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https://issues.apache.org/jira/browse/FLINK-6433?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15993198#comment-15993198
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Fabian Hueske commented on FLINK-6433:
--------------------------------------
Thanks for reporting this.
This class was copied from Apache Calcite as a temporary fix until Calcite 1.13
is released and we updated the dependency.
I think we can leave this class as it is.
> Unreachable code in SqlToRelConverter#visitCall()
> -------------------------------------------------
>
> Key: FLINK-6433
> URL: https://issues.apache.org/jira/browse/FLINK-6433
> Project: Flink
> Issue Type: Bug
> Reporter: Ted Yu
> Priority: Minor
>
> {code}
> SqlFunction histogramOp = !ENABLE_HISTOGRAM_AGG
> ? null
> : getHistogramOp(aggOp);
> if (histogramOp != null) {
> {code}
> Since ENABLE_HISTOGRAM_AGG is hardcoded as false, the if block wouldn't be
> executed.
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