PIG-5167: Limit_13 should test distinct and limit in Spark mode only (nkollar via szita)

git-svn-id: https://svn.apache.org/repos/asf/pig/branches/spark@1796284 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/test/e2e/pig/tests/nightly.conf b/test/e2e/pig/tests/nightly.conf
index 156b6e8..c6d082e 100644
--- a/test/e2e/pig/tests/nightly.conf
+++ b/test/e2e/pig/tests/nightly.conf
@@ -2305,11 +2305,11 @@
 			{
 				'num' => 13,
 				'execonly' => 'spark', # Limit_4 failed on Spark: distinct doesn't do implicit sort like it does in MR
+				'benchmark_exectype' => 'spark',
 				'pig' =>q\a = load ':INPATH:/singlefile/studentnulltab10k';
 b = distinct a;
-c = order b by $0, $1, $2;
-d = limit c 100;
-store d into ':OUTPATH:';\,
+c = limit b 100;
+store c into ':OUTPATH:';\,
 			}
 		]
 		},