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https://issues.apache.org/jira/browse/FLINK-2026?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14550056#comment-14550056
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Stephan Ewen commented on FLINK-2026:
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+1 for a good error message.
I agree with Fabian, people would forget the execute() call right away
otherwise...
> Error message in count() only jobs
> ----------------------------------
>
> Key: FLINK-2026
> URL: https://issues.apache.org/jira/browse/FLINK-2026
> Project: Flink
> Issue Type: Bug
> Components: Core
> Reporter: Sebastian Schelter
> Assignee: Maximilian Michels
> Priority: Minor
>
> If I run a job that only calls count() on a dataset (which is a valid data
> flow IMHO), Flink executes the job but complains that no sinks are defined.
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