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From rxin <>
Subject [GitHub] spark pull request: [SPARK-6851] [SQL] function least/greatest fol...
Date Tue, 14 Jul 2015 07:01:27 GMT
Github user rxin commented on a diff in the pull request:
    --- Diff: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/conditionals.scala
    @@ -311,7 +311,11 @@ case class CaseKeyWhen(key: Expression, branches: Seq[Expression])
extends CaseW
    -case class Least(children: Expression*) extends Expression {
    + * A function that returns the least value of all parameters.
    --- End diff --
    i think it's also important to explicitly say that "least value of all parameters, skipping
null values".

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