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https://issues.apache.org/jira/browse/FLINK-11212?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16728299#comment-16728299
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Yun Tang commented on FLINK-11212:
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>From my point of view, the operator id is not so readable, which would be hard
>for developer to debug.
> operator metric key can repalce operator name by operator id
> ------------------------------------------------------------
>
> Key: FLINK-11212
> URL: https://issues.apache.org/jira/browse/FLINK-11212
> Project: Flink
> Issue Type: Improvement
> Components: Metrics
> Reporter: lining
> Priority: Major
>
> operator name is not unique， can we use operator id replace it
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