anishshri-db commented on code in PR #53459:
URL: https://github.com/apache/spark/pull/53459#discussion_r2673510246
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sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/v2/state/StateDataSource.scala:
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@@ -132,6 +133,29 @@ class StateDataSource extends TableProvider with
DataSourceRegister with Logging
override def supportsExternalMetadata(): Boolean = false
+ /**
+ * Return the state format version for SYMMETRIC_HASH_JOIN operators.
+ * This currently only supports join operators because this function is only
used to
+ * create a PartitionKeyExtractor through PartitionKeyExtractorFactory where
only join operators
+ * require state format version
+ */
+ private def getStateFormatVersion(
+ storeMetadata: Array[StateMetadataTableEntry],
+ checkpointLocation: String,
+ batchId: Long
+ ): Option[Int] = {
Review Comment:
nit: move to line above ?
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