liming30 opened a new pull request, #3473:
URL: https://github.com/apache/paimon/pull/3473
[flink] supports upgrading from versions below 0.8.0 (excluding 0.8.0) to
0.8.1+.
<!-- Please specify the module before the PR name: [core] ... or [flink] ...
-->
### Purpose
<!-- Linking this pull request to the issue -->
Linked issue: close #3367
<!-- What is the purpose of the change -->
Supports flink job state compatibility when upgrading from versions below
0.8.0 to 0.8.1+.
When upgrading from `0.6/0.7` to `0.8.1+`, users can configure
`state.compatible-for-less-than-08` to use the legacy serializer to deserialize
the state.
### Tests
<!-- List UT and IT cases to verify this change -->
-
`org.apache.paimon.manifest.ManifestCommittableLegacyV2SerializerCompatibilityTest#testCompatibilityToLegacyVersion2`
### API and Format
<!-- Does this change affect API or storage format -->
No
### Documentation
<!-- Does this change introduce a new feature -->
No
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