case class DataFrameOps(data: DataFrame) extends Product with Serializable
Pimped data frame with Scala style operations.
- data
underlying data frame.
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- DataFrameOps
- Serializable
- Product
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- by any2stringadd
- by StringFormat
- by Ensuring
- by ArrowAssoc
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Instance Constructors
- new DataFrameOps(data: DataFrame)
- data
underlying data frame.
Value Members
- final def !=(arg0: Any): Boolean
- Definition Classes
- AnyRef → Any
- final def ##(): Int
- Definition Classes
- AnyRef → Any
- def +(other: String): String
- Implicit
- This member is added by an implicit conversion from DataFrameOps toany2stringadd[DataFrameOps] performed by method any2stringadd in scala.Predef.
- Definition Classes
- any2stringadd
- def ->[B](y: B): (DataFrameOps, B)
- Implicit
- This member is added by an implicit conversion from DataFrameOps toArrowAssoc[DataFrameOps] performed by method ArrowAssoc in scala.Predef.
- Definition Classes
- ArrowAssoc
- Annotations
- @inline()
- final def ==(arg0: Any): Boolean
- Definition Classes
- AnyRef → Any
- final def asInstanceOf[T0]: T0
- Definition Classes
- Any
- def clone(): AnyRef
- Attributes
- protected[lang]
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.CloneNotSupportedException]) @native()
- val data: DataFrame
- def drop(range: Range): DataFrame
Returns a new DataFrame without given column indices.
- def ensuring(cond: (DataFrameOps) => Boolean, msg: => Any): DataFrameOps
- Implicit
- This member is added by an implicit conversion from DataFrameOps toEnsuring[DataFrameOps] performed by method Ensuring in scala.Predef.
- Definition Classes
- Ensuring
- def ensuring(cond: (DataFrameOps) => Boolean): DataFrameOps
- Implicit
- This member is added by an implicit conversion from DataFrameOps toEnsuring[DataFrameOps] performed by method Ensuring in scala.Predef.
- Definition Classes
- Ensuring
- def ensuring(cond: Boolean, msg: => Any): DataFrameOps
- Implicit
- This member is added by an implicit conversion from DataFrameOps toEnsuring[DataFrameOps] performed by method Ensuring in scala.Predef.
- Definition Classes
- Ensuring
- def ensuring(cond: Boolean): DataFrameOps
- Implicit
- This member is added by an implicit conversion from DataFrameOps toEnsuring[DataFrameOps] performed by method Ensuring in scala.Predef.
- Definition Classes
- Ensuring
- final def eq(arg0: AnyRef): Boolean
- Definition Classes
- AnyRef
- def exists(p: (Tuple) => Boolean): Boolean
Tests if a predicate holds for at least one row of data frame.
- def filter(p: (Tuple) => Boolean): DataFrame
Selects all rows which satisfy a predicate.
- def finalize(): Unit
- Attributes
- protected[lang]
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.Throwable])
- def find(p: (Tuple) => Boolean): Optional[Tuple]
Finds the first row satisfying a predicate.
- def forall(p: (Tuple) => Boolean): Boolean
Tests if a predicate holds for all rows of data frame.
- def foreach[U](p: (Tuple) => U): Unit
Applies a function for its side-effect to every row.
- def formatted(fmtstr: String): String
- Implicit
- This member is added by an implicit conversion from DataFrameOps toStringFormat[DataFrameOps] performed by method StringFormat in scala.Predef.
- Definition Classes
- StringFormat
- Annotations
- @inline()
- final def getClass(): Class[_ <: AnyRef]
- Definition Classes
- AnyRef → Any
- Annotations
- @native()
- def groupBy[K](f: (Tuple) => K): Map[K, DataFrame]
Partitions the DataFrame into a map of DataFrames according to some discriminator function.
Partitions the DataFrame into a map of DataFrames according to some discriminator function.
- K
the type of keys returned by the discriminator function.
- f
the discriminator function.
- returns
A map from keys to DataFrames
- final def isInstanceOf[T0]: Boolean
- Definition Classes
- Any
- def map[U](p: (Tuple) => U): Iterable[U]
Builds a new data collection by applying a function to all rows.
- final def ne(arg0: AnyRef): Boolean
- Definition Classes
- AnyRef
- final def notify(): Unit
- Definition Classes
- AnyRef
- Annotations
- @native()
- final def notifyAll(): Unit
- Definition Classes
- AnyRef
- Annotations
- @native()
- def of(range: Range): DataFrame
Returns a new data frame with row indexing.
- def partition(p: (Tuple) => Boolean): (DataFrame, DataFrame)
Partitions this DataFrame in two according to a predicate.
Partitions this DataFrame in two according to a predicate.
- p
the predicate on which to partition.
- returns
a pair of DataFrames: the first DataFrame consists of all elements that satisfy the predicate
pand the second DataFrame consists of all elements that don't. The relative order of the elements in the resulting DataFramess is the same as in the original DataFrame.
- def productElementNames: Iterator[String]
- Definition Classes
- Product
- def select(range: Range): DataFrame
Selects a new DataFrame with given column indices.
- final def synchronized[T0](arg0: => T0): T0
- Definition Classes
- AnyRef
- final def wait(): Unit
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.InterruptedException])
- final def wait(arg0: Long, arg1: Int): Unit
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.InterruptedException])
- final def wait(arg0: Long): Unit
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.InterruptedException]) @native()
Deprecated Value Members
- def →[B](y: B): (DataFrameOps, B)
- Implicit
- This member is added by an implicit conversion from DataFrameOps toArrowAssoc[DataFrameOps] performed by method ArrowAssoc in scala.Predef.
- Definition Classes
- ArrowAssoc
- Annotations
- @deprecated
- Deprecated
(Since version 2.13.0) Use
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High level Smile operators in Scala.