org.apache.spark.sql.catalyst.analysis

FunctionRegistry

Related Doc: package analysis

trait FunctionRegistry extends AnyRef

A catalog for looking up user defined functions, used by an Analyzer.

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EmptyFunctionRegistry, OverrideFunctionRegistry, SimpleFunctionRegistry
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Type Members

  1. type FunctionBuilder = (Seq[Expression]) ⇒ Expression

Abstract Value Members

  1. abstract def conf: CatalystConf

  2. abstract def lookupFunction(name: String, children: Seq[Expression]): Expression

  3. abstract def registerFunction(name: String, builder: FunctionBuilder): Unit

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  1. final def !=(arg0: Any): Boolean

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  8. def finalize(): Unit

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

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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. final def wait(): Unit

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

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