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org.apache.spark.sql.types

ParquetMetadataStoreUDTRegistrator

object ParquetMetadataStoreUDTRegistrator

This class expose the UDT registration which is private in spark. The UDT is serialized and saved using java serialization

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  1. final def !=(arg0: Any): Boolean
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  9. final def getClass(): Class[_]
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  10. def getUDTFor(userClass: String): UserDefinedType[_]

    Returns the Class of UserDefinedType for the name of a given user class.

    Returns the Class of UserDefinedType for the name of a given user class.

    userClass

    class name of user class

    returns

    Option value of the Class object of UserDefinedType

  11. def hashCode(): Int
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  14. final def notify(): Unit
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  15. final def notifyAll(): Unit
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  16. def registerAllUDTs(): Unit

    Register all of the UDTs

  17. def registerUDT(userClass: String, udtClass: String): Unit

    Registers an UserDefinedType to an user class.

    Registers an UserDefinedType to an user class. If the user class is already registered with another UserDefinedType, warning log message will be shown.

    userClass

    the name of user class

    udtClass

    the name of UserDefinedType class for the given userClass

  18. final def synchronized[T0](arg0: ⇒ T0): T0
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  22. final def wait(arg0: Long): Unit
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