Github user cloud-fan commented on a diff in the pull request: https://github.com/apache/spark/pull/21537#discussion_r195306721 --- Diff: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/codegen/CodeGenerator.scala --- @@ -579,6 +579,22 @@ class CodegenContext { s"${fullName}_$id" } + /** + * Creates an `ExprValue` representing a local java variable of required data type. + */ + def freshName(name: String, dt: DataType): VariableValue = JavaCode.variable(freshName(name), dt) --- End diff -- oh I missed the ctx parameter thing, let's leave it.
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