Trait/Object

org.apache.spark.sql.catalyst.analysis

FunctionRegistry

Related Docs: object FunctionRegistry | package analysis

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trait FunctionRegistry extends AnyRef

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

Linear Supertypes
AnyRef, Any
Known Subclasses
EmptyFunctionRegistry, SimpleFunctionRegistry
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Abstract Value Members

  1. abstract def listFunction(): Seq[String]

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  2. abstract def lookupFunction(name: String): Option[ExpressionInfo]

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

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    Annotations
    @throws( "If function does not exist" )

  4. abstract def registerFunction(name: String, info: ExpressionInfo, builder: FunctionBuilder): Unit

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Concrete 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 clone(): AnyRef

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    Attributes
    protected[java.lang]
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    @throws( ... )

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

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  7. def equals(arg0: Any): Boolean

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  8. def finalize(): Unit

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    protected[java.lang]
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    @throws( classOf[java.lang.Throwable] )

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

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  10. def hashCode(): Int

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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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    Definition Classes
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  14. final def notifyAll(): Unit

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    Definition Classes
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  15. final def registerFunction(name: String, builder: FunctionBuilder): Unit

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

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  17. def toString(): String

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  18. final def wait(): Unit

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    @throws( ... )

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

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    @throws( ... )

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

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