[GitHub] qiuchenjian commented on a change in pull request #3090: [CARBONDATA-3262] Fix merge index failure handling for compacted segment

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qiuchenjian commented on a change in pull request #3090: [CARBONDATA-3262] Fix merge index failure handling for compacted segment
URL: https://github.com/apache/carbondata/pull/3090#discussion_r249620685
 
 

 ##########
 File path: integration/spark-common/src/main/scala/org/apache/spark/rdd/CarbonMergeFilesRDD.scala
 ##########
 @@ -124,17 +128,22 @@ class CarbonMergeFilesRDD(
       val split = theSplit.asInstanceOf[CarbonMergeFilePartition]
       logInfo("Merging carbon index files of segment : " +
               CarbonTablePath.getSegmentPath(tablePath, split.segmentId))
-
-      if (isHivePartitionedTable) {
-        CarbonLoaderUtil
-          .mergeIndexFilesInPartitionedSegment(carbonTable, split.segmentId,
-            segmentFileNameToSegmentIdMap.get(split.segmentId))
-      } else {
-        new CarbonIndexFileMergeWriter(carbonTable)
-          .mergeCarbonIndexFilesOfSegment(split.segmentId,
-            tablePath,
-            readFileFooterFromCarbonDataFile,
-            segmentFileNameToSegmentIdMap.get(split.segmentId))
+      try {
+        if (isHivePartitionedTable) {
+          CarbonLoaderUtil
+            .mergeIndexFilesInPartitionedSegment(carbonTable, split.segmentId,
+              segmentFileNameToSegmentIdMap.get(split.segmentId))
+        } else {
+          new CarbonIndexFileMergeWriter(carbonTable)
+            .mergeCarbonIndexFilesOfSegment(split.segmentId,
+              tablePath,
+              readFileFooterFromCarbonDataFile,
+              segmentFileNameToSegmentIdMap.get(split.segmentId))
+        }
+      } catch {
+        case e: Exception =>
+          LOGGER.warn(s"Failed to merge index files for ${ carbonTable.getTableUniqueName }. " +
 
 Review comment:
   why the log level is warn, if the index merge failed, the unmerged index files also affect normally?

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