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https://issues.apache.org/jira/browse/FLINK-23531?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jingsong Lee closed FLINK-23531.
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Fix Version/s: 1.14.0
Resolution: Implemented
master: 4d8157f6d56e2ce8b76ed99ff8afaf2c2fff4fa6
> Allow skip all change log for row-time deduplicate mini-batch
> -------------------------------------------------------------
>
> Key: FLINK-23531
> URL: https://issues.apache.org/jira/browse/FLINK-23531
> Project: Flink
> Issue Type: Improvement
> Components: Table SQL / Runtime
> Reporter: tartarus
> Assignee: tartarus
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.14.0
>
>
> current we keep all change log for row-time deduplicate mini-batch,
> we need buffer all record on heap.
> In some cases, users do not need all change logs;
> In this way, the memory pressure and the calculation pressure of downstream
> operators can be reduced
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