diff options
| -rw-r--r-- | sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/arithmetic.scala | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/arithmetic.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/arithmetic.scala index 56f042891a..f988fb010b 100644 --- a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/arithmetic.scala +++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/arithmetic.scala @@ -36,7 +36,7 @@ case class UnaryMinus(child: Expression) extends UnaryExpression { case class Sqrt(child: Expression) extends UnaryExpression { type EvaluatedType = Any - def dataType = child.dataType + def dataType = DoubleType override def foldable = child.foldable def nullable = child.nullable override def toString = s"SQRT($child)" |