maropu commented on a change in pull request #28490:
URL: https://github.com/apache/spark/pull/28490#discussion_r434372717
##########
File path: sql/core/src/test/scala/org/apache/spark/sql/SQLQuerySuite.scala
##########
@@ -3495,6 +3495,59 @@ class SQLQuerySuite extends QueryTest with
SharedSparkSession with AdaptiveSpark
assert(df4.schema.head.name === "randn(1)")
checkIfSeedExistsInExplain(df2)
}
+
+ test("SPARK-31670: Struct Field in groupByExpr with CUBE") {
+ withTable("t1") {
+ sql(
+ """create table t1(
+ |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 t1
+ |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, '$.i'), sum(b)
+ |from t1
+ |LATERAL VIEW explode(c) x AS each
+ |group by a, get_json_object(each.json_string, '$.i')
+ |with cube
+ |""".stripMargin), Nil)
+
+ checkAnswer(
+ sql(
+ """
+ |select a, each.json_string as json_string, sum(b)
+ |from t1
+ |LATERAL VIEW explode(c) x AS each
+ |group by a, each.json_string
+ |with cube
+ |""".stripMargin), Nil)
+
+ checkAnswer(
+ sql(
+ """
+ |select a, each.json_string as js, sum(b)
+ |from t1
+ |LATERAL VIEW explode(c) x AS each
+ |group by a, each.json_string
+ |with cube
Review comment:
Could you check the other analytics grouping, too, e.g., GROUPING SETS
and ROLLUP?
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