Github user marmbrus commented on a diff in the pull request:
https://github.com/apache/spark/pull/5290#discussion_r28200038
--- Diff: sql/core/src/test/scala/org/apache/spark/sql/SQLQuerySuite.scala
---
@@ -36,6 +36,58 @@ class SQLQuerySuite extends QueryTest with
BeforeAndAfterAll {
import org.apache.spark.sql.test.TestSQLContext.implicits._
val sqlCtx = TestSQLContext
+ test("SPARK-6583 order by aggregated function") {
+ checkAnswer(
+ sql(
+ """
+ |SELECT a, sum(b) as sum_b
+ |FROM orderByData
+ |GROUP BY a
+ |ORDER BY sum_b
+ """.stripMargin),
+ Row("4", 3) :: Row("1", 7) :: Row("3", 11) :: Row("2", 15) :: Nil)
+
+ checkAnswer(
+ sql(
+ """
+ |SELECT a
+ |FROM orderByData
+ |GROUP BY a
+ |ORDER BY sum(b)
+ """.stripMargin),
+ Row("4") :: Row("1") :: Row("3") :: Row("2") :: Nil)
+
+ checkAnswer(
+ sql(
+ """
+ |SELECT sum(b)
+ |FROM orderByData
+ |GROUP BY a
+ |ORDER BY sum(b)
--- End diff --
What about `ORDER BY sum(b) + 1`.
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