seq[Seq[T]]]): RDD[Seq[Seq[T]]]
    Definition Classes
    RDD
  59. lazy val isBarrier_: Boolean
    Attributes
    protected
    Definition Classes
    RDD
    Annotations
    @transient()
  60. def isCheckpointed: Boolean
    Definition Classes
    RDD
  61. def isEmpty(): Boolean
    Definition Classes
    RDD
  62. final def isInstanceOf[T0]: Boolean
    Definition Classes
    Any
  63. def isTraceEnabled(): Boolean
    Attributes
    protected
    Definition Classes
    Logging
  64. def isValidMergeJoin(): Boolean
  65. final def iterator(split: Partition, context: TaskContext): Iterator[Seq[Seq[T]]]
    Definition Classes
    RDD
  66. def keyBy[K](f: (Seq[Seq[T]]) ⇒ K): RDD[(K, Seq[Seq[T]])]
    Definition Classes
    RDD
  67. def localCheckpoint(): CassandraCoGroupedRDD.this.type
    Definition Classes
    RDD
  68. def log: Logger
    Attributes
    protected
    Definition Classes
    Logging
  69. def logDebug(msg: ⇒ String, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  70. def logDebug(msg: ⇒ String): Unit
    Attributes
    protected
    Definition Classes
    Logging
  71. def logError(msg: ⇒ String, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  72. def logError(msg: ⇒ String): Unit
    Attributes
    protected
    Definition Classes
    Logging
  73. def logInfo(msg: ⇒ String, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  74. def logInfo(msg: ⇒ String): Unit
    Attributes
    protected
    Definition Classes
    Logging
  75. def logName: String
    Attributes
    protected
    Definition Classes
    Logging
  76. def logTrace(msg: ⇒ String, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  77. def logTrace(msg: ⇒ String): Unit
    Attributes
    protected
    Definition Classes
    Logging
  78. def logWarning(msg: ⇒ String, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  79. def logWarning(msg: ⇒ String): Unit
    Attributes
    protected
    Definition Classes
    Logging
  80. def map[U](f: (Seq[Seq[T]]) ⇒ U)(implicit arg0: ClassTag[U]): RDD[U]
    Definition Classes
    RDD
  81. def mapPartitions[U](f: (Iterator[Seq[Seq[T]]]) ⇒ Iterator[U], preservesPartitioning: Boolean)(implicit arg0: ClassTag[U]): RDD[U]
    Definition Classes
    RDD
  82. def mapPartitionsWithIndex[U](f: (Int, Iterator[Seq[Seq[T]]]) ⇒ Iterator[U], preservesPartitioning: Boolean)(implicit arg0: ClassTag[U]): RDD[U]
    Definition Classes
    RDD
  83. def max()(implicit ord: Ordering[Seq[Seq[T]]]): Seq[Seq[T]]
    Definition Classes
    RDD
  84. def min()(implicit ord: Ordering[Seq[Seq[T]]]): Seq[Seq[T]]
    Definition Classes
    RDD
  85. var name: String
    Definition Classes
    RDD
  86. final def ne(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  87. final def notify(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native()
  88. final def notifyAll(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native()
  89. def parent[U](j: Int)(implicit arg0: ClassTag[U]): RDD[U]
    Attributes
    protected[org.apache.spark]
    Definition Classes
    RDD
  90. val partitioner: Option[Partitioner]
    Definition Classes
    RDD
  91. final def partitions: Array[Partition]
    Definition Classes
    RDD
  92. def persist(): CassandraCoGroupedRDD.this.type
    Definition Classes
    RDD
  93. def persist(newLevel: StorageLevel): CassandraCoGroupedRDD.this.type
    Definition Classes
    RDD
  94. def pipe(command: Seq[String], env: Map[String, String], printPipeContext: ((String) ⇒ Unit) ⇒ Unit, printRDDElement: (Seq[Seq[T]], (String) ⇒ Unit) ⇒ Unit, separateWorkingDir: Boolean, bufferSize: Int, encoding: String): RDD[String]
    Definition Classes
    RDD
  95. def pipe(command: String, env: Map[String, String]): RDD[String]
    Definition Classes
    RDD
  96. def pipe(command: String): RDD[String]
    Definition Classes
    RDD
  97. final def preferredLocations(split: Partition): Seq[String]
    Definition Classes
    RDD
  98. def randomSplit(weights: Array[Double], seed: Long): Array[RDD[Seq[Seq[T]]]]
    Definition Classes
    RDD
  99. def reduce(f: (Seq[Seq[T]], Seq[Seq[T]]) ⇒ Seq[Seq[T]]): Seq[Seq[T]]
    Definition Classes
    RDD
  100. def repartition(numPartitions: Int)(implicit ord: Ordering[Seq[Seq[T]]]): RDD[Seq[Seq[T]]]
    Definition Classes
    RDD
  101. def sample(withReplacement: Boolean, fraction: Double, seed: Long): RDD[Seq[Seq[T]]]
    Definition Classes
    RDD
  102. def saveAsObjectFile(path: String): Unit
    Definition Classes
