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org.apache.spark.sql.catalyst.optimizer

GeneratorNestedColumnAliasing

object GeneratorNestedColumnAliasing

This prunes unnecessary nested columns from Generate, or Project -> Generate

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  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 canPruneGenerator(g: Generator): Boolean

    Types of Generator on which we can prune nested fields.

  6. def clone(): AnyRef
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  7. final def eq(arg0: AnyRef): Boolean
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  11. final def isInstanceOf[T0]: Boolean
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  12. final def ne(arg0: AnyRef): Boolean
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  13. final def notify(): Unit
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  14. final def notifyAll(): Unit
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  15. final def synchronized[T0](arg0: ⇒ T0): T0
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  16. def toString(): String
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  17. def unapply(plan: LogicalPlan): Option[LogicalPlan]
  18. final def wait(arg0: Long, arg1: Int): Unit
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  19. final def wait(arg0: Long): Unit
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  1. def finalize(): Unit
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