[GitHub] [spark] zhengruifeng commented on issue #27261: [SPARK-30503][ML] OnlineLDAOptimizer does not handle persistance correctly

zhengruifeng commented on issue #27261: [SPARK-30503][ML] OnlineLDAOptimizer does not handle persistance correctly URL: https://github.com/apache/spark/pull/27261#issuecomment-575604132 ping @srowen This is an automated

[GitHub] [spark] zhengruifeng commented on issue #27261: [SPARK-30503][ML] OnlineLDAOptimizer does not handle persistance correctly

zhengruifeng commented on issue #27261: [SPARK-30503][ML] OnlineLDAOptimizer does not handle persistance correctly URL: https://github.com/apache/spark/pull/27261#issuecomment-575567216 The previous graph is handled like `Pregel`: ```scala var prevG: Graph[VD, ED] = null

[GitHub] [spark] zhengruifeng commented on issue #27261: [SPARK-30503][ML] OnlineLDAOptimizer does not handle persistance correctly

zhengruifeng commented on issue #27261: [SPARK-30503][ML] OnlineLDAOptimizer does not handle persistance correctly URL: https://github.com/apache/spark/pull/27261#issuecomment-575565245 testCode: ```scala import org.apache.spark.ml.clustering.LDA val dataset =