Inherited from HasInputCols
Inherited from Transformer
Inherited from PipelineStage
Inherited from Logging
Inherited from Params
Inherited from Serializable
Inherited from Serializable
Inherited from Identifiable
Inherited from AnyRef
Inherited from Any
Assuming there is a metadata attached to a integer field can be used to replace ints with corresponding attribute names. Used, for example in the validation pipeline to avoid attaching large strings to the validation results (eg. score/label descriptions) before the very end.