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https://issues.apache.org/jira/browse/SOLR-12221?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16513443#comment-16513443
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Adrien Grand commented on SOLR-12221:
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[~joel.bernstein] Should we resolve this issue?
> Add valueAt Stream Evaluator
> ----------------------------
>
> Key: SOLR-12221
> URL: https://issues.apache.org/jira/browse/SOLR-12221
> Project: Solr
> Issue Type: Improvement
> Security Level: Public(Default Security Level. Issues are Public)
> Reporter: Joel Bernstein
> Assignee: Joel Bernstein
> Priority: Major
> Fix For: 7.4
>
> Attachments: SOLR-12221.patch
>
>
> The *valueAt* Stream Evaluator returns the value at a specific index of an
> array or the value of a specific row and column of a matrix.
> Sample syntax for an array:
> {code:java}
> let(a=array(1, 2, 3),
> b=valueAt(a, 2)){code}
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