Github user maryannxue commented on a diff in the pull request:
https://github.com/apache/spark/pull/21674#discussion_r199310515
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/dsl/package.scala ---
@@ -149,6 +149,7 @@ package object dsl {
}
}
+ def rand(e: Long): Expression = Rand(Literal.create(e, LongType))
--- End diff --
Since we already have a bunch of expressions here, I don't think it would
hurt to add this one?
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