[SPARK-9950] [SQL] Wrong Analysis Error for grouping/aggregating on struct fields
This issue has been fixed by https://github.com/apache/spark/pull/8215, this PR added regression test for it. Author: Wenchen Fan <cloud0fan@outlook.com> Closes #8222 from cloud-fan/minor and squashes the following commits: 0bbfb1c [Wenchen Fan] fix style... 7e2d8d9 [Wenchen Fan] add test
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@ -873,4 +873,9 @@ class DataFrameSuite extends QueryTest with SharedSQLContext {
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"""{"a": {"b": 1}}""" :: Nil))
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checkAnswer(df.orderBy("a.b"), Row(Row(1)))
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}
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test("SPARK-9950: correctly analyze grouping/aggregating on struct fields") {
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val df = Seq(("x", (1, 1)), ("y", (2, 2))).toDF("a", "b")
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checkAnswer(df.groupBy("b._1").agg(sum("b._2")), Row(1, 1) :: Row(2, 2) :: Nil)
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}
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}
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