diff --git a/sql/core/benchmarks/WideTableBenchmark-results.txt b/sql/core/benchmarks/WideTableBenchmark-results.txt
index 3b41a3e036c4d..7bc388aaa549f 100644
--- a/sql/core/benchmarks/WideTableBenchmark-results.txt
+++ b/sql/core/benchmarks/WideTableBenchmark-results.txt
@@ -6,12 +6,12 @@ OpenJDK 64-Bit Server VM 1.8.0_191-b12 on Linux 3.10.0-862.3.2.el7.x86_64
 Intel(R) Xeon(R) CPU E5-2670 v2 @ 2.50GHz
 projection on wide table:                Best/Avg Time(ms)    Rate(M/s)   Per Row(ns)   Relative
 ------------------------------------------------------------------------------------------------
-split threshold 10                          38932 / 39307          0.0       37128.1       1.0X
-split threshold 100                         31991 / 32556          0.0       30508.8       1.2X
-split threshold 1024                        10993 / 11041          0.1       10483.5       3.5X
-split threshold 2048                          8959 / 8998          0.1        8543.8       4.3X
-split threshold 4096                          8116 / 8134          0.1        7739.8       4.8X
-split threshold 8196                          8069 / 8098          0.1        7695.5       4.8X
-split threshold 65536                       57068 / 57339          0.0       54424.3       0.7X
+split threshold 10                          39634 / 39829          0.0       37798.3       1.0X
+split threshold 100                         30121 / 30571          0.0       28725.8       1.3X
+split threshold 1024                          9678 / 9725          0.1        9229.9       4.1X
+split threshold 2048                          8634 / 8662          0.1        8233.6       4.6X
+split threshold 4096                          8561 / 8576          0.1        8164.6       4.6X
+split threshold 8192                          8393 / 8408          0.1        8003.8       4.7X
+split threshold 65536                       57063 / 57273          0.0       54419.1       0.7X
 
 
diff --git a/sql/core/src/test/scala/org/apache/spark/sql/execution/benchmark/WideTableBenchmark.scala b/sql/core/src/test/scala/org/apache/spark/sql/execution/benchmark/WideTableBenchmark.scala
index ffefef1d4fce3..c61db3ce4b949 100644
--- a/sql/core/src/test/scala/org/apache/spark/sql/execution/benchmark/WideTableBenchmark.scala
+++ b/sql/core/src/test/scala/org/apache/spark/sql/execution/benchmark/WideTableBenchmark.scala
@@ -18,6 +18,7 @@
 package org.apache.spark.sql.execution.benchmark
 
 import org.apache.spark.benchmark.Benchmark
+import org.apache.spark.sql.Row
 import org.apache.spark.sql.internal.SQLConf
 
 /**
@@ -42,7 +43,7 @@ object WideTableBenchmark extends SqlBasedBenchmark {
       Seq("10", "100", "1024", "2048", "4096", "8192", "65536").foreach { n =>
         benchmark.addCase(s"split threshold $n", numIters = 5) { iter =>
           withSQLConf(SQLConf.CODEGEN_METHOD_SPLIT_THRESHOLD.key -> n) {
-            df.selectExpr(columns: _*).foreach(identity(_))
+            df.selectExpr(columns: _*).foreach((x => x): Row => Unit)
           }
         }
       }