Zhichao Zhang created KYLIN-4791:
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Summary: Throws exception 'UnsupportedOperationException:
empty.reduceLeft' when there are cast expressions in the filters of FilePruner
Key: KYLIN-4791
URL: https://issues.apache.org/jira/browse/KYLIN-4791
Project: Kylin
Issue Type: Bug
Components: Query Engine, Spark Engine
Affects Versions: v4.0.0-alpha
Reporter: Zhichao Zhang
Assignee: Zhichao Zhang
Fix For: v4.0.0-beta
When execute function 'pruneSegments' of FilePruner, if there are some cast
expressions in filter, it will throw exception 'UnsupportedOperationException:
empty.reduceLeft'.
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