Github user mengxr commented on a diff in the pull request:
https://github.com/apache/spark/pull/5048#discussion_r26516446
--- Diff: mllib/src/main/scala/org/apache/spark/mllib/linalg/Matrices.scala
---
@@ -431,6 +515,13 @@ class SparseMatrix(
}
}
+ override def equals(o: Any) = o match {
--- End diff --
We need to override hashCode too. Let's move this out to another PR (with
hashCode). We can merge that one first and then this UDT PR.
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