Github user rxin commented on a diff in the pull request:
https://github.com/apache/spark/pull/11730#discussion_r56228579
--- Diff:
sql/core/src/test/java/test/org/apache/spark/sql/JavaDataFrameSuite.java ---
@@ -328,7 +328,7 @@ public void testTextLoad() {
@Test
public void testCountMinSketch() {
- Dataset<Row> df = context.range(1000);
+ Dataset<Row> df = context.range(1000).toDF();
--- End diff --
let's change the return type to Dataset[Long] and remove the toDF
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