anishshri-db commented on code in PR #47490:
URL: https://github.com/apache/spark/pull/47490#discussion_r1746138791
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sql/core/src/main/scala/org/apache/spark/sql/execution/streaming/IncrementalExecution.scala:
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@@ -80,6 +80,57 @@ class IncrementalExecution(
TransformWithStateInPandasStrategy :: Nil
}
+ // Methods to enable the use of AsyncLogPurge
+ protected val minLogEntriesToMaintain: Int =
+ sparkSession.sessionState.conf.minBatchesToRetain
+
+ val errorNotifier: ErrorNotifier = new ErrorNotifier()
+
+ override protected def purge(threshold: Long): Unit = {}
+
+ def stateSchemaDirPath(
+ ssw: StateStoreWriter,
+ storeName: Option[String] = None): Path = {
+ def stateInfo = ssw.getStateInfo
+ val stateCheckpointPath =
+ new Path(stateInfo.checkpointLocation,
+ s"${stateInfo.operatorId.toString}")
+ storeName match {
+ case Some(storeName) =>
+ new Path(new Path(stateCheckpointPath, "_stateSchema"), storeName)
+ case None =>
+ new Path(new Path(stateCheckpointPath, "_stateSchema"), "default")
+ }
+ }
+
+ override protected def purgeOldest(statefulOp: StatefulOperator): Unit = {
+ statefulOp match {
+ case ssw: StateStoreWriter =>
+ ssw.operatorStateMetadataVersion match {
+ case 2 =>
+ // checkpointLocation of the operator is runId/state, and
commitLog path is
+ // runId/commits, so we want the parent of the checkpointLocation
to get the
+ // commit log path.
+ val parentCheckpointLocation = new
Path(checkpointLocation).getParent
+ val fileManager = new OperatorStateMetadataV2FileManager(
+ new Path(checkpointLocation,
ssw.getStateInfo.operatorId.toString),
+ stateSchemaDirPath(ssw, Some(StateStoreId.DEFAULT_STORE_NAME)),
+ new CommitLog(
+ sparkSession,
+ new Path(parentCheckpointLocation, "commits").toString
+ ),
+ hadoopConf)
+ fileManager.purgeMetadataFiles()
Review Comment:
nit: indent seems off ?
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