Github user marmbrus commented on a diff in the pull request:
https://github.com/apache/spark/pull/1147#discussion_r14051239
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/Projection.scala
---
@@ -124,4 +128,6 @@ class JoinedRow extends Row {
}
new GenericRow(copiedValues)
}
+
+ override def toString() = s"[JoinedRow][left:$row1][right:$row2]"
--- End diff --
I think this should probably just print out like a normal row, but with the
values from both sides.
How about just pulling these changes into their own PR since they are
generally useful and we can merge that right away.
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