aljoscha commented on a change in pull request #14061:
URL: https://github.com/apache/flink/pull/14061#discussion_r524038494
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File path: docs/dev/connectors/file_sink.md
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@@ -768,7 +768,12 @@ and Flink will throw an exception.
normal job termination (*e.g.* finite input stream) and termination due to
failure, upon normal termination of a job, the last
in-progress files will not be transitioned to the "finished" state.
-<span class="label label-danger">Important Note 3</span>: Currently, the
`FileSink` only supports three filesystems:
+<span class="label label-danger">Important Note 3</span>: Flink and the
`FileSink` never overwrites committed data.
+Given this, when trying to restore from an old checkpoint/savepoint which
assumes an in-progress file which was committed
+by subsequent successful checkpoints, Flink will refuse to resume and it will
throw an exception as it cannot locate the
Review comment:
Is "Flink" or the `FileSink` throwing the exception and refusing to
resume? 😅
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