com.datastax.spark.connector

RDDFunctions

class RDDFunctions[T] extends WritableToCassandra[T] with Serializable

Provides Cassandra-specific methods on RDD

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  1. RDDFunctions
  2. Serializable
  3. Serializable
  4. WritableToCassandra
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  1. by any2stringadd
  2. by any2stringfmt
  3. by any2ArrowAssoc
  4. by any2Ensuring
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Instance Constructors

  1. new RDDFunctions(rdd: RDD[T])(implicit arg0: ClassTag[T])

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. def +(other: String): String

    Implicit information
    This member is added by an implicit conversion from RDDFunctions[T] to StringAdd performed by method any2stringadd in scala.Predef.
    Definition Classes
    StringAdd
  5. def ->[B](y: B): (RDDFunctions[T], B)

    Implicit information
    This member is added by an implicit conversion from RDDFunctions[T] to ArrowAssoc[RDDFunctions[T]] performed by method any2ArrowAssoc in scala.Predef.
    Definition Classes
    ArrowAssoc
    Annotations
    @inline()
  6. final def ==(arg0: AnyRef): Boolean

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  7. final def ==(arg0: Any): Boolean

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  8. final def asInstanceOf[T0]: T0

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  9. def clone(): AnyRef

    Attributes
    protected[java.lang]
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    Annotations
    @throws( ... )
  10. def ensuring(cond: (RDDFunctions[T]) ⇒ Boolean, msg: ⇒ Any): RDDFunctions[T]

    Implicit information
    This member is added by an implicit conversion from RDDFunctions[T] to Ensuring[RDDFunctions[T]] performed by method any2Ensuring in scala.Predef.
    Definition Classes
    Ensuring
  11. def ensuring(cond: (RDDFunctions[T]) ⇒ Boolean): RDDFunctions[T]

    Implicit information
    This member is added by an implicit conversion from RDDFunctions[T] to Ensuring[RDDFunctions[T]] performed by method any2Ensuring in scala.Predef.
    Definition Classes
    Ensuring
  12. def ensuring(cond: Boolean, msg: ⇒ Any): RDDFunctions[T]

    Implicit information
    This member is added by an implicit conversion from RDDFunctions[T] to Ensuring[RDDFunctions[T]] performed by method any2Ensuring in scala.Predef.
    Definition Classes
    Ensuring
  13. def ensuring(cond: Boolean): RDDFunctions[T]

    Implicit information
    This member is added by an implicit conversion from RDDFunctions[T] to Ensuring[RDDFunctions[T]] performed by method any2Ensuring in scala.Predef.
    Definition Classes
    Ensuring
  14. final def eq(arg0: AnyRef): Boolean

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  15. def equals(arg0: Any): Boolean

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  16. def finalize(): Unit

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    protected[java.lang]
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    @throws( classOf[java.lang.Throwable] )
  17. def formatted(fmtstr: String): String

    Implicit information
    This member is added by an implicit conversion from RDDFunctions[T] to StringFormat performed by method any2stringfmt in scala.Predef.
    Definition Classes
    StringFormat
    Annotations
    @inline()
  18. final def getClass(): Class[_]

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  19. def hashCode(): Int

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  20. final def isInstanceOf[T0]: Boolean

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  21. final def ne(arg0: AnyRef): Boolean

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  22. final def notify(): Unit

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  23. final def notifyAll(): Unit

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  24. def saveToCassandra(keyspaceName: String, tableName: String, columns: SomeColumns, batchSize: Int)(implicit rwf: RowWriterFactory[T]): Unit

    Saves the data from RDD to a Cassandra table.

    Saves the data from RDD to a Cassandra table. Uses the specified column names with an additional batch size.

    keyspaceName

    the name of the Keyspace to use

    tableName

    the name of the Table to use

    batchSize

    The batch size. By default, if the batch size is unspecified, the right amount is calculated automatically according the average row size. Specify explicit value here only if you find automatically tuned batch size doesn't result in optimal performance. Larger batches raise memory use by temporary buffers and may incur larger GC pressure on the server. Small batches would result in more round trips and worse throughput. Typically sending a few kilobytes of data per every batch is enough to achieve good performance.

    Definition Classes
    RDDFunctionsWritableToCassandra
    See also

    com.datastax.spark.connector.writer.WritableToCassandra

  25. def saveToCassandra(keyspaceName: String, tableName: String, columns: SomeColumns)(implicit rwf: RowWriterFactory[T]): Unit

    Saves the data from RDD to a Cassandra table.

