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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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.
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class name of user class
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Option value of the Class object of UserDefinedType
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def
registerAllUDTs(): Unit
Register all of the UDTs
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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
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