Github user dilipbiswal commented on a diff in the pull request:
https://github.com/apache/spark/pull/21941#discussion_r206764090
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/SparkStrategies.scala ---
@@ -535,14 +535,14 @@ abstract class SparkStrategies extends
QueryPlanner[SparkPlan] {
case logical.Intersect(left, right, true) =>
throw new IllegalStateException(
"logical intersect operator should have been replaced by union,
aggregate" +
- "and generate operators in the optimizer")
+ " and generate operators in the optimizer")
case logical.Except(left, right, false) =>
throw new IllegalStateException(
"logical except operator should have been replaced by anti-join
in the optimizer")
case logical.Except(left, right, true) =>
throw new IllegalStateException(
"logical except (all) operator should have been replaced by
union, aggregate" +
- "and generate operators in the optimizer")
+ " and generate operators in the optimizer")
--- End diff --
This is not related to the current PR. This addresses a comment from
@HyukjinKwon in [21886](https://github.com/apache/spark/pull/21886)
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