AngersZhuuuu commented on a change in pull request #28490:
URL: https://github.com/apache/spark/pull/28490#discussion_r436324734
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File path: sql/core/src/test/scala/org/apache/spark/sql/SQLQuerySuite.scala
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@@ -3496,6 +3496,88 @@ class SQLQuerySuite extends QueryTest with
SharedSparkSession with AdaptiveSpark
checkIfSeedExistsInExplain(df2)
}
+ test("SPARK-31670: Struct Field in groupByExpr with CUBE") {
+ withTable("t") {
+ sql(
+ """CREATE TABLE t(
+ |a STRING,
+ |b INT,
+ |c ARRAY<STRUCT<row_id:INT,json_string:STRING>>,
+ |d ARRAY<ARRAY<STRING>>,
+ |e ARRAY<MAP<STRING, INT>>)
+ |USING ORC""".stripMargin)
+
+ checkAnswer(
+ sql(
+ """
+ |SELECT a, each.json_string, SUM(b)
+ |FROM t
+ |LATERAL VIEW EXPLODE(c) x AS each
+ |GROUP BY a, each.json_string
+ |WITH CUBE
+ |""".stripMargin), Nil)
+
+ checkAnswer(
+ sql(
+ """
+ |SELECT a, get_json_object(each.json_string, '$.i'), SUM(b)
+ |FROM t
+ |LATERAL VIEW EXPLODE(c) X AS each
+ |GROUP BY a, get_json_object(each.json_string, '$.i')
+ |WITH CUBE
+ |""".stripMargin), Nil)
+
+ checkAnswer(
+ sql(
+ """
+ |SELECT a, each.json_string AS json_string, SUM(b)
+ |FROM t
+ |LATERAL VIEW EXPLODE(c) x AS each
Review comment:
> btw, we must need `lateral view` to reproduce this issue? I mean, this
issue cannot happen without `lateral view`?
No, I changed.
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