anishshri-db commented on code in PR #44542:
URL: https://github.com/apache/spark/pull/44542#discussion_r1438963938
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sql/core/src/main/scala/org/apache/spark/sql/execution/streaming/statefulOperators.scala:
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@@ -434,22 +434,26 @@ case class StateStoreRestoreExec(
numColsPrefixKey = 0,
session.sessionState,
Some(session.streams.stateStoreCoordinator)) { case (store, iter) =>
- val hasInput = iter.hasNext
- if (!hasInput && keyExpressions.isEmpty) {
- // If our `keyExpressions` are empty, we're getting a global
aggregation. In that case
- // the `HashAggregateExec` will output a 0 value for the partial
merge. We need to
- // restore the value, so that we don't overwrite our state with a 0
value, but rather
- // merge the 0 with existing state.
- store.iterator().map(_.value)
- } else {
- iter.flatMap { row =>
- val key = stateManager.getKey(row.asInstanceOf[UnsafeRow])
- val restoredRow = stateManager.get(store, key)
- val outputRows = Option(restoredRow).toSeq :+ row
- numOutputRows += outputRows.size
- outputRows
- }
+ val hasInput = iter.hasNext
Review Comment:
Yea just fixed the indentation
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