[GitHub] [carbondata] akashrn5 commented on a change in pull request #3386: [WIP] : Pre-priming cache

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akashrn5 commented on a change in pull request #3386: [WIP] : Pre-priming cache
URL: https://github.com/apache/carbondata/pull/3386#discussion_r326521934
 
 

 ##########
 File path: integration/spark2/src/main/scala/org/apache/spark/sql/execution/command/mutation/CarbonProjectForUpdateCommand.scala
 ##########
 @@ -169,6 +172,35 @@ private[sql] case class CarbonProjectForUpdateCommand(
           DeleteExecution
             .clearDistributedSegmentCache(carbonTable, segmentsToBeDeleted)(sparkSession)
 
+          // trigger prepriming
+          val prop = CarbonProperties.getInstance
+            .getProperty(CarbonCommonConstants.CARBON_ENABLE_INDEX_SERVER)
+          if (prop != null) {
+            if (prop.toBoolean) {
+              val readCommittedScope = new TableStatusReadCommittedScope(
+                AbsoluteTableIdentifier.from(
+                  carbonTable.getTablePath), FileFactory.getConfiguration)
+              val segment = segmentsToBeDeleted.toArray
+              if (segment.length > 0) {
+                val segmentToWrite = segment(0)
+                segmentToWrite.setReadCommittedScope(readCommittedScope)
+                val invalidList = scala.collection.mutable.MutableList[String]()
+                for (seg <- segment) {
+                  invalidList += seg.getSegmentNo
+                }
+                LOGGER.info(s"Adding Segments to the Cache after Update")
 
 Review comment:
   same as above

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