ravipesala commented on a change in pull request #3221: [CARBONDATA-3386]
Concurrent Merge index and query is failing
URL: https://github.com/apache/carbondata/pull/3221#discussion_r284288571
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File path:
integration/spark2/src/main/scala/org/apache/spark/sql/events/MergeIndexEventListener.scala
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@@ -23,61 +23,22 @@ import scala.collection.JavaConverters._
import scala.collection.mutable
import org.apache.spark.internal.Logging
-import org.apache.spark.SparkContext
import org.apache.spark.rdd.CarbonMergeFilesRDD
-import org.apache.spark.sql.SparkSession
import org.apache.spark.sql.util.CarbonException
+import org.apache.spark.util.MergeIndexUtil
import org.apache.carbondata.common.logging.LogServiceFactory
-import org.apache.carbondata.core.constants.CarbonCommonConstants
import org.apache.carbondata.core.datamap.Segment
import org.apache.carbondata.core.locks.{CarbonLockFactory, LockUsage}
-import org.apache.carbondata.core.metadata.SegmentFileStore
-import org.apache.carbondata.core.metadata.schema.table.CarbonTable
import org.apache.carbondata.core.statusmanager.SegmentStatusManager
-import org.apache.carbondata.events.{AlterTableCompactionPostEvent,
AlterTableMergeIndexEvent, Event, OperationContext, OperationEventListener}
-import
org.apache.carbondata.processing.loading.events.LoadEvents.LoadTablePostExecutionEvent
+import org.apache.carbondata.events._
import org.apache.carbondata.processing.merger.CarbonDataMergerUtil
class MergeIndexEventListener extends OperationEventListener with Logging {
val LOGGER = LogServiceFactory.getLogService(this.getClass.getCanonicalName)
override def onEvent(event: Event, operationContext: OperationContext): Unit
= {
event match {
- case preStatusUpdateEvent: LoadTablePostExecutionEvent =>
Review comment:
Basically, we need to merge the merge index files before commiting, so can
you add preTableStatusLoadEvent and load the merge index there?
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