ColumnAliaser

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. def apply(f: PartialFunction[(Int, ColumnName), String]): ColumnAliaser

   

   Initializes an aliaser from a given partial function.

   Initializes an aliaser from a given partial function.

   ColumnAliaser({
     case (1, cn) => "my_id"
     case (_, ColumnName(".foo", _)) => "prefix.foo"
   })

5. final def asInstanceOf[T0]: T0

   

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6. def clone(): AnyRef

   

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7. object empty extends ColumnAliaser

   

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 hashCode(): Int

    

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13. final def isInstanceOf[T0]: Boolean

    

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

    

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15. final def notify(): Unit

    

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16. final def notifyAll(): Unit

    

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17. def perPositions(positions: Set[Int])(as: ((Int, ColumnName)) ⇒ String): ColumnAliaser

    
    positions

    the column positions (>= 1)

    as

    function to determine the alias for the matching columns

    ColumnAliaser.perPositions((2 to 3).toSet) {
      case (2, _) => "prefix.foo"
      case _ => "bar"
    }

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

    

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19. def toString(): String

    

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20. final def wait(): Unit

    

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

    

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

    

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23. def withPattern(positions: Set[Int], prefix: String, suffix: String = ""): ColumnAliaser

    
    positions

    the column positions (>= 1)

    prefix

    the prefix to be prepended to the aliases of the matching columns

    suffix

    the suffix to be appended to the aliases (default: "")

    ColumnAliaser.withPattern((2 to 3).toSet, "prefix.")

24. def withPattern1(prefix: String, suffix: String = "")(positions: Int*): ColumnAliaser

    
    prefix

    the prefix to be prepended to the aliases of the matching columns

    suffix

    the suffix to be appended to the aliases (default: "")

    positions

    the column positions (>= 1); duplicate are merged

    ColumnAliaser.withPattern((2 to 3).toSet, "prefix.")