Github user smurching commented on a diff in the pull request:
https://github.com/apache/spark/pull/19433#discussion_r143398990
--- Diff:
mllib/src/main/scala/org/apache/spark/ml/tree/impl/LocalDecisionTreeUtils.scala
---
@@ -0,0 +1,59 @@
+/*
+ * Licensed to the Apache
GitHub user smurching opened a pull request:
https://github.com/apache/spark/pull/19433
[SPARK-3162] [MLlib][WIP] Add local tree training for decision tree
regressors
## What changes were proposed in this pull request?
WIP, DO NOT MERGE
### Overview
This PR