    RDD
  103. def saveAsTextFile(path: String, codec: Class[_ <: CompressionCodec]): Unit
    Definition Classes
    RDD
  104. def saveAsTextFile(path: String): Unit
    Definition Classes
    RDD
  105. def setName(_name: String): CassandraCoGroupedRDD.this.type
    Definition Classes
    RDD
  106. def sortBy[K](f: (Seq[Seq[T]]) ⇒ K, ascending: Boolean, numPartitions: Int)(implicit ord: Ordering[K], ctag: ClassTag[K]): RDD[Seq[Seq[T]]]
    Definition Classes
    RDD
  107. def sparkContext: SparkContext
    Definition Classes
    RDD
  108. def subtract(other: RDD[Seq[Seq[T]]], p: Partitioner)(implicit ord: Ordering[Seq[Seq[T]]]): RDD[Seq[Seq[T]]]
    Definition Classes
    RDD
  109. def subtract(other: RDD[Seq[Seq[T]]], numPartitions: Int): RDD[Seq[Seq[T]]]
    Definition Classes
    RDD
  110. def subtract(other: RDD[Seq[Seq[T]]]): RDD[Seq[Seq[T]]]
    Definition Classes
    RDD
  111. final def synchronized[T0](arg0: ⇒ T0): T0
    Definition Classes
    AnyRef
  112. def take(num: Int): Array[Seq[Seq[T]]]
    Definition Classes
    RDD
  113. def takeOrdered(num: Int)(implicit ord: Ordering[Seq[Seq[T]]]): Array[Seq[Seq[T]]]
    Definition Classes
    RDD
  114. def takeSample(withReplacement: Boolean, num: Int, seed: Long): Array[Seq[Seq[T]]]
    Definition Classes
    RDD
  115. def toDebugString: String
    Definition Classes
    RDD
  116. def toJavaRDD(): JavaRDD[Seq[Seq[T]]]
    Definition Classes
    RDD
  117. def toLocalIterator: Iterator[Seq[Seq[T]]]
    Definition Classes
    RDD
  118. def toString(): String
    Definition Classes
    RDD → AnyRef → Any
  119. def tokenExtractor(row: Row): Token
  120. def top(num: Int)(implicit ord: Ordering[Seq[Seq[T]]]): Array[Seq[Seq[T]]]
    Definition Classes
    RDD
  121. def treeAggregate[U](zeroValue: U)(seqOp: (U, Seq[Seq[T]]) ⇒ U, combOp: (U, U) ⇒ U, depth: Int)(implicit arg0: ClassTag[U]): U
    Definition Classes
    RDD
  122. def treeReduce(f: (Seq[Seq[T]], Seq[Seq[T]]) ⇒ Seq[Seq[T]], depth: Int): Seq[Seq[T]]
    Definition Classes
    RDD
  123. def union(other: RDD[Seq[Seq[T]]]): RDD[Seq[Seq[T]]]
    Definition Classes
    RDD
  124. def unpersist(blocking: Boolean): CassandraCoGroupedRDD.this.type
    Definition Classes
    RDD
  125. final def wait(): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  126. final def wait(arg0: Long, arg1: Int): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  127. final def wait(arg0: Long): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... ) @native()
  128. def zip[U](other: RDD[U])(implicit arg0: ClassTag[U]): RDD[(Seq[Seq[T]], U)]
    Definition Classes
    RDD
  129. def zipPartitions[B, C, D, V](rdd2: RDD[B], rdd3: RDD[C], rdd4: RDD[D])(f: (Iterator[Seq[Seq[T]]], Iterator[B], Iterator[C], Iterator[D]) ⇒ Iterator[V])(implicit arg0: ClassTag[B], arg1: ClassTag[C], arg2: ClassTag[D], arg3: ClassTag[V]): RDD[V]
    Definition Classes
    RDD
  130. def zipPartitions[B, C, D, V](rdd2: RDD[B], rdd3: RDD[C], rdd4: RDD[D], preservesPartitioning: Boolean)(f: (Iterator[Seq[Seq[T]]], Iterator[B], Iterator[C], Iterator[D]) ⇒ Iterator[V])(implicit arg0: ClassTag[B], arg1: ClassTag[C], arg2: ClassTag[D], arg3: ClassTag[V]): RDD[V]
    Definition Classes
    RDD
  131. def zipPartitions[B, C, V](rdd2: RDD[B], rdd3: RDD[C])(f: (Iterator[Seq[Seq[T]]], Iterator[B], Iterator[C]) ⇒ Iterator[V])(implicit arg0: ClassTag[B], arg1: ClassTag[C], arg2: ClassTag[V]): RDD[V]
    Definition Classes
    RDD
  132. def zipPartitions[B, C, V](rdd2: RDD[B], rdd3: RDD[C], preservesPartitioning: Boolean)(f: (Iterator[Seq[Seq[T]]], Iterator[B], Iterator[C]) ⇒ Iterator[V])(implicit arg0: ClassTag[B], arg1: ClassTag[C], arg2: ClassTag[V]): RDD[V]
    Definition Classes
    RDD
  133. def zipPartitions[B, V](rdd2: RDD[B])(f: (Iterator[Seq[Seq[T]]], Iterator[B]) ⇒ Iterator[V])(implicit arg0: ClassTag[B], arg1: ClassTag[V]): RDD[V]
    Definition Classes
    RDD
  134. def zipPartitions[B, V](rdd2: RDD[B], preservesPartitioning: Boolean)(f: (Iterator[Seq[Seq[T]]], Iterator[B]) ⇒ Iterator[V])(implicit arg0: ClassTag[B], arg1: ClassTag[V]): RDD[V]
    Definition Classes
    RDD
  135. def zipWithIndex(): RDD[(Seq[Seq[T]], Long)]
    Definition Classes
    RDD
  136. def zipWithUniqueId(): RDD[(Seq[Seq[T]], Long)]
    Definition Classes
    RDD

Inherited from RDD[Seq[Seq[T]]]

Inherited from Logging

Inherited from Serializable

Inherited from Serializable

Inherited from AnyRef

Inherited from Any

Ungrouped