Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/20637#discussion_r209161074
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/codegen/GenerateUnsafeProjection.scala
---
@@ -170,6 +174,23 @@ object GenerateUnsafeProjection extends
CodeGenerator[Seq[Expression], UnsafePro
val element = CodeGenerator.getValue(tmpInput, et, index)
+ val primitiveTypeName = if (CodeGenerator.isPrimitiveType(jt)) {
--- End diff --
where do we use it?
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