viirya commented on a change in pull request #30160:
URL: https://github.com/apache/spark/pull/30160#discussion_r513099620
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/codegen/GenerateOrdering.scala
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@@ -71,7 +71,13 @@ object GenerateOrdering extends
CodeGenerator[Seq[SortOrder], BaseOrdering] with
ctx.INPUT_ROW = row
// to use INPUT_ROW we must make sure currentVars is null
ctx.currentVars = null
- ordering.map(_.child.genCode(ctx))
+ ordering.map(_.child.genCode(ctx)) match {
+ case stream: Stream[ExprCode] =>
Review comment:
+1
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