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https://issues.apache.org/jira/browse/SOLR-13552?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Joel Bernstein updated SOLR-13552:
----------------------------------
    Attachment: SOLR-13552.patch

> Add recNum Stream Evaluator
> ---------------------------
>
>                 Key: SOLR-13552
>                 URL: https://issues.apache.org/jira/browse/SOLR-13552
>             Project: Solr
>          Issue Type: New Feature
>      Security Level: Public(Default Security Level. Issues are Public) 
>          Components: streaming expressions
>            Reporter: Joel Bernstein
>            Priority: Major
>         Attachments: SOLR-13552.patch
>
>
> The *recNum* Stream Evaluator will return the index of the tuple in the 
> stream. It is designed to be used with the *select* expression to append the 
> index of the tuple to tuples in the stream.
> Syntax:
> {code:java}
> having(select(search(testapp),
>               id,
>               recNum() as recNum),
>        and(gt(recNum, 3), lt(recNum, 6))){code}
> Returns:
> {code:java}
> { "result-set": { "docs": [ 
> { "recNum": 4, "id": "2e65eac8-7051-4a11-8409-b89e910bfedc" }, 
> { "recNum": 5, "id": "70edbf04-7dec-4e7f-86bb-71b97e737457" }, 
> { "EOF": true, "RESPONSE_TIME": 12 } ] } }{code}
>  
>  
>  



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