c

datafu.spark

SparkDFUtilsBridge

class SparkDFUtilsBridge extends AnyRef

class definition so we could expose this functionality in PySpark

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Instance Constructors

  1. new SparkDFUtilsBridge()

Value Members

  1. final def !=(arg0: Any): Boolean
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  2. final def ##(): Int
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  3. final def ==(arg0: Any): Boolean
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  4. final def asInstanceOf[T0]: T0
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  5. def broadcastJoinSkewed(notSkewed: DataFrame, skewed: DataFrame, joinCol: String, numRowsToBroadcast: Int, filterCnt: Long, joinType: String): DataFrame
  6. def changeSchema(df: DataFrame, newScheme: List[String]): DataFrame
  7. def clone(): AnyRef
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  8. def dedupRandomN(df: DataFrame, groupCol: Column, maxSize: Int): DataFrame
  9. def dedupTopN(df: DataFrame, n: Int, groupCol: Column, orderCols: List[Column]): DataFrame
  10. def dedupWithCombiner(df: DataFrame, groupCol: List[Column], orderByCol: List[Column], desc: Boolean, columnsFilter: List[String], columnsFilterKeep: Boolean): DataFrame
  11. def dedupWithOrder(df: DataFrame, groupCol: Column, orderCols: List[Column]): DataFrame
  12. final def eq(arg0: AnyRef): Boolean
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  13. def equals(arg0: Any): Boolean
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  14. def explodeArray(df: DataFrame, arrayCol: Column, alias: String): DataFrame
  15. def finalize(): Unit
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  16. final def getClass(): Class[_]
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  17. def hashCode(): Int
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  18. final def isInstanceOf[T0]: Boolean
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  19. def joinSkewed(dfLeft: DataFrame, dfRight: DataFrame, joinExprs: Column, numShards: Int, joinType: String): DataFrame
  20. def joinWithRange(dfSingle: DataFrame, colSingle: String, dfRange: DataFrame, colRangeStart: String, colRangeEnd: String, DECREASE_FACTOR: Long): DataFrame
  21. def joinWithRangeAndDedup(dfSingle: DataFrame, colSingle: String, dfRange: DataFrame, colRangeStart: String, colRangeEnd: String, DECREASE_FACTOR: Long, dedupSmallRange: Boolean): DataFrame
  22. final def ne(arg0: AnyRef): Boolean
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  23. final def notify(): Unit
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  24. final def notifyAll(): Unit
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  25. final def synchronized[T0](arg0: ⇒ T0): T0
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  26. def toString(): String
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  27. final def wait(): Unit
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  28. final def wait(arg0: Long, arg1: Int): Unit
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  29. final def wait(arg0: Long): Unit
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