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https://issues.apache.org/jira/browse/FLINK-5979?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15899244#comment-15899244
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ASF GitHub Bot commented on FLINK-5979:
---------------------------------------
GitHub user StefanRRichter opened a pull request:
https://github.com/apache/flink/pull/3483
[FLINK-5979] Backwards compatibility for HeapKeyedStateBackend
serialization format (1.2 -> 1.3)
This PR re-establishes the broken backwards compatibility in the
serialization format of `KeyedStateTable` between Flink 1.2 and Flink 1.3.
This PR sits on top of #3466 .
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/StefanRRichter/flink
state-table-interface-backwards-compatibility
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/flink/pull/3483.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #3483
----
commit dd0863fc029a0d5ab3d52bb402663c8543f7f483
Author: Stefan Richter <[email protected]>
Date: 2017-02-20T17:12:10Z
Introduce abstraction for StateTable
commit a0cc386d29dd6a76926fb260cac43019add5bc2a
Author: Stefan Richter <[email protected]>
Date: 2017-03-03T09:51:15Z
Improved copy performance for ArrayListSerializer
commit 222ae47622372268af895a1c3e4d559b5ece87ab
Author: Stefan Richter <[email protected]>
Date: 2017-03-03T09:25:43Z
Improve ManualWindowSpeedITCase by randomizing the access pattern
commit fdae4cd7674a755c43260e6b7ba756431157c141
Author: Stefan Richter <[email protected]>
Date: 2017-03-03T09:50:52Z
Additional unit tests
commit e13237e025691a4e3500e984c9b50364d916aa8c
Author: Stefan Richter <[email protected]>
Date: 2017-03-03T10:08:00Z
Asynchronous snapshots through CopyOnWriteStateTable
commit e92275b1ecef7fead004d92b5c6fc488dadbb52c
Author: Stefan Richter <[email protected]>
Date: 2017-03-06T17:04:17Z
Implement backwards compatibility for state table serialization format.
commit 2b083b84b371d75e1a59feeea1273938325af505
Author: Stefan Richter <[email protected]>
Date: 2017-03-07T10:37:36Z
Unit test
----
> Backwards compatibility for HeapKeyedStateBackend serialization format (1.2
> -> 1.3)
> -----------------------------------------------------------------------------------
>
> Key: FLINK-5979
> URL: https://issues.apache.org/jira/browse/FLINK-5979
> Project: Flink
> Issue Type: New Feature
> Components: State Backends, Checkpointing
> Affects Versions: 1.3.0
> Reporter: Stefan Richter
> Assignee: Stefan Richter
> Fix For: 1.3.0
>
>
> Changes in {{HeapKeyedStateBackend}} for Flink 1.3 have triggered a change of
> the serialization format. This issue tracks the backwards compatibility story
> between the format in 1.2 and 1.3.
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