Github user gatorsmile commented on a diff in the pull request: https://github.com/apache/spark/pull/14625#discussion_r75588865 --- Diff: sql/core/src/test/scala/org/apache/spark/sql/SQLQueryTestSuite.scala --- @@ -245,6 +245,10 @@ class SQLQueryTestSuite extends QueryTest with SharedSQLContext { (1 to 100).map(i => (i, i.toString)).toDF("key", "value").createOrReplaceTempView("testdata") + Seq((1, 1), (1, 2), (2, 1), (2, 2), (3, 1), (3, 2)) --- End diff -- To be honest, it is hard to write test data, especially when we want very few rows in each data set.
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