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https://issues.apache.org/jira/browse/CALCITE-2847?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16790004#comment-16790004
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Kevin Risden commented on CALCITE-2847:
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Yea that is fine. Still trying to figure out the integration test failures on
master. (email on dev list)
[~zhztheplayer] - pinged you on JIRA, but can you squash the commits and rebase
on current master. It looks like there were test failures on the PR.
> Optimize global LOOKAHEAD for SQL parsers
> -----------------------------------------
>
> Key: CALCITE-2847
> URL: https://issues.apache.org/jira/browse/CALCITE-2847
> Project: Calcite
> Issue Type: Improvement
> Components: core
> Reporter: Hongze Zhang
> Priority: Major
> Labels: pull-request-available
> Time Spent: 40m
> Remaining Estimate: 0h
>
> Currently global LOOKAHEAD is set to 2 for the built-in SQL parsers[1], we'd
> like to optimize LOOKAHEAD to 1 to enable performance enhancement if possible.
> [1]https://github.com/apache/calcite/blob/883666929478aabe07ee5b9e572c43a6f1a703e2/core/pom.xml#L304
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