[GitHub] [carbondata] vikramahuja1001 commented on a change in pull request #3386: [WIP] : Pre-priming cache

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vikramahuja1001 commented on a change in pull request #3386: [WIP] : Pre-priming cache
URL: https://github.com/apache/carbondata/pull/3386#discussion_r326958129
 
 

 ##########
 File path: integration/spark2/src/main/scala/org/apache/carbondata/spark/rdd/CarbonTableCompactor.scala
 ##########
 @@ -317,6 +319,31 @@ class CarbonTableCompactor(carbonLoadModel: CarbonLoadModel,
       } else {
         LOGGER.info(s"Compaction request completed for table " +
                     s"${ carbonLoadModel.getDatabaseName }.${ carbonLoadModel.getTableName }")
+
+        // Prepriming index for compaction
+        val indexServerEnabled = CarbonProperties.getInstance().isDistributedPruningEnabled(
+          carbonLoadModel.getDatabaseName, carbonLoadModel.getTableName)
+        val prePrimingEnabled = CarbonProperties.getInstance().isIndexServerPrePrimingEnabled()
+        if (indexServerEnabled && prePrimingEnabled) {
+            val readCommittedScope = new TableStatusReadCommittedScope(AbsoluteTableIdentifier.from(
+              carbonLoadModel.getTablePath), FileFactory.getConfiguration)
+              val loadDetailsForCurrentSegment = readCommittedScope.getSegmentList
+                .find(_.getLoadName.equalsIgnoreCase(mergedLoadNumber)).get
+              val segmentToWrite: Segment = new Segment(mergedLoadNumber,
+                loadDetailsForCurrentSegment.getSegmentFile,
+                readCommittedScope, loadDetailsForCurrentSegment)
+              segmentToWrite.setReadCommittedScope(readCommittedScope)
+              LOGGER.info(s"Adding Segments to the Cache after compaction")
 
 Review comment:
   done

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