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https://issues.apache.org/jira/browse/FLINK-5043?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ufuk Celebi closed FLINK-5043.
------------------------------
       Resolution: Implemented
    Fix Version/s: 1.2.0

Implemented in af3bf83 (master).

> Converting keyed state from Flink 1.1 backend implementations to their new 
> counterparts in 1.2
> ----------------------------------------------------------------------------------------------
>
>                 Key: FLINK-5043
>                 URL: https://issues.apache.org/jira/browse/FLINK-5043
>             Project: Flink
>          Issue Type: Sub-task
>          Components: State Backends, Checkpointing
>    Affects Versions: 1.2.0
>            Reporter: Stefan Richter
>            Assignee: Stefan Richter
>             Fix For: 1.2.0
>
>
> Keyed state backends became keygroup aware in Flink 1.2 and their hierarchy 
> as a whole changed significantly. We need to implement a conversion so that 
> old snapshots can be restored into new backends.



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