DataFrameColumnsGetter

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 assertColumnNamesValid(schema: StructType, columns: Seq[String]): Unit

   

6. def assertExpectedColumnType(schema: StructType, singleColumnSelection: SingleColumnSelection, expectedTypes: ColumnType*): Unit

   

   Throws WrongColumnTypeException if column has type different than one of expected.

7. def clone(): AnyRef

   

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8. final def eq(arg0: AnyRef): Boolean

   

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9. def equals(arg0: Any): Boolean

   

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10. def finalize(): Unit

    

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11. final def getClass(): Class[_]

    

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12. def getColumnName(schema: StructType, singleColumnSelection: SingleColumnSelection): String

    

    Returns name of column based on selection.

    Returns name of column based on selection. Throws ColumnDoesNotExistException if out-of-range index or non-existing column name is selected.

13. def getColumnNames(schema: StructType, multipleColumnSelection: MultipleColumnSelection): Seq[String]

    

    Names of columns selected by provided selections.

    Names of columns selected by provided selections. Order of returned columns is the same as in schema. If a column will occur in many selections, it won't be duplicated in result. Throws ColumnsDoNotExistException if out-of-range indexes or non-existing column names are selected.

14. def hashCode(): Int

    

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15. final def isInstanceOf[T0]: Boolean

    

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

    

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17. final def notify(): Unit

    

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18. final def notifyAll(): Unit

    

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19. def prefixedColumnName(column: String, prefix: String): String

    

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

    

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21. def toString(): String

    

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22. def uniqueSuffixedColumnName(column: String): String

    

23. final def wait(): Unit

    

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24. final def wait(arg0: Long, arg1: Int): Unit

    

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

    

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