    Saves the data from RDD to a Cassandra table. Uses the specified column names.

    keyspaceName

    the name of the Keyspace to use

    tableName

    the name of the Table to use

    Definition Classes
    RDDFunctionsWritableToCassandra
    See also

    com.datastax.spark.connector.writer.WritableToCassandra

  26. def saveToCassandra(keyspaceName: String, tableName: String)(implicit rwf: RowWriterFactory[T]): Unit

    Saves the data from RDD to a Cassandra table.

    Saves the data from RDD to a Cassandra table.

    rdd.saveToCassandra(AllColumns("test", "words"))
    keyspaceName

    the name of the Keyspace to use

    tableName

    the name of the Table to use

    Definition Classes
    RDDFunctionsWritableToCassandra
    See also

    com.datastax.spark.connector.writer.WritableToCassandra

  27. final def synchronized[T0](arg0: ⇒ T0): T0

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  28. def toString(): String

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  29. final def wait(): Unit

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    @throws( ... )
  30. final def wait(arg0: Long, arg1: Int): Unit

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  31. final def wait(arg0: Long): Unit

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  32. def [B](y: B): (RDDFunctions[T], B)

    Implicit information
    This member is added by an implicit conversion from RDDFunctions[T] to ArrowAssoc[RDDFunctions[T]] performed by method any2ArrowAssoc in scala.Predef.
    Definition Classes
    ArrowAssoc

Shadowed Implicit Value Members

  1. val self: Any

    Implicit information
    This member is added by an implicit conversion from RDDFunctions[T] to StringAdd performed by method any2stringadd in scala.Predef.
    Shadowing
    This implicitly inherited member is ambiguous. One or more implicitly inherited members have similar signatures, so calling this member may produce an ambiguous implicit conversion compiler error.
    To access this member you can use a type ascription:
    (rDDFunctions: StringAdd).self
    Definition Classes
    StringAdd
  2. val self: Any

    Implicit information
    This member is added by an implicit conversion from RDDFunctions[T] to StringFormat performed by method any2stringfmt in scala.Predef.
    Shadowing
    This implicitly inherited member is ambiguous. One or more implicitly inherited members have similar signatures, so calling this member may produce an ambiguous implicit conversion compiler error.
    To access this member you can use a type ascription:
    (rDDFunctions: StringFormat).self
    Definition Classes
    StringFormat

Deprecated Value Members

  1. def x: RDDFunctions[T]

    Implicit information
    This member is added by an implicit conversion from RDDFunctions[T] to ArrowAssoc[RDDFunctions[T]] performed by method any2ArrowAssoc in scala.Predef.
    Shadowing
    This implicitly inherited member is ambiguous. One or more implicitly inherited members have similar signatures, so calling this member may produce an ambiguous implicit conversion compiler error.
    To access this member you can use a type ascription:
    (rDDFunctions: ArrowAssoc[RDDFunctions[T]]).x
    Definition Classes
    ArrowAssoc
    Annotations
    @deprecated
    Deprecated

    (Since version 2.10.0) Use leftOfArrow instead

  2. def x: RDDFunctions[T]

    Implicit information
    This member is added by an implicit conversion from RDDFunctions[T] to Ensuring[RDDFunctions[T]] performed by method any2Ensuring in scala.Predef.
    Shadowing
    This implicitly inherited member is ambiguous. One or more implicitly inherited members have similar signatures, so calling this member may produce an ambiguous implicit conversion compiler error.
    To access this member you can use a type ascription:
    (rDDFunctions: Ensuring[RDDFunctions[T]]).x
    Definition Classes
    Ensuring
    Annotations
    @deprecated
    Deprecated

    (Since version 2.10.0) Use resultOfEnsuring instead

Inherited from Serializable

Inherited from Serializable

Inherited from WritableToCassandra[T]

Inherited from AnyRef

Inherited from Any

Inherited by implicit conversion any2stringadd from RDDFunctions[T] to StringAdd

Inherited by implicit conversion any2stringfmt from RDDFunctions[T] to StringFormat

Inherited by implicit conversion any2ArrowAssoc from RDDFunctions[T] to ArrowAssoc[RDDFunctions[T]]

Inherited by implicit conversion any2Ensuring from RDDFunctions[T] to Ensuring[RDDFunctions[T]]

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