amanomer commented on a change in pull request #26454: [SPARK-29818][MLLIB]
Missing persist on RDD
URL: https://github.com/apache/spark/pull/26454#discussion_r345575129
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File path: mllib/src/main/scala/org/apache/spark/mllib/feature/Word2Vec.scala
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@@ -309,6 +309,7 @@ class Word2Vec extends Serializable with Logging {
@Since("1.1.0")
def fit[S <: Iterable[String]](dataset: RDD[S]): Word2VecModel = {
+ dataset.persist()
Review comment:
Again user input. No need to persist.
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