Sergey Uttsel created IGNITE-19745:
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             Summary: 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


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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