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[SPARK-4904] [SQL] Remove the unnecessary code change in Generic UDF #3745

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[SPARK-4904] [SQL] Remove the unnecessary code change in Generic UDF #3745

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6 changes: 0 additions & 6 deletions sql/hive/src/main/scala/org/apache/spark/sql/hive/hiveUdfs.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -158,11 +158,6 @@ private[hive] case class HiveGenericUdf(funcWrapper: HiveFunctionWrapper, childr
override def foldable =
isUDFDeterministic && returnInspector.isInstanceOf[ConstantObjectInspector]

@transient
protected def constantReturnValue = unwrap(
returnInspector.asInstanceOf[ConstantObjectInspector].getWritableConstantValue(),
returnInspector)

@transient
protected lazy val deferedObjects =
argumentInspectors.map(new DeferredObjectAdapter(_)).toArray[DeferredObject]
Expand All @@ -171,7 +166,6 @@ private[hive] case class HiveGenericUdf(funcWrapper: HiveFunctionWrapper, childr

override def eval(input: Row): Any = {
returnInspector // Make sure initialized.
if(foldable) return constantReturnValue

var i = 0
while (i < children.length) {
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