public abstract class Transformer extends PipelineStage implements Params
Constructor and Description |
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Transformer() |
Modifier and Type | Method and Description |
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abstract DataFrame |
transform(DataFrame dataset,
ParamMap paramMap)
Transforms the dataset with provided parameter map as additional parameters.
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DataFrame |
transform(DataFrame dataset,
ParamPair<?>... paramPairs)
Transforms the dataset with optional parameters
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DataFrame |
transform(DataFrame dataset,
scala.collection.Seq<ParamPair<?>> paramPairs)
Transforms the dataset with optional parameters
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transformSchema
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
addOutputColumn, checkInputColumn, explainParams, get, getParam, isSet, paramMap, params, set, set, validate, validate
uid
initializeIfNecessary, initializeLogging, isTraceEnabled, log_, log, logDebug, logDebug, logError, logError, logInfo, logInfo, logName, logTrace, logTrace, logWarning, logWarning
public DataFrame transform(DataFrame dataset, ParamPair<?>... paramPairs)
dataset
- input datasetparamPairs
- optional list of param pairs, overwrite embedded paramspublic DataFrame transform(DataFrame dataset, scala.collection.Seq<ParamPair<?>> paramPairs)
dataset
- input datasetparamPairs
- optional list of param pairs, overwrite embedded params