Github user mgaido91 commented on a diff in the pull request:
https://github.com/apache/spark/pull/19811#discussion_r155744271
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/codegen/GenerateMutableProjection.scala
---
@@ -61,37 +61,32 @@ object GenerateMutableProjection extends
CodeGenerator[Seq[Expression], MutableP
case (ev, i) =>
val e = expressions(i)
if (e.nullable) {
- val isNull = s"isNull_$i"
- val value = s"value_$i"
- ctx.addMutableState(ctx.JAVA_BOOLEAN, isNull, s"$isNull = true;")
- ctx.addMutableState(ctx.javaType(e.dataType), value,
- s"$value = ${ctx.defaultValue(e.dataType)};")
- s"""
- ${ev.code}
- $isNull = ${ev.isNull};
- $value = ${ev.value};
- """
+ val isNull = ctx.addMutableState(ctx.JAVA_BOOLEAN, s"isNull_$i")
+ val value = ctx.addMutableState(ctx.javaType(e.dataType),
s"value_$i")
--- End diff --
ditto
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