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https://issues.apache.org/jira/browse/IGNITE-19745?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sergey Uttsel reassigned IGNITE-19745:
--------------------------------------

    Assignee: Sergey Uttsel

> Watch listeners don't receive events with revision lower than the applied 
> revision
> ----------------------------------------------------------------------------------
>
>                 Key: IGNITE-19745
>                 URL: https://issues.apache.org/jira/browse/IGNITE-19745
>             Project: Ignite
>          Issue Type: Bug
>            Reporter: Sergey Uttsel
>            Assignee: Sergey Uttsel
>            Priority: Major
>              Labels: ignite-3
>
> h3. *Motivation*
> In https://issues.apache.org/jira/browse/IGNITE-19735 I have tried to extends 
> MetaStorageManager api with 
> {code:java}
> void registerPrefixWatch(ByteArray key, long startRevision, WatchListener 
> lsnr){code}
>  method for the watch listeners receive the events with revision lower than 
> the applied revision. The KeyValueStorage#watchRange method already has a 
> start revision number so the issue seems easy. But I have written a test and 
> see that the watch listener receives events with revisions which are grater 
> than the applied revision only. See 
> https://github.com/gridgain/apache-ignite-3/tree/ignite-19735_1 and test 
> ItMetaStorageWatchTest#testWatchWithOldStartRevision.
> h3. *Definition of Done*
> Watch listeners which were registered with a start revision lower that the 
> applied revision must receive all events from a start revision.



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