[GitHub] [carbondata] shenh062326 commented on a change in pull request #3525: [CARBONDATA-3626] Improve performance when load data into carbon table with lots of columns

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shenh062326 commented on a change in pull request #3525: [CARBONDATA-3626] Improve performance when load data into carbon table with lots of columns
URL: https://github.com/apache/carbondata/pull/3525#discussion_r360679760
 
 

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 File path: integration/spark2/src/main/scala/org/apache/spark/sql/execution/datasources/SparkCarbonTableFormat.scala
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 @@ -353,7 +353,8 @@ private class CarbonOutputWriter(path: String,
   def writeCarbon(row: InternalRow): Unit = {
     val data = new Array[AnyRef](fieldTypes.length + partitionData.length)
     var i = 0
-    while (i < fieldTypes.length) {
+    val fieldTypesLen = fieldTypes.length
+    while (i < fieldTypesLen) {
 
 Review comment:
   @jackylk  I have test it and add description in https://issues.apache.org/jira/browse/CARBONDATA-3626 
   

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