diff --git a/sql/core/src/main/scala/org/apache/spark/sql/execution/metric/SQLMetrics.scala b/sql/core/src/main/scala/org/apache/spark/sql/execution/metric/SQLMetrics.scala
index edfdf7cd6b7f15e3c84b7df36e4adaacebe80b53..9817a56f499a55972e0302855df67495c775d98f 100644
--- a/sql/core/src/main/scala/org/apache/spark/sql/execution/metric/SQLMetrics.scala
+++ b/sql/core/src/main/scala/org/apache/spark/sql/execution/metric/SQLMetrics.scala
@@ -101,7 +101,9 @@ private[sql] object SQLMetrics {
    */
   def stringValue(metricsType: String, values: Seq[Long]): String = {
     if (metricsType == SUM_METRIC) {
-      NumberFormat.getInstance().format(values.sum)
+      val numberFormat = NumberFormat.getInstance()
+      numberFormat.setGroupingUsed(false)
+      numberFormat.format(values.sum)
     } else {
       val strFormat: Long => String = if (metricsType == SIZE_METRIC) {
         Utils.bytesToString