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Posted to issues@flink.apache.org by "Jark Wu (Jira)" <ji...@apache.org> on 2020/02/12 08:12:00 UTC
[jira] [Resolved] (FLINK-15938) Idle state not cleaned in
StreamingJoinOperator and StreamingSemiAntiJoinOperator
[ https://issues.apache.org/jira/browse/FLINK-15938?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jark Wu resolved FLINK-15938.
-----------------------------
Resolution: Fixed
Fixed in 1.9.3: f5a658981bd86abeec6750fcf1e19a43a561fc5f
> Idle state not cleaned in StreamingJoinOperator and StreamingSemiAntiJoinOperator
> ---------------------------------------------------------------------------------
>
> Key: FLINK-15938
> URL: https://issues.apache.org/jira/browse/FLINK-15938
> Project: Flink
> Issue Type: Improvement
> Components: Table SQL / Planner
> Affects Versions: 1.9.2
> Reporter: Benchao Li
> Assignee: Benchao Li
> Priority: Critical
> Labels: pull-request-available
> Fix For: 1.9.3
>
> Time Spent: 20m
> Remaining Estimate: 0h
>
> {code:java}
> return StateTtlConfig
> .newBuilder(Time.milliseconds(retentionTime))
> .setUpdateType(StateTtlConfig.UpdateType.OnCreateAndWrite)
> .setStateVisibility(StateTtlConfig.StateVisibility.ReturnExpiredIfNotCleanedUp)
> .build();
> {code}
> StateTtl is constructed in above code for `StreamingJoinOperator` and `StreamingSemiAntiJoinOperator`.
> However, as stated in [https://ci.apache.org/projects/flink/flink-docs-master/dev/stream/state/state.html#cleanup-of-expired-state] , the state will be cleaned only when it's read which means the state will not be cleaned enless we read it.
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