Github user lins05 commented on a diff in the pull request:
https://github.com/apache/spark/pull/14378#discussion_r72568090
--- Diff:
mllib/src/main/scala/org/apache/spark/ml/feature/MinMaxScaler.scala ---
@@ -111,7 +111,7 @@ class MinMaxScaler @Since("1.5.0") (@Since("1.5.0")
override val uid: String)
@Since("2.0.0")
override def fit(dataset: Dataset[_]): MinMaxScalerModel = {
- transformSchema(dataset.schema, logging = true)
+ transformSchema(dataset.schema)
--- End diff --
Seems the `transformSchema(schema: StructType, logging: Boolean)` method of
the base class `PipelineStage` would call the the overloaded `transformSchema`
method without the `logging` param:
https://github.com/apache/spark/blob/v2.0.0/mllib/src/main/scala/org/apache/spark/ml/Pipeline.scala#L70
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