Github user srowen commented on a diff in the pull request:
https://github.com/apache/spark/pull/14324#discussion_r71971259
--- Diff: sql/core/src/test/scala/org/apache/spark/sql/DataFrameSuite.scala
---
@@ -1571,4 +1571,12 @@ class DataFrameSuite extends QueryTest with
SharedSQLContext {
checkAnswer(joined, Row("x", null, null))
checkAnswer(joined.filter($"new".isNull), Row("x", null, null))
}
+
+ test("SPARK-16664: persist with more than 200 columns") {
+ val size = 201l
--- End diff --
Nit: write 201L for a long literal; it's too easy to read this as 2011.
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