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https://issues.apache.org/jira/browse/BEAM-4797?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16578545#comment-16578545
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Dat Tran commented on BEAM-4797:
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Hi [~echauchot], Could I send a pull request to support this feature?
> Allow the user to limit the number of result docs in ElasticsearchIO.read()
> ---------------------------------------------------------------------------
>
> Key: BEAM-4797
> URL: https://issues.apache.org/jira/browse/BEAM-4797
> Project: Beam
> Issue Type: New Feature
> Components: io-java-elasticsearch
> Reporter: Etienne Chauchot
> Assignee: Etienne Chauchot
> Priority: Major
>
> In some cases, like sampling, the users will be interested in limiting the
> number of docs a ESIO.read() returns.
> It is as simple as allowing the user to pass terminate_after parameter to the
> IO configuration.
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