calcite SqlParserTest#keywords test cases failed and it can't be detected at gradle build process(not covered by build pipeline). It will cause the gap of keywords to become larger and even cause wrong usage.
This PR https://github.com/apache/calcite/pull/3366 fix it and covered it by build pipeline. It contains 2 related commits CALCITE-5909[1] and CALCITE-5920[2]. If someone have time, please help to review it, thanks. Jira: [1] https://issues.apache.org/jira/browse/CALCITE-5909 [2] https://issues.apache.org/jira/browse/CALCITE-5920 Best Regards, Ran Tao
